Technical Service Bulletins (TSBs) for the 1991 F-150 are official communications between Ford & 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.
SUSPENSION - NOISE FROM FRONT SPRING REAR HANGER - REVISED REAR SPRING HANGER INSULATOR PAD - VEHICLES EQUIPPED WITH 6000, 7000 OR 9000 LB AXLES BUILT THROUGH 10/1/97. *TW Read More »
SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:HANGER,BRACKET
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. Read More »
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. Read More »
BRAKES - AIR COMPRESSOR/AIR PUMP SUPPORT BRACKET BROKEN - VEHICLES WITH 7.0L ENGINE - ENGINE - 7.0L - ACCESSORY DRIVE BELT ROLL - NOISE - RATTLE - AIR BRAKE COMPRESSOR/AIR PUMP SUPPORT BRACKET CRACKED- VEHICLES WITH 7.0L ENGINE. Read More »
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 Read More »
SUBJECT REGARDING CONTAMINATION FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR MAY BE TRAPPED IN THE TRANSMISSION FLUID COOLING SYSTEM. *TT Read More »
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. Read More »
POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
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 Read More »
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. Read More »
FORD MOTOR COMPANY HAS RELEASED A NEW ELECTRICAL GREASE ( F8AZ - 19G208-AA ) TO REDUCE THE POSSIBILITY OF MOISTURE CORROSION AT THE TERMINALS. *YC Read More »
FORD MOTOR COMPANY HAS RELEASED A NEW ELECTRICAL GREASE ( F8AZ - 19G208-AA ) TO REDUCE THE POSSIBILITY OF MOISTURE CORROSION AT THE TERMINALS. *YC Read More »
LACK OF POWER - ACCELERATOR CABLE DISLODGES FROM ACCELERATOR PEDAL - VEHICLES WITH 7.0L ENGINE - VEHICLES BUILT FROM 8/1/90 THROUGH 6/3/96. *TW Read More »
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 Read More »
EQUIPMENT:MECHANICAL:WRECKER AND WHEEL LIFT DEVICES
INFORMATION ON IDENTIFYING NON-APPROVED / ALTERNATE REFRIGERANTS WHICH COULD CAUSE SAFETY, AND PERFORMANCE CONCERNS IF INSTALLED IN FORD A/C SYSTEMS. *TT Read More »
INFORMATION ON IDENTIFYING NON-APPROVED / ALTERNATE REFRIGERANTS WHICH COULD CAUSE SAFETY, AND PERFORMANCE CONCERNS IF INSTALLED IN FORD A/C SYSTEMS. *TT Read More »
SOME VEHICLES MAY EXHIBIT A FLASHING TRANSMISSION CONTROL INDICATOR LAMP (TCIL) AND DIAGNOSTIC TROUBLE CODES (DTCS) 62,628, AND/OR 1728. *YC Read More »
