2021 Jeep Compass engine problems
18 owner complaints filed with NHTSA name the engine on the 2021 Jeep Compass — 23% of all complaints for this model year.
What owners report
“I am filing a safety complaint regarding my 2021 Jeep Compass Limited due to repeated coolant loss, overheating/high-temperature warnings, and eventual engine failure. The vehicle began losing coolant and required frequent refilling. The problem progressively worsened until coolant would…”
filed Sep 6, 2026
“To Whom It May Concern: I am writing to formally submit a complaint regarding my 2021 Jeep Compass, particularly concerning recurring mechanical, electrical, and safety-related problems that have created serious concerns about the vehicle's reliability and safe operation. The most concerning issue…”
filed Aug 27, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
THROTTLE BODY – NONE
112639 · Service Bulletin/Repair Instructions · issued Jun 30, 2026THROTTLE BODY – NONE
112640 · Service Bulletin/Repair Instructions · issued Jun 30, 2026BOLT - HEX FLANGE HEAD
112842 · Service Bulletin/Repair Instructions · issued Jun 18, 2026
Engine problems in other Compass years
| Year | Reports | Share |
|---|---|---|
| 2025 Compass | 3 | 12% |
| 2024 Compass | 7 | 13% |
| 2023 Compass | 7 | 16% |
| 2022 Compass | 36 | 16% |
| 2020 Compass | 79 | 57% |
| 2019 Compass | 160 | 49% |
| 2018 Compass | 473 | 50% |
| 2017 Compass | 71 | 31% |
| 2016 Compass | 135 | 46% |
| 2015 Compass | 30 | 27% |
| 2014 Compass | 91 | 30% |
| 2013 Compass | 10 | 13% |
Other reported problem areas on the 2021 Jeep Compass
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.