Most common 2017 Cadillac CT6 Plug-In Hybrid problems
Share of the 9 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Cadillac CT6 Plug-In Hybrid complaints by model year
2017 Cadillac CT6 Plug-In Hybrid recalls (1)
Child seat › Latch strap
General Motors LLC (GM) is recalling certain 2016-2018 Cadillac CT6 vehicles. The inboard child seat anchorage bars may have had excess structural adhesive applied during assembly, which can interfere with the installation of a child seat.
Remedy: GM will notify owners, and dealers will inspect, remove any excess adhesive, and apply anti-corrosion primer to the inboard child seat anchorage bars, free of charge. The recall began August 3, 2018.
What 2017 Cadillac CT6 Plug-In Hybrid owners say
Transmission & drivetrain
I have had issues with my vehicle that involves hard shifting at times and also, the vehicle sometimes will lurch quite abruptly. It actually feels as if the vehicle was rear ended. I have taken the vehicle to the dealership on 4 occasions and they were only able to "replicate" the problem one time. This hard shift/lurching occurs usually when at a stand still and, once you remove your foot from the brake, vehicle May shift hard. It doesn't matte where I am; whether on streets or on the freeway. If vehicle is stopped, then this happens on occasion. It doesn't matter if I am using the "autohold" feature or not but it doesn't seem to occur as often if I am using the "sport" mode when driving. …
Tl* the contact owns a 2017 Cadillac CT6. When the vehicle was started, it lurched forward without warning. The failure occurred intermittently. The vehicle was taken to gold coast Cadillac [phone], located at 2123 state route 35, oakhurst, nj 07755), but the cause of the failure could not be determined. The manufacturer was made aware of the failure and referred the contact back to the same dealer. The dealer provided a technical service bulletin (document id number: 4605342 - 16-na-361: information on transmission harsh 1-2 shift upon first startup/shift of the day under light throttle (jul. 21, 2017)). The contact was informed that there was no remedy for the failure. The vehicle was not repaired. The failure mileage was approximately 1,700. Consumer stated vehicle lurched forward again on 12/18/19. Car was taken In for service on 10/2019.
Frequently asked questions
Is the 2017 Cadillac CT6 Plug-In Hybrid a good car?
That is a low number of complaints for a car on sale this long. So far owners have filed 9 complaints with NHTSA.
What is the most common problem with the 2017 Cadillac CT6 Plug-In Hybrid?
The transmission & drivetrain — 7 complaints, 78% of all complaints for this model year. Next are the electrical system (1) and windows, wipers & sunroof (1).
How many recalls does the 2017 Cadillac CT6 Plug-In Hybrid have?
There is 1 recall for the 2017 Cadillac CT6 Plug-In Hybrid, the most recent from June 28, 2018 (latch strap). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
At what mileage do 2017 Cadillac CT6 Plug-In Hybrid problems happen?
The median mileage reported in complaints is about 10,000 miles; 75% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.