2012 Jeep Wrangler problems and complaints
Owners have filed 836 complaints with NHTSA about the 2012 Jeep Wrangler. The most-reported areas: Power Train (282), Steering (204), Engine (173).
Key takeaways
- 836 owner complaints on file with NHTSA.
- 22 involve a crash, 19 a fire, 22 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Power Train | 282 | 34% |
| Steering | 204 | 24% |
| Engine | 173 | 21% |
| Electrical System | 148 | 18% |
| Air Bags | 128 | 15% |
| Service Brakes | 53 | 6% |
| Unknown Or Other | 52 | 6% |
| Fuel/Propulsion System | 42 | 5% |
| Electronic Stability Control (esc) | 30 | 4% |
| Structure | 30 | 4% |
| Visibility/Wiper | 30 | 4% |
| Vehicle Speed Control | 26 | 3% |
One complaint can name several components, so shares add up to more than 100%.
Parts for the 2012 Jeep Wrangler
GarageDex's verified specs for this car. Each Buy button searches Amazon for that exact part.
- Battery
- Engine oil
- Oil filter
- Engine air filter
- Cabin air filter
- Wiper blades
- Headlight bulb
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| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2012 Jeep Wrangler SUV 4WD | Not rated | Not rated | Not rated | 3/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Engine - filed 2026-11-01
While driving my 2012 Jeep Wrangler Sport, the vehicle experienced a sudden and severe loss of engine power due to a cylinder failure on the left/driver-side cylinder head (cylinder #2). This defect causes the engine to experience persistent cylinder misfires, resulting in severe engine stumbling, hesitation, and a dan...
Electrical System,vehicle Speed Control,service Brakes - filed 2026-10-21
Warning lights for Traction Control parking Brake and ABS are all on. Diagnosis is a Bad Brake control Modular. Dealer said it is super common and a defective part. They want $3000.00 to fix it but Mopar does not make the part anymore so they cant help me anyway unless I bring them one from a junkyard. Jeep forum says ...
Service Brakes - filed 2026-10-13
This failed part has not for me caused an accident but it could easily cause one. A failing or failed ABS module renders the ABS braking system useless. As well as no cruise control, traction control and throwing the jeep into limb mode whenever it decides. NO warning. Thousands of jeeps are affected and jeep knows it ...
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More for the 2012 Jeep Wrangler
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.