2018 Jeep Grand Cherokee power train problems
75 owner complaints filed with NHTSA name the power train on the 2018 Jeep Grand Cherokee — 9% of all complaints for this model year.
What owners report
“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…”
filed Aug 31, 2026
“I am reporting repeated drivetrain and transmission failures involving my 2018 Jeep Grand Cherokee SRT. The problems began with failure of the driveshaft carrier bearing, which was replaced with a brand-new component by an independent mechanic. The transfer case subsequently required replacement…”
filed Aug 30, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- An incorrect transmission park lock rod may have been installed in the transmissionCampaign 18V280000 · May 1, 2018
Related service bulletins
Power Liftgate Inoperative.
S2623000023 · Service Bulletin/Repair Instructions · issued Apr 8, 2026
Power Train problems in other Grand Cherokee years
| Year | Reports | Share |
|---|---|---|
| 2025 Grand Cherokee | 11 | 15% |
| 2024 Grand Cherokee | 28 | 12% |
| 2023 Grand Cherokee | 37 | 10% |
| 2022 Grand Cherokee | 36 | 14% |
| 2021 Grand Cherokee | 58 | 14% |
| 2020 Grand Cherokee | 39 | 16% |
| 2019 Grand Cherokee | 45 | 12% |
| 2017 Grand Cherokee | 88 | 24% |
| 2016 Grand Cherokee | 78 | 25% |
| 2015 Grand Cherokee | 350 | 26% |
| 2014 Grand Cherokee | 474 | 20% |
| 2013 Grand Cherokee | 55 | 7% |
Other reported problem areas on the 2018 Jeep Grand Cherokee
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.