The 1st generation of the CT6 has a cumulative PainRank™ of 1.2. That can be compared against other Cadillac generations. Shopping for a Cadillac? This generation is generally a good bet.
Owners of the 2016–2018 CT6 model years have sent in 5 complaints on CarComplaints.com. We've listed the three most common below. Most are about the hvac (20%) followed by the interior (20%) and the body (20%).