2021 Jeep Gladiator check engine light reports
8 NHTSA complaints describe persistent or recurring check-engine warnings on the 2021 Jeep Gladiator — roughly 3% of all complaints for this model year.
8
Check engine light reports
3%
share of complaints
25,000 mi
median reported incident mileage (all complaints)
Components reported on this vehicle
Check engine light in other Gladiator years
| 2023 Gladiator | 5 |
| 2022 Gladiator | 5 |
| 2020 Gladiator | 23 |
Other symptoms owners describe on the 2021 Jeep Gladiator
Symptom counts come from keyword analysis of complaint narratives. One complaint can describe several symptoms, and classification is approximate — read the underlying reports on the full 2021 Jeep Gladiator report before drawing conclusions.