VEHICLE BUYER'S GUIDE
Cadillac CT62016–2020
Year-by-year buyer intelligence from NHTSA safety data — reliability, value, and which years to target or avoid.
Cadillac CT6 Years to Avoid
1 recall · 9 complaints
Top issue: POWER TRAIN
0 recalls · 12 complaints
Top issue: POWER TRAIN
1 recall · 9 complaints
Top issue: POWER TRAIN
Cadillac CT6 — Year-by-Year Comparison
Every model year ranked by Buyer Score. Click any year for its detailed problem report.
| Year | Recalls | Complaints | Injuries | Deaths | Reliability | Value | Buyer Score | Verdict |
|---|---|---|---|---|---|---|---|---|
| 2020 | 1 | 9 | — | — | 95 | 95 | 95 | Avoid |
| 2019 | 1 | 8 | — | — | 96 | 91 | 94 | Avoid |
| 2018 | 0 | 9 | — | — | 99 | 85 | 94 | Avoid |
| 2017 | 0 | 12 | — | — | 95 | 78 | 89 | Avoid |
| 2016 | 1 | 9 | — | — | 95 | 71 | 87 | Avoid |
Buyer Score = Reliability (65%) + Value window (35%). Deaths and injuries sourced from NHTSA complaint filings. Year links open full NHTSA problem reports.
Known Cadillac CT6 Problems
Most frequently reported components across all model years, from NHTSA owner complaints.
Complaint counts across all model years. Numbers indicate frequency, not severity.
Shopping by Era
How each generation of the CT6 compares — best year within each era shown.
2018–Present
Modern safety tech, refreshed platforms, updated powertrains. Higher purchase price but lower reliability risk. Best pick in this era: 2020 (Buyer Score 95).
Frequently Asked Questions
What is the best year CT6 to buy?+
See the Buyer Score table above for a full ranking of every CT6 model year.
Which CT6 years have the most problems?+
The 2016, 2017, 2020 model years have the highest problem scores in our analysis. The 2016 CT6 leads with 1 recalls and 9 owner complaints.
What is the Buyer Score?+
The Buyer Score is a composite metric that combines reliability (65% weight) and depreciation value (35% weight). Reliability reflects recall and complaint severity. Value reflects how much of the vehicle's depreciation has already been absorbed by prior owners — a 4–6 year old vehicle typically sits in the sweet spot.
What are the most common CT6 problems?+
The most frequently reported Cadillac CT6 issues involve: POWER TRAIN, SERVICE BRAKES, SUSPENSION, ENGINE. These are aggregated across all model years from NHTSA owner complaint filings. Frequency of complaints does not necessarily indicate severity.
Deep-Dive Research
A buyer's guide shows model-level risk. A VIN report shows the individual vehicle — accidents, odometer history, open recalls, and auction records.