2021 Jeep Gladiator exterior lighting problems
13 owner complaints filed with NHTSA name the exterior lighting on the 2021 Jeep Gladiator — 5% of all complaints for this model year.
What owners report
“The 3rd brake light in the tailgate malfunctioned This is required to pass New York State safety inspection A Jeep dealer replaced the part No warning on the dashboard of this light failing”
filed Feb 18, 2026
“The center high mounted tail light (CHMTL) has failed. It makes it a little harder to see the vehicle is braking. The fuses are fine. It is a very common failure on Jeep Gladiators. Many times people don't know it has failed. There are no warning lamps or indicators to tell you it has failed.”
filed Feb 11, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Exterior Lighting problems in other Gladiator years
| Year | Reports | Share |
|---|---|---|
| 2023 Gladiator | 1 | 2% |
| 2022 Gladiator | 7 | 6% |
| 2020 Gladiator | 11 | 2% |
Other reported problem areas on the 2021 Jeep Gladiator
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.