2018 Cadillac CT6
The 2018 Cadillac CT6 is a full-size car, rated at 25 MPG combined by the EPA. NHTSA lists 2 recalls for this model year.

- Combined MPG
- 25
- NHTSA safety
- Not rated
- Starting price
- —
- Recalls
- 2
Watch: CT6 reviews
Full specifications
Identity
SRC · NHTSA vPIC| Make | Cadillac |
|---|---|
| Model | CT6 |
| Model year | 2018 |
| Vehicle class | Full-size Car |
Engine & drivetrain
SRC · EPA FuelEconomy| Displacement | 2 L |
|---|---|
| Cylinders | 4 |
| Transmission | Automatic (S8) |
| Drivetrain | Rear-Wheel Drive |
| Fuel | Premium Gasoline |
Fuel economy
SRC · EPA FuelEconomy| City MPG | 22 |
|---|---|
| Highway MPG | 30 |
| Combined MPG | 25 |
| CO₂ tailpipe | 360 g/mi |
| EPA annual fuel cost | $3100 |
Available configurations
SRC · EPA FuelEconomy| CT6 | 25 MPG combined |
|---|---|
| CT6 AWD | 21 MPG combined |
| CT6 AWD | 21 MPG combined |
| CT6 Plug-In | 25 MPG combined |
Fuel economy
SRC · EPA FuelEconomy| City | 22 MPG |
|---|---|
| Highway | 30 MPG |
| Combined | 25 MPG |
Efficiency vs class average
About 21% below the class average.
estimate — adjust to your quote
- Amount financed
- $32,400
- Total interest
- $5,637
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≈ $1,608/yr · 12,000 mi/yr · $3.35/gal
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Cost to own
Estimate monthly payments and 5-year fuel cost using the tools in the sidebar. Figures use EPA fuel economy and current U.S. energy prices from EIA.
Safety ratings & recalls
SRC · NHTSA vPICNHTSA has not published NCAP crash-test ratings for this model year yet.
Recalls (2)
- SEAT BELTS:REAR/OTHER18V673000 · 2018-09-26
General Motors LLC (GM) is recalling certain 2018-2019 Cadillac CT6, Escalade ESV, Chevrolet Suburban, Volt, and GMC Yukon XL vehicles. Certain second-row or third-row rear seatbelts retractor assemblies may not automatically lock when the seatbelt is fully pulled out of the retractor, possibly preventing a child seat from being properly secured. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 208, "Occupant Crash Protection."
Remedy: GM will notify owners, and dealers will inspect the rear seatbelt retractors and replace them if necessary, free of charge. The recall began November 7, 2018. Owners may contact Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is 18315.
- SEATS:MID/REAR ASSEMBLY18V437000 · 2018-06-28
General Motors LLC (GM) is recalling certain 2016-2018 Cadillac CT6 vehicles. The inboard child seat anchorage bars may have had excess structural adhesive applied during assembly, which can interfere with the installation of a child seat. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 225, "Child Restraint Anchorage Systems."
Remedy: GM will notify owners, and dealers will inspect, remove any excess adhesive, and apply anti-corrosion primer to the inboard child seat anchorage bars, free of charge. The recall began August 3, 2018. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is 18228.
Compare with rivals
All model years
Frequently asked questions
What is the MPG of the 2018 Cadillac CT6?
The 2018 Cadillac CT6 is EPA-rated at 25 MPG combined (22 city / 30 highway).
Is the 2018 Cadillac CT6 reliable?
NHTSA lists 2 recalls for the 2018 Cadillac CT6. Recalls are repaired free of charge by the manufacturer — verify any open recalls by VIN before purchase.
How much does it cost to fuel the 2018 Cadillac CT6?
At 12,000 miles per year, the 2018 Cadillac CT6 costs roughly $1,608 per year to fuel, or about $8,040 over 5 years at current U.S. energy prices.
What type of vehicle is the 2018 Cadillac CT6?
The 2018 Cadillac CT6 is classified as a full-size car. Common rivals in this class are worth comparing on price, MPG, and safety.
Sources: NHTSA vPIC · EPA FuelEconomy · NHTSA vPIC