The 2017 Cadillac CT6 is a midsize car that came with a choice of 2.0L 4-cyl, 3.0L 6-cyl and 3.6L 6-cyl engines. Even at 9 years old, a damaged or broken-down one still has real value for its parts. Running or not, we'll make you an offer and tow it away for free.
| Body style | Large Cars, Midsize Cars |
|---|---|
| Engines | 2.0L 4-cyl, 3.0L 6-cyl, 3.6L 6-cyl (turbocharged versions available) |
| Transmissions | Automatic (S8), Automatic (variable gear ratios) |
| Drive | All-Wheel Drive, Rear-Wheel Drive |
| Fuel | Regular Gasoline, Premium Gasoline |
| Fuel economy | 18–23 city / 26–30 highway / 21–26 combined MPG |
| EPA annual fuel cost | $3,150–$3,900 a year (EPA estimate at current fuel prices, 15,000 miles) |
| Tailpipe CO₂ | 144–424 grams per mile |
| EPA fuel economy score | 4–9 out of 10 |
| EPA greenhouse gas score | 4–10 out of 10 |
| Gross vehicle weight rating | 4,775–5,516 lb |
| Versions tested by EPA | 4 configurations: CT6 AWD, CT6, CT6 Plug-In |
| Age | 9 years |
Specs, fuel cost and emissions from the EPA's fueleconomy.gov data. Your car's exact equipment may differ.
NHTSA lists 1 safety recall covering the 2017 Cadillac CT6. Open recalls don't stop you from selling or junking the car, but check your VIN at nhtsa.gov/recalls to see which apply to yours.
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 Associated Equipment."
Risk: The excessive brightness may affect the vision of other drivers, increasing the risk of a crash.
Owners have filed 17 complaints about the 2017 Cadillac CT6 with NHTSA.
Complaints are reports from owners and aren't verified by NHTSA. One complaint can list several components. Mileage is the median odometer reading owners reported for that component.
Manufacturers have filed 665 technical service bulletins and communications with NHTSA covering the 2017 Cadillac CT6. These are repair instructions for known issues, not recalls.
1 of them is a warranty extension. Warranty extensions mean the manufacturer agreed to cover a specific repair beyond the normal warranty. They rarely still apply to a car this age, but they point to known weak spots.
This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PI to help diagnose A/C concern
Source: NHTSA manufacturer communications (technical service bulletins).
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It depends on its condition, whether major parts like the engine, transmission and catalytic converter are still there, and current scrap and parts prices where you live. Its parts make up much of its value. Enter your ZIP code above for a free offer on your specific car.
Yes. We buy 2017 CT6s that don't start, were in an accident, failed inspection or have a blown engine or transmission. Towing is always free.
Yes. Open recalls don't prevent a junk sale. NHTSA lists 1 recall for the 2017 Cadillac CT6; you can check whether any are still open on yours with the VIN lookup at nhtsa.gov/recalls.
Usually the title and a photo ID. Rules differ by state, including what to do with your plates and whether to file a notice of sale. Check our state-by-state car title guides for the official forms.
Data retrieved October 2026.
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