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2021 Jeep Gladiator
106 Technical Service Bulletins (TSBs)
TSB List for the 2021 Jeep Gladiator
Technical Service Bulletins (TSBs) for the 2021 Gladiator are official communications between Jeep & 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
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TSB #S2119000001 Rev.
Click Pop Creak Noise While Turning Steering Wheel Read More »
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TSB #S2019000005 Rev.
U0131 Lost Communication With Power Steering Control Module A DTC Active. EPS Light On. Read More »
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TSB #S2119000001
Click Pop Creak Noise While Turning Steering Wheel Read More »
SUSPENSION
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TSB #S2003000001 Rev.
Noise From Front Axle Area Over Bumps Read More »
BRAKES (PWS)
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TSB #18-030-21
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
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TSB #S1925000008 Rev.
(Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set. Read More »
ENGINE (PWS)
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TSB #09-013-20 REV. A
3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
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TSB #09-013-20
3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
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TSB #S1925000008 Rev.
(Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set. Read More »
ENGINE AND ENGINE COOLING
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TSB #9003357
ADAPTER, Engine Oil Filter (Pentastar V6) All vehicles equipped with a 3.2L or 3.6L except for model year 2014 vehicles with leak concern: 1) Ensure the Oil Filter Adapter (OFA) Cap O-ring is seated in the proper groove in the cap and ... Read More »
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TSB #S1809000007 Rev.
Customer complaint may include engine oil leak/consumption. Read More »
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TSB #S2114000001
Humming/Buzzing Noise From Under The Hood With The Key Off. Read More »
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TSB #S2125000001
High Pressure (HP) Exhaust Gas Recirculation (EGR) Cooler, Perceived Internal Coolant Leak. Read More »
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TSB #S2108000014
Check Engine Light On, Service Shifter Message, No Crank No Start. Transmission Wiring Harness Chaffed Or Pinched Near Exhaust DPF Read More »
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TSB #S2009000004
Oil Leak Between The Engine Oil Cooler/Filter Housing, And The Engine Block. Read More »
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TSB #S1921000007 Rev.
(Revision A) Engine Restarting On Stop/Start Event Without Releasing The Brake Pedal, EVIC Displays Shift To P Then Desired Gear, D on PRNDL Flashing Read More »
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
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TSB #S2018000009
Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Codes (DTCs) P00AF ? Turbocharger Boost Control Module ?A? Performance and/or P226C ? Turbocharger Boost Control Module ?A? Slow Response. Read More »
ENGINE AND ENGINE COOLING:ENGINE:DIESEL
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TSB #S1625000005 Rev.
(Rev. A) Malfunction Indicator Light (MIL) Illuminated. Service Diesel Exhaust Fluid (DEF) System ? See Dealer Soon Message on Electronic Vehicle Information Center (EVIC) Along With Possible Diagnostic Trouble Code (DTC) P241D - SCR ... Read More »
ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:OIL COOLER
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TSB #S2009000004
Oil Leak Between The Engine Oil Cooler/Filter Housing, And The Engine Block. Read More »
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
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TSB #S1625000005 Rev.
(Rev. A) Malfunction Indicator Light (MIL) Illuminated. Service Diesel Exhaust Fluid (DEF) System ? See Dealer Soon Message on Electronic Vehicle Information Center (EVIC) Along With Possible Diagnostic Trouble Code (DTC) P241D - SCR ... Read More »
FUEL SYSTEM, GASOLINE
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TSB #18-030-21
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
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TSB #S1925000008 Rev.
(Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set. Read More »
FUEL SYSTEM, DIESEL
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TSB #18-030-21
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
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TSB #S2025000008
Excessive Diesel Exhaust Fluid (DEF) Consumption. Read More »
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TSB #S1625000005 Rev.
(Rev. A) Malfunction Indicator Light (MIL) Illuminated. Service Diesel Exhaust Fluid (DEF) System ? See Dealer Soon Message on Electronic Vehicle Information Center (EVIC) Along With Possible Diagnostic Trouble Code (DTC) P241D - SCR ... Read More »
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TSB #S1925000008 Rev.
(Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set. Read More »
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TSB #S1625000005 Rev.
(Rev. A) Malfunction Indicator Light (MIL) Illuminated. Service Diesel Exhaust Fluid (DEF) System ? See Dealer Soon Message on Electronic Vehicle Information Center (EVIC) Along With Possible Diagnostic Trouble Code (DTC) P241D - SCR ... Read More »
FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
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TSB #S2025000001 Rev.
(Rev. B) Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set. Read More »
POWER TRAIN
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TSB #21-013-21
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Read More »
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TSB #S1821000005 Rev.
Required Updates When Changing Tire Sizes, Installing Mopar Lift Kits With Larger Tires, Manual Transmission Vehicles Setting DTC P08A6 Read More »
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
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TSB #S2008000196
Diagnostic Trouble Code (DTC) P065A ? Generator System Performance, Additional Information. Read More »
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TSB #S1925000008 Rev.
(Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set. Read More »
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TSB #S2025000001 Rev.
(Rev. B) Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set. Read More »
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TSB #S2025000001 Rev.
(Rev. B) Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set. Read More »
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TSB #S2025000006
Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set. Read More »
POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
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TSB #S2108000036
Drive Configuration Changed After A Recent Service Repair Read More »
ELECTRICAL SYSTEM
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TSB #21-013-21
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Read More »
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TSB #18-030-21
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
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TSB #S2019000005 Rev.
U0131 Lost Communication With Power Steering Control Module A DTC Active. EPS Light On. Read More »
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TSB #08-110-20
Telematic Box Module (TBM) Enhancements This bulletin involves updating the Telematic Box Module (TBM) latest available software. Customers may experience the following:CarPlay? audio does not mute during an active Ecall. Read More »
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TSB #09-013-20 REV. A
3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
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TSB #09-013-20
3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
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TSB #S1625000005 Rev.
(Rev. A) Malfunction Indicator Light (MIL) Illuminated. Service Diesel Exhaust Fluid (DEF) System ? See Dealer Soon Message on Electronic Vehicle Information Center (EVIC) Along With Possible Diagnostic Trouble Code (DTC) P241D - SCR ... Read More »
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TSB #S1925000008 Rev.
(Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set. Read More »
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TSB #S1925000008 Rev.
(Rev. B) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set. Read More »
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TSB #S2008000172
Radio Screen Flickering When Using Apple CarPlay Or Android Auto. Read More »
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TSB #S2008000172
Radio Screen Flickering When Using Apple CarPlay Or Android Auto. Read More »
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TSB #S2025000001 Rev.
(Rev. B) Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set. Read More »
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TSB #S2008000136
Passenger Air Bag Disable Lamp On Flashing When PADL Switch Is Connected Read More »
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TSB #S2018000009
Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Codes (DTCs) P00AF ? Turbocharger Boost Control Module ?A? Performance and/or P226C ? Turbocharger Boost Control Module ?A? Slow Response. Read More »
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TSB #S2008000103
No Start, High Current Fuse Array (HCFA) Location And Testing Read More »
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TSB #S2025000006
Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set. Read More »
ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
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TSB #S2008000196
Diagnostic Trouble Code (DTC) P065A ? Generator System Performance, Additional Information. Read More »
ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
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TSB #S2023000041
MOPAR Trailer Brake Accessory Kit And Instructions Read More »
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TSB #S2023000041
MOPAR Trailer Brake Accessory Kit And Instructions Read More »
ELECTRICAL SYSTEM:IGNITION:COIL:SPARK PLUGS
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TSB #09-013-20 REV. A
3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
ELECTRICAL SYSTEM:SOFTWARE
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TSB #08-109-20
UGQ Radio Enhancements This bulletin involves inspecting and if required updating the radio software to: 39.3 Customers may experience the following:CarPlay? audio does not mute during an active Ecall. Read More »
EXTERIOR LIGHTING
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TSB #21-013-21
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Read More »
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TSB #18-030-21
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
-
TSB #S2025000001 Rev.
(Rev. B) Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set. Read More »
VISIBILITY
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TSB #S1924000008 Rev.
Front Defrost Only Clears Part Of The Windshield Read More »
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TSB #71838
Warranty Bulletin D-18-16 Rev. B Mopar Windshield Made With Corning Gorilla Glass (Rev. B) Read More »
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TSB #9004342
WINDSHIELD Windshield cracked or blemish. When customer comes in for a cracked windshield, please note the location of crack and take pictures before repair. Read More »
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TSB #S2123000002
Exterior Rearview Mirrors Inoperative And Or Intermittent Operation. Read More »
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TSB #S1808000284
Power Mirrors And Door Locks Do Not Function. Blind Spot Alert Temporarily Unavailable Is Displayed On The EVIC Read More »
AIR BAGS
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TSB #S2008000136
Passenger Air Bag Disable Lamp On Flashing When PADL Switch Is Connected Read More »
STRUCTURE
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TSB #S2123000003
Buzz Squeak Rattle From Floor Dash And Interior Items Read More »
TIRES
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TSB #S1821000006 Rev.
(Revision A) Oversized Tire Calibration For Customized Jeep Wrangler, Gladiator, 2019 Ram Heavy Duty DJ, MVP Update Required, MVP Hotline Read More »
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TSB #S1821000006
Oversized Tire Calibration For Customized Jeep Wrangler And Galdiator, 2019 Ram Heavy Duty DJ, MVP Update Required, MVP Hotline Read More »
TRAILER HITCHES
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TSB #S2023000041 Rev.
MOPAR Trailer Brake Accessory Kit And Instructions Read More »
LANE DEPARTURE: BLIND SPOT DETECTION
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TSB #S2108000023
Blind Spot Sensor Light Operate Sporadically And Indicates False Detection Without Any DTC Read More »
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TSB #S1808000284
Power Mirrors And Door Locks Do Not Function. Blind Spot Alert Temporarily Unavailable Is Displayed On The EVIC Read More »
LANE DEPARTURE:LANE KEEP:NAVIGATION SYSTEM/SOFTWARE
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TSB #S2108000047
Jeep Off Road Pages Missing Latitude And Longitude Coordinates Read More »
BACK OVER PREVENTION
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TSB #18-030-21
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
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TSB #S1908000092 Rev.
Reverse Camera System Unavailable And Blue Screen Showing On Radio Display Read More »
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TSB #9004017
CAMERA, Rear View For concerns of back up camera flicker/blank/blue/black screen or camera inop, please ensure Radio is at latest software level. After update, system requires three sleep cycles to function properly. Read More »
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TSB #S2108000043
Backup Camera has Black Screen with ?Check Entire Surroundings? Message Read More »
EQUIPMENT
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TSB #S2108000080
Radio Replacement Reset Routine, Radio Has Missing Icons Or Are Grayed Out Read More »
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TSB #S2108000047
Jeep Off Road Pages Missing Latitude And Longitude Coordinates Read More »
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TSB #S2108000036
Drive Configuration Changed After A Recent Service Repair Read More »
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TSB #S2119000001 Rev.
Click Pop Creak Noise While Turning Steering Wheel Read More »
-
TSB #S2019000005 Rev.
U0131 Lost Communication With Power Steering Control Module A DTC Active. EPS Light On. Read More »
-
TSB #S2114000001
Humming/Buzzing Noise From Under The Hood With The Key Off. Read More »
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TSB #S2008000031 Rev.
Low Charging Voltage Displayed On Cluster Read More »
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TSB #S2025000008
Excessive Diesel Exhaust Fluid (DEF) Consumption. Read More »
-
TSB #09-013-20 REV. A
3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
-
TSB #09-013-20
3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Read More »
-
TSB #S2009000004
Oil Leak Between The Engine Oil Cooler/Filter Housing, And The Engine Block. Read More »
-
TSB #S1625000005 Rev.
(Rev. A) Malfunction Indicator Light (MIL) Illuminated. Service Diesel Exhaust Fluid (DEF) System ? See Dealer Soon Message on Electronic Vehicle Information Center (EVIC) Along With Possible Diagnostic Trouble Code (DTC) P241D - SCR ... Read More »
-
TSB #S2023000041
MOPAR Trailer Brake Accessory Kit And Instructions Read More »
-
TSB #S2008000172
Radio Screen Flickering When Using Apple CarPlay Or Android Auto. Read More »
-
TSB #S2025000001 Rev.
(Rev. B) Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set. Read More »
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TSB #S2008000123 Rev.
(Revision B) Radio Resets While Driving Under 1000 RPM Read More »
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TSB #9003637
USB PORT, Media Hub For Android Auto and Apple Carplay issues, do not replace this part. Android Auto and Apple Carplay applications may not operate with the vehicle if an aftermarket cable is being used. Read More »
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TSB #S2008000103
No Start, High Current Fuse Array (HCFA) Location And Testing Read More »
EQUIPMENT:ELECTRICAL
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TSB #S2108000045
Favorite Song On-Air Alert List Empty Read More »
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TSB #S1908000214 Rev.
Bluetooth Speaker External Charger Read More »
EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
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TSB #08-109-20
UGQ Radio Enhancements This bulletin involves inspecting and if required updating the radio software to: 39.3 Customers may experience the following:CarPlay? audio does not mute during an active Ecall. Read More »
-
TSB #S2008000172
Radio Screen Flickering When Using Apple CarPlay Or Android Auto. Read More »
-
TSB #S2008000123 Rev.
(Revision B) Radio Resets While Driving Under 1000 RPM Read More »
EQUIPMENT:ELECTRICAL:INFOTAINMENT
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TSB #9003637
USB PORT, Media Hub For Android Auto and Apple Carplay issues, do not replace this part. Android Auto and Apple Carplay applications may not operate with the vehicle if an aftermarket cable is being used. Read More »
EQUIPMENT:ELECTRICAL:INFOTAINMENT:VIDEO (TOUCH)SCREEN/MONITOR/UNIT
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TSB #S2108000043
Backup Camera has Black Screen with ?Check Entire Surroundings? Message Read More »
EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI
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TSB #S1908000214 Rev.
Bluetooth Speaker External Charger Read More »
EQUIPMENT ADAPTIVE/MOBILITY
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TSB #S2108000047
Jeep Off Road Pages Missing Latitude And Longitude Coordinates Read More »
-
TSB #S2009000004
Oil Leak Between The Engine Oil Cooler/Filter Housing, And The Engine Block. Read More »
-
TSB #S2008000172
Radio Screen Flickering When Using Apple CarPlay Or Android Auto. Read More »