- The problem
- Malfunction of fuel injection system throttle postition sensor could cause intermittent high engine idle speed immediately after starting engine.
- The risk
- High engine idle when car is first placed in gear couldresult in unexpected acceleration.
- The fix
- Replace throttle position sensors with sensors that would send correct signals to the fuel injection system.
Vehicle safety record
1989 Jeep Comanche Problems, complaints & recalls
Owners have filed 12 complaints about the 1989 Jeep Comanche with NHTSA, most often about the transmission & drivetrain (3) and the wheels & tires (3). Those complaints describe 2 fires. It is covered by 1 recall, the latest in October 1990 for the cruise control. For comparison, the 1988 has 10 and the 1990 has 11.
NHTSA data checked
CAbout as many problems as a typical Comanche year, for its age
#80 most complained-about 1989 vehicle
- Complaints
- 12
- Recalls
- 1
- Crashes
- 0
- Fires
- 2
- Injuries
- 0
- Deaths
- 0
Most common 1989 Jeep Comanche problems
Share of all 12 complaints. One complaint can name more than one area. Tap an area for its complaints and recalls.
1989 Jeep Comanche recalls 1
Recall repairs are free. Your dealer fixes them whether or not you bought the car there - check your VIN at nhtsa.gov/recalls to see if yours is done. What to do
What owners say
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12 complaints about the 1989 Jeep Comanche
Newest first, as filed with NHTSA by owners.
Tl* the contact owns a 1989 jeep comanche equipped with michelin ltx tires, size 31x10.50/15. The contact stated that while traveling various speeds, the tires emitted a loud noise and caused the vehicle to shake violently. The failure was not diagnosed. The manufacturer was not contacted about the failure. The vin, tire failure mileage, vehicle failure mileage and dot number was not available.
Tl* the contact owns a 1989 jeep comanche. While driving at speeds of 55 mph, there was an abnormal increase in engine rpms up to 3,000. The contact placed the vehicle in neutral and the failure persisted. The contact shut off the engine and when restarting, the failure would intermittently persist. The contact inquired about nhtsa campaign id number 90v177000 (vehicle speed control: cruise control) and the dealer informed him that his vin was not included in the recall. The vehicle as not repaired. The failure mileage was 177,041 and the current mileage was 177,072. Updated 08/11/10. *Lj updated 08/17/10*jb
I had a nearly new triumph r 1200 tire fail in an unusual manner. This tire had only about 800 miles on it when it failed, and I'm reasonably certain that the failure was not due to abuse (overload, pothole, curb scuffing, etc.). A large bubble formed in the sidewall of the tire. The bubble was approximately 4" diameter and 3/4" high. The bubble appeared to distort the bead, causing a large leak between the tire and the wheel. This occurred on the first really warm weather day following installation, leading...
Read the full complaint
me to suspect a possible manufacturing defect that needed some heat to manifest itself. This failure seemed unusual enough to warrant reporting, even if my theory is incorrect. Please let me know if you need more information about this. I still have the tire if further failure analysis is of interest. Thanks- william t. Daley, p.E. Mechanical engineer. *Ak (dot number: ? Tiresize: p205/75r15)
Rubber clutch hose failure. Hose is routed too close to exhaust. (3 Inches) heat build up in exhaust system melts hose and causes a leak that under pressure squirts fluid onto the exhaust pipe causeing flash fires. I have retained the defective part if you require it for further investigation.
Engine coolant is not going into the engine due to a defect within the water pump. Please give any further details. *Ak
4WD WILL NOT ENGAGE AS NEEDED. *AK
Steering gear box broke off from the metal frame, causing steering system to be inoperative while driving ,may have resulted in an accident. Please provide further information and vin#. *Ak
Cable that holds the spare tire in place broke and the tire fell off while driving.
Failure of the cable that holds the spare tire in place, the cable broke, causing the spare tire to fall off the vehicle when driving.*Ak
The master clutch cylinder hose leaked fluid on the exhaust manifold, causing the vehicle to catch fire. *Ak
The driver side seat belt buckle come loose it slip out. Tt
Steering wheel mounting assembly became loose. *Ak
Jeep Comanche: every year compared
All Comanche years1989 Jeep Comanche vs rivals
| Vehicle | Complaints | Recalls | Grade | |
|---|---|---|---|---|
| 1989 Jeep Comanche | 12 | 1 | C | |
| 1989 Jeep Cherokee | 191 | 6 | D | Compare |
| 1989 Jeep Wrangler | 63 | 7 | A | Compare |
| 1989 Jeep Wagoneer | 12 | 3 | F | Compare |
| 1989 Jeep Grand Cherokee | 5 | 0 | A | Compare |
| 1989 Jeep Laredo | 4 | 0 | A | Compare |
| 1989 Jeep Pioneer | 3 | 0 | - | Compare |
| 1989 Jeep Grand Wagoneer | 1 | 0 | A | Compare |
| 1989 Jeep Jeep | 1 | 0 | C | Compare |
More sales usually means more complaints, so compare similar vehicles of the same year. The grade compares each vehicle with its own model's other years.
Questions about the 1989 Jeep Comanche
Does the 1989 Jeep Comanche have any recalls?
Yes - NHTSA lists 1 recall for the 1989 Jeep Comanche: cruise control (October 1990). Recall repairs are free at any authorized dealer. Enter your VIN at nhtsa.gov/recalls to see whether yours has been fixed.
What are the most common problems with the 1989 Jeep Comanche?
By the complaints owners filed with NHTSA, the most common problem areas are the transmission & drivetrain (3), wheels & tires (3), steering (2).
How many complaints has the 1989 Jeep Comanche had?
12 complaints have been filed with NHTSA, the first on January 1, 1995 and the latest on December 30, 2013. Of these, 0 describe a crash and 2 a fire, and together they report 0 injuries and 0 deaths.
Is the 1989 Jeep Comanche a reliable vehicle?
Its Safety Index is 40 out of 100 (grade C: about as many problems as a typical Jeep Comanche year, for its age). The index weighs complaints, crashes, fires, injuries, deaths and recalls against how long the vehicle has been on the road, compared with the same model's other years. It is not a measure of every repair - read the complaints and owner experiences, and have any used vehicle inspected before you buy.
Which Jeep Comanche years have the most complaints?
1989 (12), 1990 (11), 1988 (10). See every Jeep Comanche year compared.
What should I do if my 1989 Jeep Comanche has a problem?
If it is a safety problem, stop driving it if it is unsafe and contact your dealer. Report it to NHTSA at nhtsa.gov/report-a-safety-problem - enough reports start investigations and recalls - and share your experience here so other owners know what to look for.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data