Cadillac CT6 reliability by year
6 recalls and 72 owner complaints across 5 model years. Year-by-year sample sizes are too thin to call a best/worst yet — but the per-year breakdown still surfaces what to watch for.
Worst model years to avoid → — the single year to avoid for every model line we track, ranked side by side.
At-a-glance: every year color-coded
Each cell shows the last two digits of the model year and its 0–10 reliability score from NHTSA data. Click any year to see the full record. ★ best year · ✕ year to avoid.
Year-by-year reliability 5 model years · newest first
Common trouble spots across the CT6 aggregated across 5 model years
Common questions
What's the best year to buy a Cadillac CT6?
Sample sizes across years are too thin to make a confident best-year call for this model right now. Check the year-by-year list below — recalls and complaint counts per year are still useful even when the rollup verdict isn't.
Which Cadillac CT6 year should I avoid?
Not enough year-by-year data to call out a worst year confidently. Review the year-by-year breakdown for recall counts and complaint volumes.
Which years of the Cadillac CT6 should I avoid?
No Cadillac CT6 model year currently rises to an "avoid" or "high-risk" verdict on the NHTSA data — either the record is clean or sample sizes are still too thin for a confident call. The year-by-year breakdown below shows what's on file regardless.
How many years of the Cadillac CT6 are tracked?
5 model years (2016 through 2020) with NHTSA records on file. Total across the lineup: 6 recalls and 72 owner complaints.
What's the most-reported problem on the Cadillac CT6?
powertrain is the most-reported category — 43 complaints across 5 model years. Average shop repair runs about $2,500.