Rear frame rusted bad,rear spring & bracket came of the frame. Plus other parts of frame is rusting bad.
The worst 1991 Ford F Series problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
- Fuel system3
- Body2
- Tires1
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
- Fuel system3
- Body2
- Tires1
Recalls
No recalls on record for this model year.
Defect investigations
Defective wiring
Defective wiring
DP94002
Technical service bulletins for the 1991 Ford F Series 12
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Owner notification program supplement 7 revised information - regarding replacement of wilderness at tires
- Subject on a wire harness terminal repair kit available for repairing electrical wiring harnesses
- Information on identifying non-approved / alternate refrigerants which could cause safety, and performance...
- Ford motor company has released a new electrical grease ( F8AZ - 19G208-AA ) to reduce the possibility of...
- Information on tire company telephone numbers for customer assistance
- The use of petroleum-based grease as a lubricant in servicing disc brakes is no longer acceptable
- Announcing the ford OEM air conditioning retrofit kit availability
- Fuel economy- customer expectations versus vehicle usage
- Wiring - electrical diode identification and service replacements
- Lack of power - accelerator cable dislodges from accelerator pedal - vehicles with 7.0L engine - vehicles...
What 1991 Ford F Series owners say
Most recent owner complaints, unedited.
While driving to the store smelled gas when I got to the store there was gas running down the side of truck.
Fuel tank deverter for back tank malfunctions when switch to the rear fuel tank. Fuel flows from the rear to the front then have to switch back to front after a while, fuel has spilled over from the gas cap onto the ground withch can cause a fire and explosion.
Due to seperation of the tread on the tire there was significant damage done to the body of the vehicle. Manufacturer does not resume responsibilites of damage.
I have a '1991 f-150 2x4, also with the paint chipping. This is unacceptable to have this happen on so many of their vehicles, and they should fix it.
1991 ford f-150 fuel crossover problems when I filled up the rear fuel tank it puts fuel into the front tank.if iwould have filled up both tanks we would have had a fuel spill.the truck has no power using the front fuel tank.I called ford and they told me the warranty on this problem ended 2/25/03.I just bought the truck 5/3/04.
Compare the 1991 Ford F Series
Other model years
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Questions about the 1991 Ford F Series
Is the 1991 Ford F Series reliable?
Owners have filed 6 complaints about the 1991 Ford F Series, close to a typical F Series model year.
What is the most common problem with the 1991 Ford F Series?
Fuel and propulsion system, with 3 complaints. Next is body (2).
How many recalls does the 1991 Ford F Series have?
No recalls on record.
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