2020 Buick Encore TSBs

2020 Buick Encore

262 Technical Service Bulletins (TSBs)

TSB List for the 2020 Buick Encore

Technical Service Bulletins (TSBs) for the 2020 Encore are official communications between Buick & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

  • STEERING
  • SUSPENSION:FRONT:CONTROL ARM:LOWER ARM
  • BRAKES (PWS)
  • SERVICE BRAKES, HYDRAULIC
  • ENGINE (PWS)
  • ENGINE AND ENGINE COOLING
  • ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
  • ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION
  • ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PUMP
  • ENGINE AND ENGINE COOLING:COOLING SYSTEM
  • ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
  • FUEL SYSTEM, GASOLINE
  • FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
  • FUEL SYSTEM, DIESEL
  • FUEL SYSTEM, OTHER:FUEL FILTER
  • POWER TRAIN
  • POWER TRAIN:MANUAL TRANSMISSION
  • POWER TRAIN:AUTOMATIC TRANSMISSION
  • POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT
  • ELECTRICAL SYSTEM
  • ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
  • ELECTRICAL SYSTEM:SOFTWARE
  • EXTERIOR LIGHTING
  • LIGHTING (PWS)
  • VISIBILITY
  • VISIBILITY:GLASS, SIDE/REAR
  • VISIBILITY:GLASS, SIDE/REAR:CRITICAL FASTENERS
  • AIR BAGS
  • STRUCTURE
  • STRUCTURE:FRAME AND MEMBERS
  • STRUCTURE:BODY
  • STRUCTURE:BODY:DOOR
  • STRUCTURE:BODY:HATCHBACK/LIFTGATE:SUPPORT DEVICE/STRUT
  • LATCHES/LOCKS/LINKAGES:DOORS:LATCH
  • TIRES
  • WHEELS
  • FORWARD COLLISION AVOIDANCE
  • FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL
  • LANE DEPARTURE
  • BACK OVER PREVENTION
  • EQUIPMENT
  • EQUIPMENT:ELECTRICAL
  • EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
  • EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
  • EQUIPMENT ADAPTIVE/MOBILITY
  • STEERING

    • TSB #16NA318

      Date Announced:
      MAR 27, 2020
      NHTSA ID:
      #10174259

      This Technical bulletin provides information on replacing both inner and outer intermediate steering shaft boots and steering gear due to water intrusion in the steering gear input shaft freezing and/or corrosion causing a hard to steer ... Read More »

    • TSB #20NA009

      Date Announced:
      FEB 12, 2020
      NHTSA ID:
      #10173406

      This technical bulletin provides a procedure to replace the steering gear and program the S/S module if found the cause of the customers concern. Read More »

    • TSB #16NA109

      Date Announced:
      AUG 05, 2019
      NHTSA ID:
      #10165079

      This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear. Read More »

    SUSPENSION:FRONT:CONTROL ARM:LOWER ARM

    • TSB #20NA009

      Date Announced:
      FEB 12, 2020
      NHTSA ID:
      #10173406

      This technical bulletin provides a procedure to replace the steering gear and program the S/S module if found the cause of the customers concern. Read More »

    BRAKES (PWS)

    • TSB #A202319910

      Date Announced:
      JAN 06, 2021
      NHTSA ID:
      #10187221

      Emission - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. Certain vehicles may have a blockage of the Positive Crankcase Ventilation (PCV) passage in the camshaft cover. Read More »

    • TSB #20NA079

      Date Announced:
      JUL 16, 2020
      NHTSA ID:
      #10178969

      This technical bulletin provides a procedure to correct a condition of Front Brake Squeal Noise Heard During Light Brake Pedal Application. Read More »

    • TSB #19NA223

      Date Announced:
      SEP 24, 2019
      NHTSA ID:
      #10166662

      This informational bulletin provides information for dealers/technicians on Brake Pedal - Excessive Click Noise with Slight Press of the Brake Pedal. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #PIC5704G

      Date Announced:
      JUN 26, 2020
      NHTSA ID:
      #10178354

      This Preliminary Information communication provides information to the technician about vehicles that had the Brake Pressure Modulator Valve now Diagnostic Trouble Code C0131 is set current. Read More »

    • TSB #PIC6415

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10174817

      This Preliminary information communicates to dealer's that if they root cause a brake squeal/squeak noise heard upon first apply or during light brake pedal application at low speed or while in reverse after a period of non-use such as ... Read More »

    ENGINE (PWS)

    • TSB #18NA073

      Date Announced:
      JAN 22, 2021
      NHTSA ID:
      #10187745

      This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement. Read More »

    • TSB #060089031F

      Date Announced:
      NOV 19, 2020
      NHTSA ID:
      #10184501

      This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification. Read More »

    • TSB #16NA222

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183126

      This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations. Read More »

    • TSB #19NA080

      Date Announced:
      OCT 16, 2020
      NHTSA ID:
      #10183146

      This informational bulletin provides information to the tech to discard the PCV drain tube when working on the lower area of the engine. Read More »

    • TSB #PIP5647B

      Date Announced:
      AUG 20, 2020
      NHTSA ID:
      #10179642

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #PIP5598C

      Date Announced:
      AUG 20, 2020
      NHTSA ID:
      #10179645

      This Preliminary information communicates the possibility of a crank no start or extended crank condition due to exhaust cam reluctor being out of position.  Read More »

    • TSB #17NA184

      Date Announced:
      AUG 13, 2020
      NHTSA ID:
      #10180295

      This informational bulletin provides information for dealers and technicians about the 1.4L and 1.8L turbocharged engines that use two different suppliers for the oil filter housing, which results in two different filters being used. Read More »

    • TSB #16NA338

      Date Announced:
      JUL 28, 2020
      NHTSA ID:
      #10178949

      This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record ... Read More »

    • TSB #A202304840

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10177361

      SUB - Certain 2020-2021 Buick Encore GX and 2021 Chevrolet Trailblazer vehicles may have a condition where the camshaft actuator oil control valve (OCV) center bolt could stick or bind. Read More »

    • TSB #PIP5495M

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178315

      This Preliminary Information communication provides information to the technician about vehicles that may have a Malfunction Indicator Lamp on. The technician may find Diagnostic Trouble Codes P0299 or P0234 set. Read More »

    • TSB #A202302140 01

      Date Announced:
      JUN 04, 2020
      NHTSA ID:
      #10177355

      Service Update - On certain vehicles, the engine oil pump may be stuck due to foreign material, and diagnostic trouble codes (DTC) P0521, P06DE, P06DD could be set. Read More »

    • TSB #PIP5598B

      Date Announced:
      MAY 20, 2020
      NHTSA ID:
      #10176325

      This Preliminary information communicates the possibility of a crank no start or extended crank condition due to exhaust cam reluctor being out of position.  Read More »

    • TSB #A202301230

      Date Announced:
      MAY 19, 2020
      NHTSA ID:
      #10176817

      SUB - Certain 2021 model year Chevrolet Trailblazer, and 2020-2021 model year Buick Encore GX vehicles, equipped with a continuously variable ratio (CVT) transmission, may experience reduced launch performance during a quick exit from a ... Read More »

    • TSB #16NA383

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176607

      This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »

    • TSB #A202302140

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10174813

      Service Update Bulletin. On certain vehicles, the engine oil pump may be stuck due to foreign material, and diagnostic trouble codes (DTC) P0521, P06DE, P06DD could be set. Dealers are to perform the engine oil pump screening test. Read More »

    • TSB #20NA084

      Date Announced:
      APR 06, 2020
      NHTSA ID:
      #10175763

      This informational bulletin advises of normal engine noise produced by the engine. Read More »

    • TSB #PIP5697B

      Date Announced:
      MAR 30, 2020
      NHTSA ID:
      #10173727

      This Preliminary information communicates a possible BCM concern if DTC P0747 sets during engine cranking when the transmission is in park. Read More »

    • TSB #PIP5697A

      Date Announced:
      MAR 27, 2020
      NHTSA ID:
      #10173726

      This Preliminary information communicates a possible BCM concern if DTC P0747 sets during engine cranking when the transmission is in park. Read More »

    • TSB #040601029J

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173416

      This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules. Read More »

    • TSB #PIP5692

      Date Announced:
      FEB 24, 2020
      NHTSA ID:
      #10172332

      The Preliminary Information communication advises the technician that there is  a part restriction for the 1.2L LIH engine. The dealer technician is advised to call the GM Product Quality Center for further assistance. Read More »

    • TSB #18NA073

      Date Announced:
      FEB 07, 2020
      NHTSA ID:
      #10172784

      This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #010601011L

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10186104

      This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    • TSB #20NA213

      Date Announced:
      OCT 30, 2020
      NHTSA ID:
      #10183211

      This service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and PF48. Read More »

    • TSB #PIP5739

      Date Announced:
      JUN 16, 2020
      NHTSA ID:
      #10178329

      This Preliminary information communicates specific directions for the application of room temperature vulcanizing (RTV) sealant to the engine Lower Crankcase Extension during engine oil pan installation. Read More »

    • TSB #PIP5691A

      Date Announced:
      APR 30, 2020
      NHTSA ID:
      #10174867

      The Preliminary Information communication advises the technician that there is  a part restriction for the 1.3L L3T engine. The dealer technician is advised to call the GM Product Quality Center for further assistance. Read More »

    • TSB #PIP5692A

      Date Announced:
      APR 30, 2020
      NHTSA ID:
      #10174868

      The Preliminary Information communication advises the technician that there is  a part restriction for the 1.2L LIH engine. The dealer technician is advised to call the GM Product Quality Center for further assistance. Read More »

    • TSB #16NA405

      Date Announced:
      MAR 18, 2020
      NHTSA ID:
      #10174260

      This technical bulletin provides a procedure to install a PCV heater or a charge air cooler to correct the turbo charger system from freezing causing cold weather performance issues. Read More »

    • TSB #20NA024

      Date Announced:
      JAN 30, 2020
      NHTSA ID:
      #10172291

      This informational bulletin provides a information and diagnostic steps/tips for vehicles that are slow to heat up in cold temperatures. Read More »

    • TSB #16NA405

      Date Announced:
      JAN 08, 2020
      NHTSA ID:
      #10171879

      This technical bulletin provides a procedure to install a PCV heater or a charge air cooler to correct the turbo charger system from freezing causing cold weather performance issues. Read More »

    • TSB #010601011K

      Date Announced:
      OCT 09, 2019
      NHTSA ID:
      #10168205

      This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    • TSB #000601026M

      Date Announced:
      AUG 15, 2019
      NHTSA ID:
      #10165121

      This informational bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage. Read More »

    • TSB #070601016F

      Date Announced:
      AUG 13, 2019
      NHTSA ID:
      #10165122

      This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

    • TSB #PIP5495M

      Date Announced:
      MAR 19, 2021
      NHTSA ID:
      #10190414

      This Preliminary Information communication provides information to the technician about vehicles that may have a Malfunction Indicator Lamp on. The technician may find Diagnostic Trouble Codes P0299 or P0234 set. Read More »

    • TSB #PIP5495M

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178315

      This Preliminary Information communication provides information to the technician about vehicles that may have a Malfunction Indicator Lamp on. The technician may find Diagnostic Trouble Codes P0299 or P0234 set. Read More »

    • TSB #16NA405

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176608

      This technical bulletin provides a procedure to install a PCV heater or a charge air cooler to correct the turbo charger system from freezing causing cold weather performance issues. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION

    • TSB #010601011L

      Date Announced:
      DEC 16, 2020
      NHTSA ID:
      #10187625

      This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PUMP

    • TSB #PIP5734

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178317

      This Preliminary information communicates to the dealer a testing procedure to isolate a potential Engine Oil Pump Switching issue. Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM

    • TSB #20NA028

      Date Announced:
      JUL 09, 2020
      NHTSA ID:
      #10178966

      This informational bulletin is to notify dealership personnel as well as providing the customer with the usage instructions from the owner manual, that in extreme cold weather (-18°C or less / 0°F or less), a grille winter cover needs be ... Read More »

    • TSB #20NA024

      Date Announced:
      FEB 11, 2020
      NHTSA ID:
      #10173410

      This informational bulletin provides a information and diagnostic steps/tips for vehicles that are slow to heat up in cold temperatures. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #15NA010

      Date Announced:
      JAN 23, 2020
      NHTSA ID:
      #10171875

      This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states. Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #PIP5353F

      Date Announced:
      OCT 28, 2020
      NHTSA ID:
      #10182577

      This Preliminary Information communication provides information to the technician about vehicles that may have a rough idle or misfire. Technician may find Diagnostic Trouble Code P0300 set in the Engine Control Module. Read More »

    • TSB #PIP5647B

      Date Announced:
      AUG 20, 2020
      NHTSA ID:
      #10179642

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #PIP5734

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178317

      This Preliminary information communicates to the dealer a testing procedure to isolate a potential Engine Oil Pump Switching issue. Read More »

    • TSB #A202302140 01

      Date Announced:
      JUN 04, 2020
      NHTSA ID:
      #10177355

      Service Update - On certain vehicles, the engine oil pump may be stuck due to foreign material, and diagnostic trouble codes (DTC) P0521, P06DE, P06DD could be set. Read More »

    • TSB #PIP5647A

      Date Announced:
      APR 24, 2020
      NHTSA ID:
      #10174857

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #A202302140

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10174813

      Service Update Bulletin. On certain vehicles, the engine oil pump may be stuck due to foreign material, and diagnostic trouble codes (DTC) P0521, P06DE, P06DD could be set. Dealers are to perform the engine oil pump screening test. Read More »

    • TSB #050604022Q

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163261

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

    • TSB #16NA383

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176607

      This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    FUEL SYSTEM, DIESEL

    • TSB #050604022R

      Date Announced:
      OCT 21, 2020
      NHTSA ID:
      #10183779

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    • TSB #050604022Q

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163261

      This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL. Read More »

    FUEL SYSTEM, OTHER:FUEL FILTER

    • TSB #17NA184

      Date Announced:
      AUG 13, 2020
      NHTSA ID:
      #10180295

      This informational bulletin provides information for dealers and technicians about the 1.4L and 1.8L turbocharged engines that use two different suppliers for the oil filter housing, which results in two different filters being used. Read More »

    POWER TRAIN

    • TSB #16NA338

      Date Announced:
      JUL 28, 2020
      NHTSA ID:
      #10178949

      This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record ... Read More »

    • TSB #PIP5720A

      Date Announced:
      JUL 28, 2020
      NHTSA ID:
      #10178388

      This Preliminary information communicates that a possible trans fluid leak found may only be residual fluid that was left during the assembly process with no repairs needed if no dye is detected after cleaning and re-evaluation. Read More »

    • TSB #20NA138

      Date Announced:
      JUN 23, 2020
      NHTSA ID:
      #10178288

      This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global ... Read More »

    • TSB #A202299960 01

      Date Announced:
      JUN 15, 2020
      NHTSA ID:
      #10177362

      Service Update - The gear shift lever may have a detent feel between Park and Reverse caused by the fastening bolt that is not fully seated and contacting the shifter housing. Read More »

    • TSB #20NA120

      Date Announced:
      JUN 01, 2020
      NHTSA ID:
      #10178275

      This informational bulletin explains how to check if the pulley and/or drive chain has any damage caused by low fluid or a code set that causes the transmission to default maxing out pressure. Read More »

    • TSB #A202301230

      Date Announced:
      MAY 19, 2020
      NHTSA ID:
      #10176817

      SUB - Certain 2021 model year Chevrolet Trailblazer, and 2020-2021 model year Buick Encore GX vehicles, equipped with a continuously variable ratio (CVT) transmission, may experience reduced launch performance during a quick exit from a ... Read More »

    • TSB #A202299960

      Date Announced:
      APR 07, 2020
      NHTSA ID:
      #10174811

      Service Update Bulletin. The gear shift lever may have a detent feel between Park and Reverse caused by the fastening bolt that is not fully seated and contacting the shifter housing. Read More »

    • TSB #PIP5697B

      Date Announced:
      MAR 30, 2020
      NHTSA ID:
      #10173727

      This Preliminary information communicates a possible BCM concern if DTC P0747 sets during engine cranking when the transmission is in park. Read More »

    • TSB #PIP5697A

      Date Announced:
      MAR 27, 2020
      NHTSA ID:
      #10173726

      This Preliminary information communicates a possible BCM concern if DTC P0747 sets during engine cranking when the transmission is in park. Read More »

    • TSB #990420002K

      Date Announced:
      OCT 29, 2019
      NHTSA ID:
      #10168212

      This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations. Read More »

    • TSB #16NA338

      Date Announced:
      OCT 14, 2019
      NHTSA ID:
      #10168175

      This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record ... Read More »

    POWER TRAIN:MANUAL TRANSMISSION

    • TSB #18NA035

      Date Announced:
      FEB 03, 2020
      NHTSA ID:
      #10172782

      This informational bulletin provides information on a normal characteristic of a transmission that will not shift into overdrive range during cold ambient temperatures. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #060089031F

      Date Announced:
      NOV 19, 2020
      NHTSA ID:
      #10184501

      This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification. Read More »

    • TSB #1308116001F

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183782

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #080730026F

      Date Announced:
      AUG 12, 2019
      NHTSA ID:
      #10165123

      This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT

    • TSB #150089004C

      Date Announced:
      JAN 29, 2021
      NHTSA ID:
      #10188403

      This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage. Read More »

    • TSB #PIP5720A

      Date Announced:
      JUL 28, 2020
      NHTSA ID:
      #10178388

      This Preliminary information communicates that a possible trans fluid leak found may only be residual fluid that was left during the assembly process with no repairs needed if no dye is detected after cleaning and re-evaluation. Read More »

    ELECTRICAL SYSTEM

    • TSB #PIT5745B

      Date Announced:
      MAR 25, 2021
      NHTSA ID:
      #10190426

      This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw. Read More »

    • TSB #18NA056

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10186064

      This service bulletin provides a procedure to apply aluminum butyl tape around the lower side object modules and the fascia to aid in deflecting the radar away from the ground and stop triggering false alerts. Read More »

    • TSB #18NA056

      Date Announced:
      DEC 14, 2020
      NHTSA ID:
      #10187378

      This service bulletin provides a procedure to apply aluminum butyl tape around the lower side object modules and the fascia to aid in deflecting the radar away from the ground and stop triggering false alerts. Read More »

    • TSB #1308116001F

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183782

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #20NA157

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181695

      This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF. Read More »

    • TSB #18NA056

      Date Announced:
      SEP 01, 2020
      NHTSA ID:
      #10181668

      This Technical bulletin provides a procedure to apply aluminum butyl tap around the lower side object modules and the fascia to add in deflecting the radar away from the ground and stop triggering false alerts. Read More »

    • TSB #PIP5647B

      Date Announced:
      AUG 20, 2020
      NHTSA ID:
      #10179642

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #20NA157

      Date Announced:
      AUG 12, 2020
      NHTSA ID:
      #10180315

      This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF. Read More »

    • TSB #20NA151

      Date Announced:
      JUL 28, 2020
      NHTSA ID:
      #10178983

      This technical bulletin provides a procedure to correct conditions of Engine Idle Unstable, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0011, P0014, P0016, P0017, P05CC and/or P05CE Set. Read More »

    • TSB #PIT5737B

      Date Announced:
      JUL 09, 2020
      NHTSA ID:
      #10178366

      This Preliminary information communicates an XM service concern of no audio at startup until a channel change and directs to contact XM for direct support. Read More »

    • TSB #20NA135

      Date Announced:
      JUL 07, 2020
      NHTSA ID:
      #10178974

      This technical bulletin provides repair information to correct a customer concern of Power Liftgate and/or Instrument Panel Cluster (IPC) Inoperative, No Audio, Malfunction Indicator Lamp (MIL) Illuminated - DTC P159F-00, U0184-00, ... Read More »

    • TSB #PIP5675E

      Date Announced:
      JUN 25, 2020
      NHTSA ID:
      #10178346

      This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. Read More »

    • TSB #20NA132

      Date Announced:
      JUN 25, 2020
      NHTSA ID:
      #10178282

      This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements. Read More »

    • TSB #20NA135

      Date Announced:
      JUN 16, 2020
      NHTSA ID:
      #10178285

      This technical bulletin provides repair information to correct a customer concern of check engine lamp illuminated, DTC P159F 00 set, No Audio. Read More »

    • TSB #PIP5734

      Date Announced:
      JUN 10, 2020
      NHTSA ID:
      #10178317

      This Preliminary information communicates to the dealer a testing procedure to isolate a potential Engine Oil Pump Switching issue. Read More »

    • TSB #070849020Q

      Date Announced:
      MAY 20, 2020
      NHTSA ID:
      #10176649

      This informational bulletin provides information for the IPC odometer programming method quick reference guide. Read More »

    • TSB #PIE0567

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176654

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to SD Code messages displayed on the Radio Screen and/or Instrument Cluster - ... Read More »

    • TSB #PIP5647A

      Date Announced:
      APR 24, 2020
      NHTSA ID:
      #10174857

      This Preliminary information communicates  A vehicle may have a concern of running poor and stalling. No trouble codes may be set referencing this condition. Fuel trims around -20% may be observed on both banks. Read More »

    • TSB #PIC6416

      Date Announced:
      APR 20, 2020
      NHTSA ID:
      #10174850

      This Preliminary information communicates to the dealer that if the service AWD (All-Wheel Drive) or AWD (All-Wheel Drive) Off messages are on and there is a history DTC of C15C9 SYM02 set then no repairs are to be made at this time, a ... Read More »

    • TSB #PIP5697B

      Date Announced:
      MAR 30, 2020
      NHTSA ID:
      #10173727

      This Preliminary information communicates a possible BCM concern if DTC P0747 sets during engine cranking when the transmission is in park. Read More »

    • TSB #PIP5657B

      Date Announced:
      SEP 26, 2019
      NHTSA ID:
      #10165910

      This Preliminary information communicates the possibility of a misfire occuring due to a broken center insulator on the spark plug. Read More »

    • TSB #PIP4670H

      Date Announced:
      SEP 25, 2019
      NHTSA ID:
      #10165904

      This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. Read More »

    • TSB #PI0592E

      Date Announced:
      AUG 23, 2019
      NHTSA ID:
      #10165127

      This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961). Read More »

    • TSB #100845001G

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163268

      This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »

    • TSB #060847001O

      Date Announced:
      JUN 11, 2019
      NHTSA ID:
      #10163263

      This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #060089029T

      Date Announced:
      MAY 27, 2020
      NHTSA ID:
      #10176647

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #060089029S

      Date Announced:
      MAY 06, 2020
      NHTSA ID:
      #10176646

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #PIP5746

      Date Announced:
      AUG 26, 2020
      NHTSA ID:
      #10179653

      This Preliminary information communicates the possibility of the vehicle having dtc P2B95 in history and possibly P2B96 P2B0A, P2B08, or P2B09  due to a software anomally. Read More »

    • TSB #A202301230

      Date Announced:
      MAY 19, 2020
      NHTSA ID:
      #10176817

      SUB - Certain 2021 model year Chevrolet Trailblazer, and 2020-2021 model year Buick Encore GX vehicles, equipped with a continuously variable ratio (CVT) transmission, may experience reduced launch performance during a quick exit from a ... Read More »

    • TSB #19NA269

      Date Announced:
      MAY 18, 2020
      NHTSA ID:
      #10176618

      This Technical bulletin provides a service procedure for dealers/technicians on installation of Radio Software Version U148 Over-the-Air Update. Read More »

    EXTERIOR LIGHTING

    • TSB #PIP5495M

      Date Announced:
      MAR 19, 2021
      NHTSA ID:
      #10190414

      This Preliminary Information communication provides information to the technician about vehicles that may have a Malfunction Indicator Lamp on. The technician may find Diagnostic Trouble Codes P0299 or P0234 set. Read More »

    • TSB #A202319910

      Date Announced:
      JAN 06, 2021
      NHTSA ID:
      #10187221

      Emission - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles. Certain vehicles may have a blockage of the Positive Crankcase Ventilation (PCV) passage in the camshaft cover. Read More »

    LIGHTING (PWS)

    • TSB #010842001M

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169354

      This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines. Read More »

    VISIBILITY

    • TSB #PIC6086G

      Date Announced:
      DEC 10, 2020
      NHTSA ID:
      #10185728

      This Preliminary Information communication provides the technician with steps to resolve the issue of an oily substance that may be found on the inside windshield surface, and appears to be leaking from the rear view mirror area. Read More »

    • TSB #19NA274

      Date Announced:
      NOV 27, 2019
      NHTSA ID:
      #10169353

      This technical bulletin provides a procedure to correct a condition of wiper blades streaky, Do Not Clean and/or Noisy. Read More »

    VISIBILITY:GLASS, SIDE/REAR

    • TSB #PI0754D

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184504

      This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic. Read More »

    VISIBILITY:GLASS, SIDE/REAR:CRITICAL FASTENERS

    • TSB #PI0754D

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184504

      This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic. Read More »

    AIR BAGS

    • TSB #PIP5675D

      Date Announced:
      MAY 20, 2020
      NHTSA ID:
      #10176324

      This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. Read More »

    STRUCTURE

    • TSB #21NA026

      Date Announced:
      JAN 29, 2021
      NHTSA ID:
      #10188401

      This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen. Read More »

    • TSB #990851001E

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184503

      Thins informational bulletin provides information on Paint-less Dent Repair Process. Read More »

    • TSB #A202309040

      Date Announced:
      JUL 30, 2020
      NHTSA ID:
      #10178410

      Customer Satisfaction Program. Certain vehicles may have a condition in which a crack is present in the right-hand lower B-Pillar body inner panel. Read More »

    • TSB #150089002B

      Date Announced:
      JUL 10, 2020
      NHTSA ID:
      #10179408

      This bulletin provides information to dealers regarding transportation damage repair claim submission requirements. Read More »

    • TSB #PIP5704D

      Date Announced:
      JUN 22, 2020
      NHTSA ID:
      #10178338

      This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly. Read More »

    • TSB #20NA121

      Date Announced:
      JUN 03, 2020
      NHTSA ID:
      #10178276

      This technical bulletin provides a procedure to locate and fix a possible leak in the roof area due to missing sealant. Read More »

    • TSB #PIC6416A

      Date Announced:
      MAY 21, 2020
      NHTSA ID:
      #10176328

      This Preliminary information communicates to the dealer that if the service AWD (All-Wheel Drive) or AWD (All-Wheel Drive) Off messages are on and there is a history DTC of C15C9 SYM02 set then no repairs are to be made at this time, a ... Read More »

    • TSB #PIC6396A

      Date Announced:
      MAY 11, 2020
      NHTSA ID:
      #10176311

      This Preliminary information communicates to dealer that upon a PDI they will find a towing eyelet in the right rear bin of the vehicle and where they need to stow it. Read More »

    • TSB #20NA032

      Date Announced:
      FEB 10, 2020
      NHTSA ID:
      #10172788

      This informational bulletin provides new model features information for the 2020 Buick Encore GX. Read More »

    • TSB #PIC6396

      Date Announced:
      JAN 16, 2020
      NHTSA ID:
      #10171287

      This Preliminary information communicates to dealer that upon a PDI they will find a towing eyelet in the right rear bin of the vehicle and where they need to stow it. Read More »

    STRUCTURE:FRAME AND MEMBERS

    • TSB #20NA028

      Date Announced:
      FEB 07, 2020
      NHTSA ID:
      #10173413

      This informational bulletin is to notify dealership personnel as well as providing the customer with the usage instructions from the owner manual, that in extreme cold weather (-18°C or less / 0°F or less), a grille winter cover needs be ... Read More »

    STRUCTURE:BODY

    • TSB #18NA306

      Date Announced:
      SEP 29, 2020
      NHTSA ID:
      #10181675

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only). Read More »

    • TSB #PI0281H

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10175855

      This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. Read More »

    • TSB #19NA104

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173393

      This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area. Read More »

    STRUCTURE:BODY:DOOR

    • TSB #18NA279

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10171887

      This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    STRUCTURE:BODY:HATCHBACK/LIFTGATE:SUPPORT DEVICE/STRUT

    • TSB #20NA122

      Date Announced:
      JUN 02, 2020
      NHTSA ID:
      #10178277

      This informational bulletin provides Information on Proper Liftgate Adjustment. Read More »

    LATCHES/LOCKS/LINKAGES:DOORS:LATCH

    • TSB #18NA279

      Date Announced:
      JAN 22, 2020
      NHTSA ID:
      #10171887

      This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »

    TIRES

    • TSB #20NA159

      Date Announced:
      DEC 04, 2020
      NHTSA ID:
      #10186080

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #20NA159

      Date Announced:
      DEC 04, 2020
      NHTSA ID:
      #10187394

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #PIT3271K

      Date Announced:
      NOV 11, 2020
      NHTSA ID:
      #10184105

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #20NA159

      Date Announced:
      AUG 14, 2020
      NHTSA ID:
      #10180317

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #000310003Z

      Date Announced:
      APR 29, 2020
      NHTSA ID:
      #10175850

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #050310020G

      Date Announced:
      MAR 04, 2020
      NHTSA ID:
      #10174300

      This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires. Read More »

    • TSB #000310003Y

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10173414

      This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty. Read More »

    • TSB #20NA009

      Date Announced:
      FEB 12, 2020
      NHTSA ID:
      #10173406

      This technical bulletin provides a procedure to replace the steering gear and program the S/S module if found the cause of the customers concern. Read More »

    • TSB #080310006G

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169356

      This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel ... Read More »

    WHEELS

    • TSB #000310002L

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184499

      This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels. Read More »

    • TSB #PIT3271K

      Date Announced:
      NOV 11, 2020
      NHTSA ID:
      #10184105

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #050307009J

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10173417

      This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles. Read More »

    • TSB #050307009I

      Date Announced:
      JAN 27, 2020
      NHTSA ID:
      #10172293

      This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment. Read More »

    • TSB #080310006G

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169356

      This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel ... Read More »

    FORWARD COLLISION AVOIDANCE

    • TSB #PIE0565A

      Date Announced:
      JUN 25, 2020
      NHTSA ID:
      #10178296

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Lane Keep Assist/Forward Collision Alert (if equipped)/Adaptive Cruise ... Read More »

    FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

    • TSB #PIE0565

      Date Announced:
      APR 16, 2020
      NHTSA ID:
      #10175861

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Lane Keep Assist/Adaptive Cruise Control being inoperative. Read More »

    LANE DEPARTURE

    • TSB #PIE0565

      Date Announced:
      APR 16, 2020
      NHTSA ID:
      #10175861

      This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Lane Keep Assist/Adaptive Cruise Control being inoperative. Read More »

    BACK OVER PREVENTION

    • TSB #PIC6086G

      Date Announced:
      DEC 10, 2020
      NHTSA ID:
      #10185728

      This Preliminary Information communication provides the technician with steps to resolve the issue of an oily substance that may be found on the inside windshield surface, and appears to be leaking from the rear view mirror area. Read More »

    EQUIPMENT

    • TSB #18NA306

      Date Announced:
      DEC 23, 2020
      NHTSA ID:
      #10186065

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #18NA306

      Date Announced:
      DEC 23, 2020
      NHTSA ID:
      #10187379

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA). Read More »

    • TSB #040089015V

      Date Announced:
      DEC 01, 2020
      NHTSA ID:
      #10186105

      This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #000310002L

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184499

      This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels. Read More »

    • TSB #990851001E

      Date Announced:
      NOV 06, 2020
      NHTSA ID:
      #10184503

      Thins informational bulletin provides information on Paint-less Dent Repair Process. Read More »

    • TSB #20NA213

      Date Announced:
      OCT 30, 2020
      NHTSA ID:
      #10183211

      This service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and PF48. Read More »

    • TSB #1308116001F

      Date Announced:
      OCT 23, 2020
      NHTSA ID:
      #10183782

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #19NA080

      Date Announced:
      OCT 16, 2020
      NHTSA ID:
      #10183146

      This informational bulletin provides information to the tech to discard the PCV drain tube when working on the lower area of the engine. Read More »

    • TSB #060089026Q

      Date Announced:
      OCT 09, 2020
      NHTSA ID:
      #10183780

      This warranty administration bulletin provides information on Warranty Administration - Customer Concern Not Duplicated (CCND) Labor Operation Numbers. Read More »

    • TSB #18NA306

      Date Announced:
      SEP 29, 2020
      NHTSA ID:
      #10181675

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only). Read More »

    • TSB #PIT5737B

      Date Announced:
      SEP 21, 2020
      NHTSA ID:
      #10181156

      This Preliminary information communicates an XM service concern of no audio at startup until a channel change and directs to contact XM for direct support. Read More »

    • TSB #20NA157

      Date Announced:
      SEP 17, 2020
      NHTSA ID:
      #10181695

      This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF. Read More »

    • TSB #990089019U

      Date Announced:
      AUG 14, 2020
      NHTSA ID:
      #10180697

      This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information. Read More »

    • TSB #17NA184

      Date Announced:
      AUG 13, 2020
      NHTSA ID:
      #10180295

      This informational bulletin provides information for dealers and technicians about the 1.4L and 1.8L turbocharged engines that use two different suppliers for the oil filter housing, which results in two different filters being used. Read More »

    • TSB #20NA079

      Date Announced:
      JUL 16, 2020
      NHTSA ID:
      #10178969

      This technical bulletin provides a procedure to correct a condition of Front Brake Squeal Noise Heard During Light Brake Pedal Application. Read More »

    • TSB #PIE0567A

      Date Announced:
      JUL 01, 2020
      NHTSA ID:
      #10179532

      This engineering information (EI) ends the needs for information from the field regarding SD Code messages displayed on the Radio Screen and/or Instrument Cluster - Navigation System Malfunction. Read More »

    • TSB #PIT5754

      Date Announced:
      JUN 18, 2020
      NHTSA ID:
      #10178335

      This Preliminary information communicates information on radio software anamolies and future radio software updates to correct the concern. Read More »

    • TSB #20NA135

      Date Announced:
      JUN 16, 2020
      NHTSA ID:
      #10178285

      This technical bulletin provides repair information to correct a customer concern of check engine lamp illuminated, DTC P159F 00 set, No Audio. Read More »

    • TSB #990089019T

      Date Announced:
      JUN 15, 2020
      NHTSA ID:
      #10178293

      This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information. Read More »

    • TSB #A202304840

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10177361

      SUB - Certain 2020-2021 Buick Encore GX and 2021 Chevrolet Trailblazer vehicles may have a condition where the camshaft actuator oil control valve (OCV) center bolt could stick or bind. Read More »

    • TSB #110089005O

      Date Announced:
      JUN 02, 2020
      NHTSA ID:
      #10178291

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #060089029T

      Date Announced:
      MAY 27, 2020
      NHTSA ID:
      #10176647

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #19NA269

      Date Announced:
      MAY 18, 2020
      NHTSA ID:
      #10176618

      This Technical bulletin provides a service procedure for dealers/technicians on installation of Radio Software Version U148 Over-the-Air Update. Read More »

    • TSB #PIT5737A

      Date Announced:
      MAY 15, 2020
      NHTSA ID:
      #10176318

      This Preliminary information communicates an XM service concern of no audio at startup until a channel change and directs to contact XM for direct support. Read More »

    • TSB #030089006R

      Date Announced:
      MAY 07, 2020
      NHTSA ID:
      #10176644

      This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores. Read More »

    • TSB #060089029S

      Date Announced:
      MAY 06, 2020
      NHTSA ID:
      #10176646

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #PIE0567

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176654

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to SD Code messages displayed on the Radio Screen and/or Instrument Cluster - ... Read More »

    • TSB #16NA405

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176608

      This technical bulletin provides a procedure to install a PCV heater or a charge air cooler to correct the turbo charger system from freezing causing cold weather performance issues. Read More »

    • TSB #PIP5691A

      Date Announced:
      APR 30, 2020
      NHTSA ID:
      #10174867

      The Preliminary Information communication advises the technician that there is  a part restriction for the 1.3L L3T engine. The dealer technician is advised to call the GM Product Quality Center for further assistance. Read More »

    • TSB #060089029R

      Date Announced:
      APR 28, 2020
      NHTSA ID:
      #10175853

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #A202299960

      Date Announced:
      APR 07, 2020
      NHTSA ID:
      #10174811

      Service Update Bulletin. The gear shift lever may have a detent feel between Park and Reverse caused by the fastening bolt that is not fully seated and contacting the shifter housing. Read More »

    • TSB #060089029Q

      Date Announced:
      APR 03, 2020
      NHTSA ID:
      #10175852

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #PIP5704B

      Date Announced:
      MAR 27, 2020
      NHTSA ID:
      #10173725

      This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly. Read More »

    • TSB #PIP5697A

      Date Announced:
      MAR 27, 2020
      NHTSA ID:
      #10173726

      This Preliminary information communicates a possible BCM concern if DTC P0747 sets during engine cranking when the transmission is in park. Read More »

    • TSB #020089002S

      Date Announced:
      MAR 06, 2020
      NHTSA ID:
      #10174299

      This informational bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only). Read More »

    • TSB #19NA104

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173393

      This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area. Read More »

    • TSB #040601029J

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173416

      This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules. Read More »

    • TSB #PIP5691

      Date Announced:
      FEB 17, 2020
      NHTSA ID:
      #10172321

      The Preliminary Information communication advises the technician that there is  a part restriction for the 1.3L L3T engine. The dealer technician is advised to call the GM Product Quality Center for further assistance. Read More »

    • TSB #050307009J

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10173417

      This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles. Read More »

    • TSB #PIP5495L

      Date Announced:
      FEB 07, 2020
      NHTSA ID:
      #10172313

      This Preliminary Information communication provides information to the technician about vehicles that may have a Malfunction Indicator Lamp on. The technician may find Diagnostic Trouble Codes P0299 or P0234 set. Read More »

    • TSB #18NA073

      Date Announced:
      FEB 07, 2020
      NHTSA ID:
      #10172784

      This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement. Read More »

    • TSB #20NA024

      Date Announced:
      JAN 30, 2020
      NHTSA ID:
      #10172291

      This informational bulletin provides a information and diagnostic steps/tips for vehicles that are slow to heat up in cold temperatures. Read More »

    • TSB #110089002D

      Date Announced:
      JAN 29, 2020
      NHTSA ID:
      #10172294

      This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. Read More »

    • TSB #050307009I

      Date Announced:
      JAN 27, 2020
      NHTSA ID:
      #10172293

      This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment. Read More »

    • TSB #20NA016

      Date Announced:
      JAN 21, 2020
      NHTSA ID:
      #10172285

      This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the ... Read More »

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    • TSB #PI0592F

      Date Announced:
      DEC 12, 2019
      NHTSA ID:
      #10170498

      This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961). Read More »

    • TSB #100089009D

      Date Announced:
      NOV 26, 2019
      NHTSA ID:
      #10169357

      This informational bulletin provides information on key code security rules and information on GM keycode look-up applications. Read More »

    • TSB #080089014F

      Date Announced:
      NOV 25, 2019
      NHTSA ID:
      #10169355

      This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC). Read More »

    • TSB #19NA270

      Date Announced:
      NOV 21, 2019
      NHTSA ID:
      #10169351

      This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet. Read More »

    • TSB #080310006G

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169356

      This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel ... Read More »

    • TSB #010842001M

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169354

      This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines. Read More »

    • TSB #17NA073

      Date Announced:
      SEP 18, 2019
      NHTSA ID:
      #10166638

      This warranty administration bulletin provides information regarding the field action courtesy transportation policy. Read More »

    • TSB #18NA146

      Date Announced:
      AUG 23, 2019
      NHTSA ID:
      #10165087

      This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only). Read More »

    • TSB #130089008B

      Date Announced:
      AUG 19, 2019
      NHTSA ID:
      #10165126

      This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part Number in eSI and how to locate the part(s) in the EPC. Read More »

    • TSB #990089019R

      Date Announced:
      JUL 26, 2019
      NHTSA ID:
      #10163900

      This informational bulletin provides process information for the (GWM) and (WPC) parts return program. Read More »

    • TSB #1308116001E

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163272

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #16NA222

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163193

      This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations. Read More »

    • TSB #000601012J

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163260

      This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts. Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #100089005I

      Date Announced:
      MAR 31, 2020
      NHTSA ID:
      #10174304

      This warranty administration bulletin explains to the technician that when using wiring repair labor operations, additional information may be needed when submitting Global Warranty transactions when doing wiring repairs. Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #PIT5737B

      Date Announced:
      JUL 09, 2020
      NHTSA ID:
      #10178366

      This Preliminary information communicates an XM service concern of no audio at startup until a channel change and directs to contact XM for direct support. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #040089015V

      Date Announced:
      DEC 01, 2020
      NHTSA ID:
      #10187626

      This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #18NA263

      Date Announced:
      NOV 25, 2020
      NHTSA ID:
      #10184480

      This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S. Only). Read More »

    • TSB #110089005P

      Date Announced:
      SEP 30, 2020
      NHTSA ID:
      #10181724

      This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only). Read More »

    • TSB #18NA099

      Date Announced:
      AUG 05, 2020
      NHTSA ID:
      #10180299

      This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. Read More »

    • TSB #150089002B

      Date Announced:
      JUL 10, 2020
      NHTSA ID:
      #10179408

      This bulletin provides information to dealers regarding transportation damage repair claim submission requirements. Read More »

    • TSB #20NA028

      Date Announced:
      JUL 09, 2020
      NHTSA ID:
      #10178966

      This informational bulletin is to notify dealership personnel as well as providing the customer with the usage instructions from the owner manual, that in extreme cold weather (-18°C or less / 0°F or less), a grille winter cover needs be ... Read More »

    • TSB #000310003Z

      Date Announced:
      APR 29, 2020
      NHTSA ID:
      #10175850

      This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »

    • TSB #060089029P

      Date Announced:
      MAR 20, 2020
      NHTSA ID:
      #10174302

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #070089037O

      Date Announced:
      MAR 18, 2020
      NHTSA ID:
      #10174303

      This warranty administration bulletin provides policy information for courtesy transportation and roadside assistance programs. Read More »

    • TSB #060089026P

      Date Announced:
      MAR 03, 2020
      NHTSA ID:
      #10174301

      This warranty administration bulletin provides information on Warranty Administration ? Customer Concern Not Duplicated (CCND) Labor Operation Numbers. Read More »

    • TSB #990089019S

      Date Announced:
      MAR 02, 2020
      NHTSA ID:
      #10174307

      This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information. Read More »

    • TSB #040089015U

      Date Announced:
      FEB 27, 2020
      NHTSA ID:
      #10173415

      This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only). Read More »

    • TSB #000310003Y

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10173414

      This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty. Read More »

    • TSB #16NA119

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10172773

      This warranty administration bulletin provide policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada. Read More »

    • TSB #150089005C

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10173418

      This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only). Read More »

    • TSB #20NA032

      Date Announced:
      FEB 10, 2020
      NHTSA ID:
      #10172788

      This informational bulletin provides new model features information for the 2020 Buick Encore GX. Read More »

    • TSB #20NA028

      Date Announced:
      FEB 07, 2020
      NHTSA ID:
      #10173413

      This informational bulletin is to notify dealership personnel as well as providing the customer with the usage instructions from the owner manual, that in extreme cold weather (-18°C or less / 0°F or less), a grille winter cover needs be ... Read More »

    • TSB #18NA306

      Date Announced:
      JAN 17, 2020
      NHTSA ID:
      #10171888

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only). Read More »

    • TSB #080089014F

      Date Announced:
      NOV 25, 2019
      NHTSA ID:
      #10169355

      This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC). Read More »

    • TSB #100089006G

      Date Announced:
      OCT 16, 2019
      NHTSA ID:
      #10168207

      This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only). Read More »

    • TSB #100089009C

      Date Announced:
      OCT 09, 2019
      NHTSA ID:
      #10168208

      This informational bulletin provides information on key code security and information on GM key code look up applications. Read More »

    • TSB #010089010N

      Date Announced:
      OCT 02, 2019
      NHTSA ID:
      #10168204

      This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS). Read More »

    • TSB #18NA306

      Date Announced:
      OCT 02, 2019
      NHTSA ID:
      #10168188

      This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only). Read More »

    • TSB #060847001O

      Date Announced:
      JUN 11, 2019
      NHTSA ID:
      #10163263

      This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #000310002L

      Date Announced:
      NOV 12, 2020
      NHTSA ID:
      #10184499

      This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels. Read More »

    • TSB #20NA213

      Date Announced:
      OCT 30, 2020
      NHTSA ID:
      #10183211

      This service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and PF48. Read More »

    • TSB #19NA080

      Date Announced:
      OCT 16, 2020
      NHTSA ID:
      #10183146

      This informational bulletin provides information to the tech to discard the PCV drain tube when working on the lower area of the engine. Read More »

    • TSB #20NA028

      Date Announced:
      JUL 09, 2020
      NHTSA ID:
      #10178966

      This informational bulletin is to notify dealership personnel as well as providing the customer with the usage instructions from the owner manual, that in extreme cold weather (-18°C or less / 0°F or less), a grille winter cover needs be ... Read More »

    • TSB #A202304840

      Date Announced:
      JUN 12, 2020
      NHTSA ID:
      #10177361

      SUB - Certain 2020-2021 Buick Encore GX and 2021 Chevrolet Trailblazer vehicles may have a condition where the camshaft actuator oil control valve (OCV) center bolt could stick or bind. Read More »

    • TSB #16NA383

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176607

      This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »

    • TSB #16NA405

      Date Announced:
      MAY 04, 2020
      NHTSA ID:
      #10176608

      This technical bulletin provides a procedure to install a PCV heater or a charge air cooler to correct the turbo charger system from freezing causing cold weather performance issues. Read More »

    • TSB #060089029R

      Date Announced:
      APR 28, 2020
      NHTSA ID:
      #10175853

      This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability. Read More »

    • TSB #PI0281H

      Date Announced:
      APR 14, 2020
      NHTSA ID:
      #10175855

      This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. Read More »

    • TSB #060089029Q

      Date Announced:
      APR 03, 2020
      NHTSA ID:
      #10175852

      This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »

    • TSB #PIP5704B

      Date Announced:
      MAR 27, 2020
      NHTSA ID:
      #10173725

      This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly. Read More »

    • TSB #16NA405

      Date Announced:
      MAR 18, 2020
      NHTSA ID:
      #10174260

      This technical bulletin provides a procedure to install a PCV heater or a charge air cooler to correct the turbo charger system from freezing causing cold weather performance issues. Read More »

    • TSB #PIE0557

      Date Announced:
      MAR 11, 2020
      NHTSA ID:
      #10174443

      This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards customer comments on an issue that concerns paint blemishes and/or a fuel filler ... Read More »

    • TSB #19NA104

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173393

      This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area. Read More »

    • TSB #040601029J

      Date Announced:
      FEB 28, 2020
      NHTSA ID:
      #10173416

      This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules. Read More »

    • TSB #150089005C

      Date Announced:
      FEB 14, 2020
      NHTSA ID:
      #10173418

      This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only). Read More »

    • TSB #20NA032

      Date Announced:
      FEB 10, 2020
      NHTSA ID:
      #10172788

      This informational bulletin provides new model features information for the 2020 Buick Encore GX. Read More »

    • TSB #PIP5495L

      Date Announced:
      FEB 07, 2020
      NHTSA ID:
      #10172313

      This Preliminary Information communication provides information to the technician about vehicles that may have a Malfunction Indicator Lamp on. The technician may find Diagnostic Trouble Codes P0299 or P0234 set. Read More »

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    • TSB #100089009D

      Date Announced:
      NOV 26, 2019
      NHTSA ID:
      #10169357

      This informational bulletin provides information on key code security rules and information on GM keycode look-up applications. Read More »

    • TSB #19NA270

      Date Announced:
      NOV 21, 2019
      NHTSA ID:
      #10169351

      This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet. Read More »

    • TSB #080310006G

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169356

      This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel ... Read More »

    • TSB #010842001M

      Date Announced:
      NOV 12, 2019
      NHTSA ID:
      #10169354

      This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines. Read More »

    • TSB #100845001G

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163268

      This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »

    • TSB #1308116001E

      Date Announced:
      JUN 26, 2019
      NHTSA ID:
      #10163272

      The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »

    • TSB #000601012J

      Date Announced:
      JUN 25, 2019
      NHTSA ID:
      #10163260

      This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts. Read More »

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