2021 Cadillac CT5 problems and complaints
Owners have filed 27 complaints with NHTSA about the 2021 Cadillac CT5. The most-reported areas: Electrical System (12), Structure (6), Unknown Or Other (3).
Key takeaways
- 27 owner complaints on file with NHTSA.
- 3 involve a crash, 0 a fire, 2 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 12 | 44% |
| Structure | 6 | 22% |
| Unknown Or Other | 3 | 11% |
| Power Train | 3 | 11% |
| Air Bags | 2 | 7% |
| Forward Collision Avoidance | 2 | 7% |
| Wheels | 1 | 4% |
| Engine | 1 | 4% |
| Fuel/Propulsion System | 1 | 4% |
| Steering | 1 | 4% |
| Exterior Lighting | 1 | 4% |
| Visibility/Wiper | 1 | 4% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2021 Cadillac CT5 4 DR AWD | 5/5 | 5/5 | 5/5 | 5/5 |
| 2021 Cadillac CT5 4 DR RWD | 5/5 | 5/5 | 5/5 | 5/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Electrical System,unknown Or Other - filed 2026-09-21
I have experienced a serious and recurring safety issue with the door handles on my Cadillac CT5 vehicles. The exterior door handles have stopped working, preventing the doors from being opened normally. On one occasion, I was trying to get my child out of the back seat when the rear door handle failed and would not op...
Electrical System - filed 2026-09-20
The exterior door handles on my 2021 Cadillac CT5 have experienced the same intermittent failure. The handles initially work intermittently and then become unable to release the door. The button on the inside of the door handle doesn't respond when pushed and that is the only way to get in the car without rolling the w...
Electrical System - filed 2026-09-17
Both front doors will no longer open from the outside. The button on the inside of the door handle doesn't respond when pushed and that is the only way to get in the car without rolling the windows down or using the emergency key. I've seen many other forum posts about this so it seems to be a pretty widespread issue ...
Diagnose it yourself
As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
More for the 2021 Cadillac CT5
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.