cadillac CT4 problems
0 safety recalls. 5 owner complaints. We mapped every trouble spot before you sign the papers.
Above-average reliability for the segment. Few systemic issues on file.
What owners are saying recent NHTSA-filed complaints · verbatim
There is a known issue with hesitation and hard shifting on my vehicle. According to the gm bulletin that was released I believe in may of 25 my year, make and model has a known issue where the transmission control valve may stick or wear causing jerking and shifting issues and…
235 40 80 run flat Both front and rear passenger tires no damage to rim less that 10k miles
Engine and transmission for the second time in 90 days apart. Supposedly be a new part. I don’t think so.
valve body failed and was supposedly repaired. I had the car 1 day and valve body failed again. My car has been in the shop since November 4, 2024 with no estimated time of repair because no parts are available. I was told they would replace the transmission. That has not…
Common questions
Is the 2021 Cadillac CT4 reliable?
Mostly yes. With a reliability score of 9.2 out of 10 based on 5 owner complaints filed with NHTSA, the 2021 Cadillac CT4 is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
What's the most common problem on the 2021 Cadillac CT4?
No problem area has crossed our reporting threshold yet, which is a good sign for this vehicle.
What's the most expensive thing that goes wrong?
Major repair items haven't been flagged often enough on this vehicle to single one out.
How do I check if my Cadillac CT4 has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2021 Cadillac CT4?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 5 complaints on file, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans aren't always better value.