DTRL failed and signal burned/melted I was unable to pass state inspection
Lights
2021 Cadillac XT4 Lighting problems
Owners have filed 1 complaint about the 2021 Cadillac XT4's lights with NHTSA - 8% of all its complaints, most recently on July 10, 2026. Headlights, tail lights, brake lights, turn signals and interior lighting failures.
- Complaints
- 1
- Recalls
- 0
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
Lighting complaints
Cadillac XT4 lighting complaints by year
XT4 lighting problems, every yearSource: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data