1991 Ford F-150 engine and engine cooling problems
17 owner complaints filed with NHTSA name the engine and engine cooling on the 1991 Ford F-150 — 6% of all complaints for this model year.
What owners report
“Tl*the contact owns a 1991 ford f150 pickup truck. His vehicle exhibits a no-start condition. He had to replace the starter and the solenoid. None of the repairs have remedied the failure. The vehicle was not taken to the dealer due to the diagnostic testing fee. The failure mileage was 89,953.”
filed Oct 19, 2009
“Exhaust manifold has cracked, causing fumes to enter into passenger's compartment. Dealer notified. Please provide additional information.*ak”
filed Mar 6, 2002
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other F-150 years
| Year | Reports | Share |
|---|---|---|
| 2025 F-150 | 1 | 1% |
| 2024 F-150 | 4 | 2% |
| 2023 F-150 | 1 | 0% |
| 2022 F-150 | 3 | 1% |
| 2021 F-150 | 18 | 2% |
| 2020 F-150 | 10 | 1% |
| 2019 F-150 | 62 | 5% |
| 2018 F-150 | 87 | 4% |
| 2017 F-150 | 69 | 5% |
| 2016 F-150 | 30 | 2% |
| 2015 F-150 | 23 | 1% |
| 2014 F-150 | 10 | 1% |
Other reported problem areas on the 1991 Ford F-150
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.