1989 Jeep Wrangler engine and engine cooling problems
10 owner complaints filed with NHTSA name the engine and engine cooling on the 1989 Jeep Wrangler — 16% of all complaints for this model year.
What owners report
“Carburator was running too much fuel to exhaust system which caused exhaust system to become cherry red & catch on fire in back. Underbody paint had burned. Rubber mounting had also burned.*ak consumer feels there was an electronic malfunction. *slc”
filed Feb 27, 2001
“Tail pipe makes contact with gasoline tank due to failure of the pipe supports, consumer feels the supports were poorly designed, the exhaust pipe is a few inches from contact with gasoline tank which burned a hole and resulted in a gasoline spill. *slc”
filed Jan 31, 2001
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Concerns with engine coolant usage. *nlm
070397 · Service Bulletin/Repair Instructions · issued May 9, 1997Various car owner's have expressed interest in using engine coolants made with propylene glycol instead of ethylene glycol. *yc
070397 · Service Bulletin/Repair Instructions · issued May 9, 1997Applies to vehicles equipped with a 4.2l engine and federal high altitude emission control system. Fuel vapors may cause deterioration of the pcv harness assembly. The pcv harness assembly must be replaced and the…
RCL647 · Service Bulletin/Repair Instructions · issued Oct 1, 1995UNKNOWN
RCL/617 · Service Bulletin/Repair Instructions · issued May 1, 1995It has been determined that certain emission related components of the 1989 jeep equipped with the 2.5l engine, may be susceptible to failure. Failure of these components may cause the vehicle to be in violation of…
RCL/556 · Service Bulletin/Repair Instructions · issued Dec 1, 1994
Engine and Engine Cooling problems in other Wrangler years
| Year | Reports | Share |
|---|---|---|
| 2023 Wrangler | 2 | 1% |
| 2022 Wrangler | 2 | 1% |
| 2021 Wrangler | 3 | 0% |
| 2020 Wrangler | 5 | 1% |
| 2019 Wrangler | 5 | 1% |
| 2018 Wrangler | 3 | 0% |
| 2017 Wrangler | 1 | 0% |
| 2016 Wrangler | 5 | 1% |
| 2015 Wrangler | 4 | 1% |
| 2014 Wrangler | 9 | 1% |
| 2013 Wrangler | 4 | 1% |
| 2012 Wrangler | 7 | 1% |
Other reported problem areas on the 1989 Jeep Wrangler
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.