2018 Jeep Grand Cherokee fuel/propulsion system problems
43 owner complaints filed with NHTSA name the fuel/propulsion system on the 2018 Jeep Grand Cherokee — 5% of all complaints for this model year.
What owners report
“I own a 2018 Jeep Grand Cherokee EcoDiesel that has experienced repeated high-pressure fuel pump (HPFP) failures despite completion of the NHTSA HPFP safety recall. After the recall was performed, my vehicle developed the exact failure described in the recall. Metal contamination was found in the…”
filed Jul 15, 2026
“On 5/72026@app 3:14pm after picking up one grandchild, and at a stop light on the way to p/u the other, the Jeep without warning just disengaged when the gas pedal was depressed, but to no avail. While frozen, the dashboard may have displayed something that was not noted in the panic to get the car…”
filed May 14, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
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% |
| 2017 Grand Cherokee | 31 | 9% |
| 2016 Grand Cherokee | 28 | 9% |
| 2015 Grand Cherokee | 73 | 5% |
| 2014 Grand Cherokee | 122 | 5% |
| 2013 Grand Cherokee | 103 | 13% |
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.