2025 Jeep Grand Cherokee: Power Train complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 20 owner complaints for the 2025 Jeep Grand Cherokee that list the power train component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11767806 (filed 09/29/2026): “The contact owns a 2025 jeep grand cherokee. the contact stated that while his wife was driving 45 mph and depressing the accelerator pedal, the contact heard a loud sound coming from the front of the vehicle and the vehicle lost power. no warning light was illuminated. the contact shifted the gear …”
- NHTSA complaint ODI #11753344 (filed 07/28/2026): “My 2025 jeep grand cherokee 4xe suffered a catastrophic internal engine failure and set dtc p2338 ("cylinder 3 above knock/combustion vibration sensor threshold"). although my vin is not included in safety recall 78c (nhtsa 25v-766), my vehicle experienced the same failure mode, symptoms, and diagno…”
- NHTSA complaint ODI #11752292 (filed 07/23/2026): “There is a serious malfunction between the hybrid and electric systems. the engine is making a loud noise, and neither the hybrid nor electric mode functions properly. in addition, the fuel and oil refresh warning remains on, even after refueling. these issues are ongoing and substantially impair th…”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Pro
Diagnosis needs a scan tool; repair or replacement needs a lift, transmission jack and the manufacturer's fluid fill/relearn procedure. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
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