2012 Jeep Grand Cherokee fuel/propulsion system problems
215 owner complaints filed with NHTSA name the fuel/propulsion system on the 2012 Jeep Grand Cherokee — 13% of all complaints for this model year.
What owners report
“The vehicle is a 2012 Jeep Grand Cherokee with open safety recalls T59 and V62. The brake warning light is currently illuminated, and based on the symptoms I believe the brake booster may be failing. The braking system is available for inspection upon request. The safety concern is that the vehicle…”
filed May 1, 2026
“Vehicle has two open unrepaired recalls: T59 (NHTSA 17V-572, brake booster water shield) and V62 (NHTSA 19V-813, fuel pump relay). The brake booster is currently symptomatic — an audible humming noise is present when the vehicle is stopped and idling, consistent with vacuum loss in the brake…”
filed Apr 24, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Tube - fuel injector supply & gasket - none
105038 · Service Bulletin/Repair Instructions · issued May 15, 2025Tube - fuel injector supply & gasket - none
105039 · Service Bulletin/Repair Instructions · issued May 14, 2025RAIL - FUEL
102812 · Service Bulletin/Repair Instructions · issued Feb 13, 2025FUEL PUMP/LEVEL UNIT MODULE For vehicles with Saddle Fuel Tanks, need to determine if there are any DTCs in wiTECH. Follow Service Diagnostics published prior to making any changes. Review any existing SOL or TSBs…
9100494 · Service Bulletin/Repair Instructions · issued Jan 30, 2025
Fuel/propulsion System problems in other Grand Cherokee years
| Year | Reports | Share |
|---|---|---|
| 2025 Grand Cherokee | 11 | 17% |
| 2024 Grand Cherokee | 40 | 17% |
| 2023 Grand Cherokee | 50 | 13% |
| 2022 Grand Cherokee | 38 | 15% |
| 2021 Grand Cherokee | 37 | 9% |
| 2020 Grand Cherokee | 16 | 7% |
| 2019 Grand Cherokee | 7 | 2% |
| 2018 Grand Cherokee | 43 | 5% |
| 2017 Grand Cherokee | 31 | 9% |
| 2016 Grand Cherokee | 28 | 9% |
| 2015 Grand Cherokee | 73 | 5% |
| 2014 Grand Cherokee | 122 | 5% |
Other reported problem areas on the 2012 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.