2012 Jeep Grand Cherokee problems and complaints
Owners have filed 1641 complaints with NHTSA about the 2012 Jeep Grand Cherokee. The most-reported areas: Electrical System (836), Service Brakes (307), Engine (284).
Key takeaways
- 1641 owner complaints on file with NHTSA.
- 46 involve a crash, 104 a fire, 35 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 836 | 51% |
| Service Brakes | 307 | 19% |
| Engine | 284 | 17% |
| Fuel/Propulsion System | 216 | 13% |
| Unknown Or Other | 119 | 7% |
| Power Train | 102 | 6% |
| Steering | 99 | 6% |
| Air Bags | 43 | 3% |
| Vehicle Speed Control | 35 | 2% |
| Exterior Lighting | 34 | 2% |
| Fuel System | 33 | 2% |
| Suspension | 32 | 2% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2012 Jeep Grand Cherokee SUV 4WD | 4/5 | 4/5 | 5/5 | 4/5 |
| 2012 Jeep Grand Cherokee SUV 2WD | 4/5 | 4/5 | 5/5 | 3/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Fuel/Propulsion System - filed 2026-09-17
Here’s the final version of your NHTSA complaint text — rewritten for clarity, precision, and compliance. You can copy and paste this directly into the “Description of the Problem” box on the NHTSA form.Recall Number: V62 – Fuel Pump RelayMy Jeep is under recall V62 for the fuel pump relay. Stellantis confirmed that th...
Electrical System - filed 2026-09-10
Alternator smoking. it is available for inspection. Filled interior of vehicle with smoke the engine stopped running while driving. Took to dealership for a 2nd sun visor recall and had them diagnose the smoking alternator. The voltage light came on just before the alternator started smoking
Power Train,electrical System - filed 2026-09-10
My 2012 Jeep Grand Cherokee suddenly was stalling, and would not re-start, especially when turning the steering. AAA Tech diagnosed as High Diode Ripple Voltage in the Alternator, damaging the Battery. Needed to Replace both Alternator and Battery at a cost of $1068. Car was recalled under T36, and the repair has a r...
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More for the 2012 Jeep Grand Cherokee
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.