2018 Jeep Grand Cherokee problems and complaints
Owners have filed 853 complaints with NHTSA about the 2018 Jeep Grand Cherokee. The most-reported areas: Electrical System (339), Unknown Or Other (267), Engine (123).
Key takeaways
- 853 owner complaints on file with NHTSA.
- 42 involve a crash, 10 a fire, 33 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 339 | 40% |
| Unknown Or Other | 267 | 31% |
| Engine | 123 | 14% |
| Power Train | 75 | 9% |
| Service Brakes | 63 | 7% |
| Fuel/Propulsion System | 44 | 5% |
| Seats | 43 | 5% |
| Vehicle Speed Control | 38 | 4% |
| Hydraulic | 32 | 4% |
| Air Bags | 24 | 3% |
| Exterior Lighting | 22 | 3% |
| Fuel System | 19 | 2% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2018 Jeep Grand Cherokee SUV 2WD | 4/5 | 4/5 | 5/5 | 3/5 |
| 2018 Jeep Grand Cherokee SUV 4WD | 4/5 | 4/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Vehicle Speed Control - filed 2026-09-02
system works intermittently--sometimes won't engage--other times suddenly cuts off when engaged
Seats - filed 2026-09-01
In approximately early to mid-August 2026, I was driving my 2018 Jeep Grand Cherokee at approximately 40 mph when the passenger-side Active Head Restraint (AHR) suddenly deployed without any collision, rear impact, or other event that should have caused it to deploy. There was no passenger in the seat at the time, so f...
Power Train,electrical System,engine - filed 2026-08-31
Subject: 2018 Jeep Grand Cherokee – Sudden Loss of Power, PCM Failure, Electrical Failures, and Concern Regarding Recall-Related Symptoms I am filing this complaint because my 2018 Jeep Grand Cherokee experienced a sudden and unexpected loss of power while I was driving, and I am very concerned about the safety implic...
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More for the 2018 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.