Model year
2020 Cadillac CT6
NHTSA lists 2 recalls and 11 complaints for the 2020 Cadillac CT6 (recall file dated Oct 23, 2026; complaint file dated Oct 23, 2026). The components listed on the most complaints are POWER TRAIN (6), SERVICE BRAKES (3), FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL (1). NHTSA lists crash-test variants for this model year and marks the overall rating Not Rated. EPA rates it 17–21 mpg combined depending on configuration (fuel economy file dated Sep 29, 2026). EPA's annual fuel-cost figures for these configurations are $3,200–$4,850, based on 15,000 miles and 55% city driving.
Recalls
25V148000 · Mar 6, 2025
POWER TRAIN:AUTOMATIC TRANSMISSION
General Motors LLC (GM) is recalling certain 2019-2020 Cadillac CT6, 2020-2021 CT4, CT5, and 2020-2022 Chevrolet Camaro vehicles equipped with a 10-speed transmission. The transmission may become damaged internally and cause the wheels to lock-up.
19V731000 · Oct 15, 2019
TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS
General Motors LLC (GM) is recalling certain 2020 Cadillac CT6 vehicles equipped with dealer-installed accessory 20" x 8.50" wheels (RPO 5JO or SHH). The tire pressure monitoring system (TPMS) sensors use the incorrect wireless radio frequency and cannot illuminate the low…
Complaints
11 distinct complaints. Crash flag on 1, fire flag on 0, injury field 0, deaths field 0. A complaint can be counted under more than one component. The injury and death figures are the file's numbers (the highest value on each complaint, then added), not a separate verified count of people.
Investigations
No investigations are matched to this name.
Safety ratings
| Variant | Overall | Front | Side | Pole | Rollover | Photo |
|---|---|---|---|---|---|---|
| 4 DR AWD | Not rated | Not Rated | Not Rated | Not Rated | Not Rated · possibility 0 | — |
| 2020 Cadillac CT6-V 4 DR AWD | Not rated | Not Rated | Not Rated | Not Rated | Not Rated · possibility 0 | — |
Fuel economy
| Configuration | Fuel | City | Hwy | Comb | kWh/100 mi | Range | Annual fuel cost |
|---|---|---|---|---|---|---|---|
| CT6 AWD · 3.6L · Automatic (S10) · All-Wheel Drive | Regular Gasoline | 18 | 27 | 21 | — | — | $3,200 |
| CT6 AWD · 4.2L · Automatic (S10) · All-Wheel Drive | Premium Gasoline | 14 | 25 | 17 | — | — | $4,850 |
Open this model year in the fuel-cost calculator. The calculator starts with no fuel price filled in.
Check a vehicle
This page is not a VIN lookup. NHTSA's recall tool checks a specific vehicle: nhtsa.gov/recalls. NHTSA's page for this model year is 2020 Cadillac CT6 at NHTSA. Complaint narratives stay on NHTSA's site and are not copied here.