1991 Ford F-150 Service and Repair Manual
The 1991 Ford F-150 service and repair manual is a detailed, OEM-style reference for diagnostics, maintenance, and repair work. Use it to verify procedures, specifications, and system information before you start a job.
You'll find coverage across key vehicle systems with clear section structure, including wiring diagrams and powertrain, braking, steering, suspension, HVAC, and electrical topics. Digital format makes it easy to search while you work.
Trims covered
- XLT Standard Cab Pickup 2-Door
- XLT Lariat Standard Cab Pickup 2-Door
- XL Extended Cab Pickup 2-Door
- Custom Standard Cab Pickup 2-Door
- XL Standard Cab Pickup 2-Door
- XLT Lariat Extended Cab Pickup 2-Door
- Custom Extended Cab Pickup 2-Door
Engines covered
- 3.8L 3797CC 232Cu. In. V6 GAS OHV Naturally Aspirated
- 5.8L 5753CC 351Cu. In. V8 GAS OHV Naturally Aspirated
- 5.0L 302Cu. In. V8 GAS OHV Naturally Aspirated
- 4.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
KEYS ATTACHED TO THE KEY RING OF AN IGNITION KEY WHILE IT IS IN THE VEHICLE IGNITION CAN BECOME LODGED IN THE STEERING LOCK RECEIVER AS THE STEERING WHEEL IS BEING TURNED.
THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH THE SAFETY ACT. HOWEVER, IT IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN BY THE AGENCY. VEHICLE DESCRIPTION: 1990-1993 FORD F-SERIES V
A MALFUNCTIONING CHECK VALVE WITHIN THE FUEL PUMP ASSEMBLY CAUSES A PORTION OF THE UNUSED FUEL FROM ONE TANK TO BE RETURNED TO THE SECOND TANK. WHEN THIS OCCURS, THE CAPACITY OF TH
SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC
INFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS. *SLC
SUBJECT REGARDING CONTAMINATION FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR MAY BE TRAPPED IN THE TRANSMISSION FLUID COOLING SYSTEM. *TT
RECOMMENDED GUIDELINES FOR TOWING BEHIND RECREATIONAL VEHICLES. *TT
SERVICE TIP INFORMATION REGARDING THE REVERSE CLUTCH PISTON AND PISTON SEAL USAGE. *TT
SOME VEHICLES MAY EXHIBIT A DRIFT OR PULL TO THE LEFT WHILE BRAKING. *TT
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
INFORMATION REGARDING THE NEW TRANSMISSION COOLER FLUSHER- SERVICE TIP. *MJS
Showing the 8 most recent of 45 technical service bulletins on file with NHTSA.
WAS GOING 10MPH AND STARTED TO TURN AROUND A CORNER WHEN VEHICLE FAILED TO COMPLY. STEERING BECAME FREE WHEELING, VEHICLE KEPT STRAIGHT. PLOWED INTO A FRONT PORCH, BECAME LODGED
SHOULDER HARNESS FAILED TO RESTRAIN PASSENGER AND SHE HIT HEAD ON DASH. *AK
UPON BEING REARENDED, DRIVER'S BENCH SEATBACK LATCH FAILED, FALLING BACK, ALLOWING HER HEAD TO STRIKE REAR WINDOW. PLEASE DESCRIBE DETAILS. *AK CONSUMER STATES HAS NOT HAD AN A
Showing the 3 most serious of 357 complaints filed with NHTSA.
