Model year
2017 Cadillac CT6
NHTSA lists 1 recall and 17 complaints for the 2017 Cadillac CT6 (recall file dated Oct 23, 2026; complaint file dated Oct 23, 2026). NHTSA also lists 1 recall and 9 complaints under CT6 PLUG-IN HYBRID. Those counts are separate from the numbers above. The components listed on the most complaints are POWER TRAIN (10), ELECTRICAL SYSTEM (4), SERVICE BRAKES (2). NHTSA lists crash-test variants for this model year and marks the overall rating Not Rated. EPA rates it 21–26 mpg combined and 54 kWh/100 mi depending on configuration (fuel economy file dated Sep 29, 2026). EPA's annual fuel-cost figures for these configurations are $3,150–$3,900, based on 15,000 miles and 55% city driving.
Recalls
21V759000 · Sep 29, 2021
EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING
General Motors, LLC (GM) is recalling certain 2016-2017 Cadillac CT6 vehicles. The Park/Position lights may be excessively bright. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and…
Complaints
17 distinct complaints. Crash flag on 0, 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.
Other NHTSA names
These names matched the same EPA model but are not included in the headline counts above.
| Name | Recalls | Complaints |
|---|---|---|
| CT6 PLUG-IN HYBRID | 1 | 9 |
Investigations
No investigations are matched to this name.
Safety ratings
| Variant | Overall | Front | Side | Pole | Rollover | Photo |
|---|---|---|---|---|---|---|
| 4DR AWD | Not rated | Not Rated | Not Rated | Not Rated | Not Rated · possibility 0 | — |
| 4DR RWD | Not rated | Not Rated | Not Rated | Not Rated | Not Rated · possibility 0 | — |
| Hybrid 4DR 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 (S8) · All-Wheel Drive | Regular Gasoline | 18 | 27 | 21 | — | — | $3,200 |
| CT6 AWD · 3L · Automatic (S8) · All-Wheel Drive | Premium Gasoline | 18 | 26 | 21 | — | — | $3,900 |
| CT6 · 2L · Automatic (S8) · Rear-Wheel Drive | Premium Gasoline | 22 | 30 | 25 | — | — | $3,300 |
| CT6 Plug-In · 2L · Automatic (variable gear ratios) · Rear-Wheel Drive | Premium Gasoline · Plug-in Hybrid | 23 | 29 | 26 | 54.0 | 440 | $3,150 |
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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 2017 Cadillac CT6 at NHTSA. Complaint narratives stay on NHTSA's site and are not copied here.