2026 Cadillac Lyriq Exterior lighting Problems
- Complaints
- 2about this part
- Share
- 25%of 8 total for the year
- Median mileage
- —not reported
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
NHTSA recorded 2 complaints about the exterior lighting of the 2026 Cadillac Lyriq, 25% of the 8 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Driver Side Headlight erratic flicker while parked. Low beam unexpectedly turns on and turns off. Causes eyeball light sensitivity upon approach and could cause epileptic seizures for some. Problem has been replicated by dealer with video evidence provided by me. First attempt to fix was to provide software updates. That did not remedy. The second attempt was a full and complete inspection of all wires and modules which were in tact followed by a full replacement of the headlight assembly. This also did not remedy. …”
NHTSA complaint #11714530, filed 2026-01“MALFUNCTION: In normal driving mode the stop lamp / brake lights do not shut off after releasing the braking controls. The stop lamps will shut off only after the accelerator pedal is used, or when the vehicle coasts below 10mph. SAFETY: 1) When descending mountain roads the stop lamps remain illuminated for extended periods of time. In some cases the stop lamps remain illuminated for hundreds or thousands of feet after the brake controls have been released. In these situations the vehicle is now coasting downhill and NOT decelerating. …”
NHTSA complaint #11752352, filed 2026-07Exterior lighting: other model years
Other parts of the 2026 Cadillac Lyriq
3 complaintsForward collision avoidance
3 complaintsBrakes
2 complaintsEngine
1 complaintsFuel system
1 complaintsBody and structure
1 complaints
← All problems reported for the 2026 Cadillac Lyriq
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology