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1991 Ford Bronco

Technical Service Bulletins

There are also 2 Ford recalls » 6 defect investigations » 48 TSBs » for the Ford Bronco.

Please note: The TSB information displayed below are summaries. Unfortunately we do not have access to the full versions. To get full information about a particular TSB, write down the TSB number & contact your local dealer.

ALSO: The TSB numbers are the NHTSA numbers, which are different from the TSB numbers the manufacturers use. The manufacturers don't give out their TSB numbers to us, so if you ask your dealer for more information about a TSB, have them look it up by the issue date or the TSB title.

SUSPENSION

• TSB #985A46 -- SOME VEHICLES MAY EXHIBIT A DRIFT OR PULL TO THE LEFT WHILE BRAKING. *TT (NHTSA ID #613007, MARCH 18 1998)

SUSPENSION:FRONT

• TSB #9597 -- UNKNOWN (NHTSA ID #42080, MAY 01 1995)

SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:HANGER,BRACKET

• TSB #97310 -- NOISE- "POPPING/CREAKING"- FRONT FRAME OR SUSPENSION BRACKETS- FRAME- "POPPING/CREAKING"- FASTENER REPLACEMENT. *JD (NHTSA ID #51669, FEBRUARY 03 1997)

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC

• TSB #985A13 -- THE USE OF PETROLEUM-BASED GREASE AS A LUBRICANT IN SERVICING DISC BRAKES IS NO LONGER ACCEPTABLE. *YC (NHTSA ID #601012, MARCH 18 1998)

SERVICE BRAKES, HYDRAULIC:ANTILOCK

• TSB #95212 -- THE USE OF PETROLEUM-BASED GREASE AS A LUBRICANT IN SERVICING DISC BRAKES IS NO LONGER ACCEPTABLE BECAUSE IT MAY BE INCOMPATIBLE WITH THE RUBBER MATERIAL USED IN THE DISC BRAKE SYSTEM. IF PETROLEUM-BASED GREASE IS USED TO LUBRICATE ANY PAR (NHTSA ID #46478, OCTOBER 01 1995)

ENGINE AND ENGINE COOLING:ENGINE

• TSB #BC2922950401 -- UNKNOWN (NHTSA ID #3055300, APRIL 01 1995)
• TSB #9568 -- REVISED OIL PAN GASKET. *TW (NHTSA ID #39904, MARCH 01 1995)
• TSB #95310 -- NEW TORQUE-TO-YIELD CYLINDER HEAD BOLT KIT. *TW (NHTSA ID #39222, FEBRUARY 01 1995)

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

• TSB #99816 -- FORD MOTOR COMPANY NOW RECOMMENDS SAE 5W-30 VISCOSITY GRADE FOR SERVICING ANY FORD GASOLINE-POWERED VEHICLE REGARDLESS OF MODEL YEAR. *TT (NHTSA ID #606420, MAY 03 1999)
• TSB #9588 -- KNOCKING NOISE ON INITIAL START-UP. *TW (NHTSA ID #41029, APRIL 01 1995)
• TSB #95210 -- ENGINE HESITATION/SURGE DURING LIGHT ACCELERATION. *TW (NHTSA ID #39124, JANUARY 01 1995)

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

• TSB #9864 -- INFORMATION ON A BUZZING OR RATTLE NOISE FROM THE EXHAUST SYSTEM. *TT (NHTSA ID #601312, MARCH 30 1998)

POWER TRAIN:CLUTCH ASSEMBLY

• TSB #96728 -- SERVICE TIP INFORMATION REGARDING THE REVERSE CLUTCH PISTON AND PISTON SEAL USAGE. *TT (NHTSA ID #613350, MARCH 25 1996)

POWER TRAIN:AUTOMATIC TRANSMISSION

• TSB #98168 -- TRANSMISSION- E40D/4R100-1989-99-MAIN CONTROLS, SEPARATOR PLATES AND SEPARATOR PLATE GASKETS USAGE CHART. YD (NHTSA ID #609737, APRIL 07 2000)
• TSB #98167 -- TRANSMISSION-E40D-NO 2-3 UPSHIFT. SOME VEHICLES MAY EXHIBIT A NO 2-3 UPSHIFT CONDITION. *AK (NHTSA ID #609736, APRIL 07 2000)
• TSB #0015 -- INFORMATION REGARDING THE NEW TRANSMISSION COOLER FLUSHER- SERVICE TIP. *MJS (NHTSA ID #612203, JANUARY 10 2000)
• TSB #99152 -- INFORMATION ON THE NEW FLUSH AND FILL TOOL AVAILABLE THROUGH ROTUNDA. *TT (NHTSA ID #608431, JULY 26 1999)
• TSB #9888 -- INFORMATION ON A NEW TRANSMISSION FLUID USAGE CHART. *YC (NHTSA ID #601238, APRIL 27 1998)
• TSB #98123 -- SOME VEHICLES MAY EXHIBIT A FLASHING TRANSMISSION CONTROL INDICATOR LAMP (TCIL) AND DIAGNOSTIC TROUBLE CODES (DTCS) 62, 628, AND / OR 1728 MAY BE STORED IN MEMORY. *TT (NHTSA ID #605599, JANUARY 19 1998)
• TSB #97511 -- FLUID- TRANSMISSION FLUID USAGE CHARTS. *JD (NHTSA ID #51945, MARCH 03 1997)
• TSB #BC4321950705 -- VEHICLES EXPERIENCING OCCASIONAL HARSH REVERSE ENGAGEMENT CONCERNS. *TW (NHTSA ID #45059, JULY 01 1995)
• TSB #951113 -- DELAYED FORWARD ENGAGEMENT AND/OR HEAT STAINED FORWARD CLUTCH PLATES AFTER INSTALLING CENTER SUPPORT SERVICE. *TW (NHTSA ID #45086, JUNE 01 1995)
• TSB #951112 -- REVISED DESIGN TRANSMISSION REAR CASE BUSHING. *TW (NHTSA ID #45085, JUNE 01 1995)
• TSB #95212 -- VEHICLES MAY EXHIBIT A SHIFT CONCERN. *TW (NHTSA ID #39125, JANUARY 01 1995)
• TSB #942318 -- TRANSMISSION OVERHEATING, CONVERTER COVER DISCOLORATION, CLUTCHES BURNED AND BURNT FLUID *TW (NHTSA ID #37741, NOVEMBER 01 1994)
• TSB #942415 -- UPGRADE KIT FOR THE E40D TRANSMISSION. *TW (NHTSA ID #37765, NOVEMBER 01 1994)

POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

• TSB #002310 -- SUBJECT REGARDING CONTAMINATION FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR MAY BE TRAPPED IN THE TRANSMISSION FLUID COOLING SYSTEM. *TT (NHTSA ID #616522, NOVEMBER 13 2000)
• TSB #0038 -- VEHICLES MAY EXPERIENCE SOLID PARTICLE CONTAMINANTS FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR, MAY BE TRAPPED IN THE TRANSMISSION FLUID COOLING SYSTEM IS NOT PROPERLY FLUSHED, FLUID IN-LINE FILTER KIT. *MJS (NHTSA ID #612343, FEBRUARY 07 2000)

POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

• TSB #962612 -- TRANSAXLE - TORQUE CONVERTER REPLACEMENT GUIDELINES AND TORQUE CONVERTER/TRANSAXLE COOLING SYSTEM CLEANING PROCEDURES - SERVICE TIP. *TW (NHTSA ID #50997, DECEMBER 16 1996)
• TSB #96249 -- TORQUE CONVERTER - LEAK TEST PROCEDURE - SERVICE TIP. *TW (NHTSA ID #50908, NOVEMBER 18 1996)

POWER TRAIN:AXLE ASSEMBLY

• TSB #12905 -- SOME VEHICLES MAY EXPERIENCE AXLE WIND UP AND / OR CLUNKING, POPPING, RATCHETING TYPE NOISES WHEN MAKING CORNERING MANEUVERS ON VEHICLES EQUIPPED WITH A FOUR WHEEL DRIVE HI OR LOW RANGE MODE. *TT (NHTSA ID #606937, JUNE 01 1999)
• TSB #983074 -- CONCERNS WITH AXLE WIND-UP AND / OR CLUNKING, POPPING, RATCHETING TYPE NOISES WHEN MAKING CORNERING MANEUVERS. *TT (NHTSA ID #607369, FEBRUARY 27 1998)
• TSB #BC0131960102 -- 4X4 FRONT AXLES MUST USE HYPOID 4X4 GEAR OIL P/N F1TZ-19580-A & HIGH TEMP 4X4 FRONT AXLE & WHEEL BEARING GREASE WHEN SERVICING. IT IS NOT RECOMMENDED TO USE HEAVIER WEIGHT LUBES IN THESE FRONT AXLES. (NHTSA ID #46438, DECEMBER 01 1995)

ELECTRICAL SYSTEM:WIRING

• TSB #99222 -- SUBJECT ON A WIRE HARNESS TERMINAL REPAIR KIT AVAILABLE FOR REPAIRING ELECTRICAL WIRING HARNESSES. *TT (NHTSA ID #6089681, OCTOBER 18 1999)

VISIBILITY:WINDSHIELD

• TSB #96221 -- WINDSHIELD AND INTERIOR GLASS - FOG/FILM. *TW (NHTSA ID #50940, OCTOBER 21 1996)

VISIBILITY:DEFROSTER/DEFOGGER SYSTEM:WINDSHIELD:HEATER CORE

• TSB #01156 -- SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC (NHTSA ID #623944, AUGUST 06 2001)

STRUCTURE

• TSB #98113 -- SUBJECT PERTAINING TO RED RUST STAINS ON THE EDGES OF THE BUMPER CENTER VENT AND FOG LAMP OPENINGS. *TT (NHTSA ID #605574, JANUARY 19 1998)
• TSB #9747 -- FRAME- RIVET REPLACEMENT WITH BOLTS- SERVICE TIPS. *JD (NHTSA ID #51689, FEBRUARY 17 1997)

TIRES

• TSB #01B77 -- OWNER NOTIFICATION PROGRAM SUPPLEMENT 7 REVISED INFORMATION - REGARDING REPLACEMENT OF WILDERNESS AT TIRES. *TT (NHTSA ID #628153, OCTOBER 01 2001)
• TSB #9852 -- INFORMATION ON TIRE COMPANY TELEPHONE NUMBERS FOR CUSTOMER ASSISTANCE. *YC (NHTSA ID #601290, APRIL 13 1998)

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

• TSB #99129 -- EXPERIENCING A WHINE / BUZZ TYPE NOISE IN THE SPEAKERS OF THE ENTERTAINMENT RADIO OR TWO-WAY RADIO ON VEHICLES WITH AN IN-TANK ELECTRIC FUEL PUMP. *TT (NHTSA ID #606460, JUNE 14 1999)
• TSB #9873 -- EXPERIENCING A WHINING / BUZZING NOISE IN THE SPEAKERS OF THE ENTERTAINMENT RADIO OR TWO-WAY RADIO. *TT (NHTSA ID #601341, APRIL 13 1998)

EQUIPMENT:ELECTRICAL:AIR CONDITIONER

• TSB #99196 -- INFORMATION ON IDENTIFYING NON-APPROVED / ALTERNATE REFRIGERANTS WHICH COULD CAUSE SAFETY, AND PERFORMANCE CONCERNS IF INSTALLED IN FORD A/C SYSTEMS. *TT (NHTSA ID #6090087, SEPTEMBER 20 1999)

EQUIPMENT:MECHANICAL:WRECKER AND WHEEL LIFT DEVICES

• TSB #985A12 -- RECOMMENDED GUIDELINES FOR TOWING BEHIND RECREATIONAL VEHICLES. *TT (NHTSA ID #601010, MARCH 18 1998)

UNKNOWN OR OTHER

• TSB #01157 -- INFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS. *SLC (NHTSA ID #623988, AUGUST 06 2001)
• TSB #4626 -- INFORMATION ON VEHICLES EXHIBITING AND O/D OFF LAMP FLASHING WITH DIAGNOSTIC TROUBLE CODE 62 / 628 / 1728. *TT (NHTSA ID #615163, AUGUST 01 1998)
• TSB #98419 -- SOME VEHICLES MAY EXHIBIT A FLASHING TRANSMISSION CONTROL INDICATOR LAMP (TCIL) AND DIAGNOSTIC TROUBLE CODES (DTCS) 62,628, AND/OR 1728. *YC (NHTSA ID #601280, MARCH 02 1998)
• TSB #9768 -- FUEL ECONOMY- CUSTOMER EXPECTATIONS VERSUS VEHICLE USAGE. *JD (NHTSA ID #51987, MARCH 17 1997)