1991 Ford Explorer engine and engine cooling problems
52 owner complaints filed with NHTSA name the engine and engine cooling on the 1991 Ford Explorer — 9% of all complaints for this model year.
What owners report
“Tl*the contact owns a 1991 ford explorer. While driving 5 mph on a driveway incline, the engine idled excessively high and the vehicle stalled unexpectedly. The engine restarted and resumed normal operation. The contact detected smoke inside and outside of the vehicle and immediately turned off the…”
filed Apr 30, 2009
“The consumer had taken the vehicle to the dealer for engine repairs. The consumer was told that the vehicle was ready to be driven. The consumer went to the gas station because there was no fuel in it. When the consumer was leaving the gas station, the vehicle lost its front wheel. It was then…”
filed Nov 8, 2004
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Some vehicles equipped with an automatic transmission and a 4.0l ohv engine may exhibit a noise / vibration, no drive, unusual noise during cranking or a no crank condition. *tt
02142 · Service Bulletin/Repair Instructions · issued Jul 22, 2002Some vehicles equipped with the 4.0l ohv engine may exhibit an engine noise which may be perceived by the customer as a piston / onnecting rod bearing knock. *tt
01197 · Service Bulletin/Repair Instructions · issued Oct 1, 2001
Engine and Engine Cooling problems in other Explorer years
| Year | Reports | Share |
|---|---|---|
| 2023 Explorer | 1 | 1% |
| 2022 Explorer | 2 | 1% |
| 2021 Explorer | 10 | 2% |
| 2020 Explorer | 21 | 2% |
| 2019 Explorer | 6 | 2% |
| 2018 Explorer | 29 | 4% |
| 2017 Explorer | 76 | 5% |
| 2016 Explorer | 114 | 5% |
| 2015 Explorer | 66 | 4% |
| 2014 Explorer | 67 | 4% |
| 2013 Explorer | 67 | 3% |
| 2012 Explorer | 14 | 2% |
Other reported problem areas on the 1991 Ford Explorer
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.