Cadillac ATS

service rear view camera message on randomly and then the camera goes blank. Independent service center diagnostic scan reported: FAULT B127B Rearview camera input signal circuit missing reference (Symptom 2B) - History DTC.

Transmission fluid temperature sensor in the 8 speed automatic 8L90 transmission from GM is a known issue. Causes vehicle to shift/jerk erratically especially in stop and go traffic.

Both side mirrors failed. Internal components corroded, one almost fell off when driving, the other later became completely detached. Failed parts that could have caused a major safety issue if they were to fail during operation.

On 3rd differential in 2 years. Dealer won’t fix without us paying ANOTHER $4,700. There is NO way a differential goes 3 times in 2 years. Something is wrong. Help!!

Driving home message came up on the dash, saying, power steering problem. Next thing you know, it was extremely hard to turn the wheel left or right.

Fuel and/or combustion problem leading to excessive emissions at unpredictable times. I mean so much smoke suddenly comes out that the driver behind can't see, and it seems the car may be on fire.

I have replaced two brand new tires on the back right. I then saw that there was a TSB for the very issue im having with my vehicle. A slow loss of air from the back right tire. The TSB link is https://www.nhtsa.gov/?nhtsaId=11017016 Its a slow.loss of air that eventually ends you up with a blown tire on the side of the road which has happened twice to me now. There is no location on the vehicle for a spare tire coincidentally. I still have the tires with damage to them for proof . My brakes…

I bought my car from a dealership. Owned it for 2yrs 2mo. 107k miles First issue came up after 3-4 months. Faulty power steering. Took it to service at a dealership they said I would need my wire harness assembly replaced as well as a steering gear. Problem still persists. Also one of the mechanics there showed me that the previous owner glued harness connector components together which is why I started seeing issues that weren't there before. Now today three new warning/service lights: abs,…

The contact owns a 2018 Cadillac ATS. The contact stated that the check engine warning light was illuminated. The vehicle was taken to an independent mechanic, where it was diagnosed, and the mechanic determined that the F-module, Part Number: 86815664, used to control the engine Auto START/STOP, needed to be replaced. The dealer was contacted for the part and informed the contact that the part was not available. The contact had contacted approximately 6 dealers, who confirmed that the part was…

My 2016 Cadillac ATS Coupe has a serious repeating safety defect. The vehicle violently shakes, vibrates, and becomes unstable while driving. This happened TWICE. Both times the rear bolts came out except one. Both mechanics who inspected it said they have NEVER seen this before. The first time, I paid $4,000 out of pocket at another shop. The problem happened again, proving this is a manufacturing defect. My AXP diagnostic on November 4, 2025 confirms major rear differential/axle issues. The…