2021 Jeep Grand Cherokee power train problems
56 owner complaints filed with NHTSA name the power train on the 2021 Jeep Grand Cherokee — 14% of all complaints for this model year.
What owners report
“Electronic Throttle Control warning light comes on upon starting vehicle while extended crank occurs. When starting car, the push to start feature will not turn over and continuously cranks multiple times. Issue is intermittent- never know when it will happen which makes it difficult to replicate…”
filed Aug 4, 2026
“The contact owns a 2021 Jeep Grand Cherokee. The contact stated that while driving at various speeds, the vehicle hesitated while depressing the accelerator pedal and attempting to overtake another vehicle. The RPM was extremely elevated; however, the vehicle failed to respond as intended. The…”
filed Apr 6, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
SHAFT - AXLE HALF
113528 · Service Bulletin/Repair Instructions · issued Jul 16, 2026SHAFT - AXLE HALF
113529 · Service Bulletin/Repair Instructions · issued Jul 16, 2026
Power Train problems in other Grand Cherokee years
| Year | Reports | Share |
|---|---|---|
| 2025 Grand Cherokee | 11 | 17% |
| 2024 Grand Cherokee | 26 | 11% |
| 2023 Grand Cherokee | 36 | 10% |
| 2022 Grand Cherokee | 37 | 14% |
| 2020 Grand Cherokee | 38 | 17% |
| 2019 Grand Cherokee | 44 | 12% |
| 2018 Grand Cherokee | 70 | 8% |
| 2017 Grand Cherokee | 87 | 24% |
| 2016 Grand Cherokee | 78 | 25% |
| 2015 Grand Cherokee | 350 | 26% |
| 2014 Grand Cherokee | 473 | 20% |
| 2013 Grand Cherokee | 54 | 7% |
Other reported problem areas on the 2021 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.