1991 Ford F-150 Reliability

Base Extended Cab Pickup (4.9L 6-cyl. 5-speed Manual)

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Reliability Rating for 1991 Ford F-150 by Identifix

Ratings Key

Minimal Problems

Moderate Problems

Significant Problems

	Rating	Comments
Engine		Occasional problems on this vehicle are failures of the Fuel Pressure Regulator, the Fuel Pump and the Exhaust Gas Recirculation (EGR) Valve. Failure of the Fuel Pressure Regulator or the Fuel Pump may prevent the vehicle from starting. The cost to repair the Fuel Pressure Regulator is estimated at $75.00 for parts and $65.00 for labor.The cost to repair the Fuel Pump is estimated at $260.00 for parts and $100.00 for labor.The cost to repair the EGR Valve is estimated at $100.00 for parts and $65.00 for labor.All prices are estimates based on $65 per flat rate hour and do not include diagnostic time or any applicable sales tax.
Transmission & Driveline		An occasional problem on this vehicle is failure of the 4WD Shift Motor. The cost to repair the 4WD Shift Motor is estimated at $250.00 for parts and $65.00 for labor.All prices are estimates based on $65 per flat rate hour and do not include diagnostic time or any applicable sales tax.
Steering & Suspension
Brake		An occasional problem on this vehicle is failure of the Rear Anti-Lock Brake (RABS) Proportioning Valve and Rear Axle Speed Sensor. The cost to repair the RABS Proportioning Valve is estimated at $230.00 for parts and $65.00 for labor. The cost to repair the Rear Axle Speed Sensor is estimated at $25.00 for parts and $32.50 for labor. All prices are estimates based on $65.00 per flat rate hour and do not include diagnostic time or any applicable sales tax.
Heating & Air Conditioning		An occasional problem on this vehicle is failure of the Air Conditioning (A/C) O-Rings. The cost to repair the A/C O-Rings is estimated at $100.00 for parts and $195.00 for labor.This vehicle was originally charged with R-12 refrigerant which is no longer being manufactured. The refrigerant is still available, but it is very expensive ($25.00-$50.00 per pound, 2-5 pounds per vehicle). Conversion to the new R-134A refrigerant is possible, at an average cost of about $200-$300 parts and labor.All prices are estimates based on $65 per flat rate hour and do not include diagnostic time or any applicable sales tax.
Starting & Charging
Accessories		An occasional problem on this vehicle is failure of the Tank Selector Switch. Failure of the Tank Selector Switch may prevent the vehicle from starting. The cost to repair the Tank Selector Switch is estimated at $80.00 for parts and $35.00 for labor. All prices are estimates based on $65.00 per flat rate hour and do not include diagnostic time or any applicable sales tax.
Overall		4 out of 5

Reliability Ratings displayed above reflect style specific standard features and may vary from aggregated values displayed for the same year in the historical model overviewed bellow.

Reliability History for Ford F-150 by Identifix

	1991	1992	1993	1994	1995
Engine
Transmission & Driveline
Steering & Suspension
Brake
Heating & Air Conditioning
Starting & Charging
Accessories
Overall

Reliability Ratings by Identifix is based from repair shop-reported issues. Though this data may be for years prior to model you are researching, it exposes how reliable this model platform has been historically.