Cadillac CT6 complaints by model year
65 owner complaints filed with NHTSA. Red numbers above the columns are recall campaigns for that model year.
| Model year | Complaints | Crashes | Fires | Recall campaigns |
|---|---|---|---|---|
| 2020 | 11 | 1 | 0 | 2 |
| 2019 | 17 | 0 | 0 | 4 |
| 2018 | 9 | 0 | 0 | 0 |
| 2017 | 17 | 0 | 0 | 1 |
| 2016 | 11 | 3 | 0 | 3 |
Counts are owner reports, not failure rates. Higher sales years tend to draw more reports. Source: NHTSA ODI, retrieved Oct 6, 2026.
Among the last 15 model years at least five years old; newer years are left out because owners are still filing reports. Every year compared →
Problem areas by model year
Complaints that name each component, 2016–2020. Darker cells mean more reports. One complaint can name several components.
| Component | 2016 | 2017 | 2018 | 2019 | 2020 |
|---|---|---|---|---|---|
| Power train | 6 | 10 | 3 | 14 | 6 |
| Service brakes | 0 | 2 | 1 | 2 | 3 |
| Engine | 2 | 1 | 3 | 0 | 0 |
| Electrical system | 0 | 4 | 0 | 1 | 0 |
| Forward collision avoidance | 0 | 1 | 1 | 1 | 2 |
| Fuel/propulsion system | 1 | 1 | 2 | 0 | 0 |
| Suspension | 1 | 1 | 1 | 0 | 1 |
| Unknown or other | 2 | 1 | 0 | 0 | 1 |
Source: NHTSA ODI owner complaints, retrieved Oct 6, 2026.
Cadillac CT6 recalls (8)
Recall campaigns NHTSA lists for at least one CT6 model year, newest first.
| Campaign | Filed | What | Model years | Repaired |
|---|---|---|---|---|
| 25V148000 | Mar 6, 2025 | Transmission Damage May Cause Wheel Lock-Up | 2019, 2020 | 68.6% |
| 21V759000 | Sep 29, 2021 | Park/Position Lights Too Bright/FMVSS 108 | 2016, 2017 | 49.6% |
| 19V889000 | Dec 12, 2019 | EBCM Software Error | 2019 | 93.7% |
| 19V731000 | Oct 15, 2019 | Incorrect TPMS Sensors Installed/FMVSS 138 | 2020 | 100% |
| 19V117000 | Feb 21, 2019 | Turn-Signals Will Not Self-Cancel After Turn | 2019 | 100% |
| 18V673000 | Sep 26, 2018 | Rear Seatbelt Retractor May Not Lock/FMVSS 208 | 2019 | 94.6% |
| 18V437000 | Jun 28, 2018 | Excess Adhesive on Child Seat Anchor/FMVSS 225 | 2016 | 92.7% |
| 16V687000 | Sep 23, 2016 | Missing Bolt may Allow Seat Belt Webbing to Detach | 2016 | 99.2% |
Only NHTSA and your automaker know whether your specific car was repaired. Open a model-year page for each campaign's official text, or check your VIN on NHTSA.
Check on NHTSA ↗Fuel economy by model year
EPA combined mpg range across engine and transmission configurations. Your mileage will vary. Source: EPA, retrieved Oct 6, 2026.
Where to next
Cadillac CT6 FAQ
How many recalls has the Cadillac CT6 had?
NHTSA lists 8 recall campaigns that cover at least one Cadillac CT6 model year from 2016 to 2020. Each campaign card on the model-year pages has NHTSA's official text and the repair completion rate. Only NHTSA's VIN lookup can tell you whether a specific car was repaired.
Which Cadillac CT6 year has the most complaints?
Among the last 5 model years with settled counts, the 2019 drew the most owner complaints filed with NHTSA (17) and the 2018 the fewest (9). Counts are owner reports, not failure rates, and sales volume affects them.
What are the most common Cadillac CT6 problems?
Across the 2016–2020 model years, owners most often name the power train, service brakes, engine in complaints filed with NHTSA.
What mpg does the Cadillac CT6 get?
EPA rates the 2020 Cadillac CT6 at 17 to 21 mpg combined, depending on engine and transmission.
How this page was madeSources, processing, limits, review and changes
Data sources
- NHTSA recalls by vehicle
Retrieved Oct 6, 2026 - US DOT recall completion rates (data.transportation.gov)
Retrieved Oct 6, 2026 - NHTSA ODI owner complaints
Retrieved Oct 6, 2026 - NHTSA NCAP 5-Star Safety Ratings
Retrieved Oct 6, 2026 - EPA fuel economy data (licence confirmation pending)
Retrieved Oct 6, 2026 - EIA weekly retail gasoline prices
Weekly, all taxes included
Processing
- Complaints are counted per component. One complaint can list several, so component totals add up to more than the total.
- Fuel cost = miles per year ÷ EPA combined mpg × EIA weekly price for your region.
Limitations
- Complaint counts are owner reports, not verified findings or failure rates. There is no sales denominator.
- Recall campaigns are listed for the model year. Only NHTSA and the automaker know whether a specific car was repaired.
- Recent model years are still collecting reports.
Review
Data compiled automatically from the official files listed here.
Changelog
- 2026-10-06 Data refreshed from the official files.