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2017 Cadillac

CT6 AWD

Auto (S8), 6 cyl, 3.0 L, Turbo

Cadillac CT6: best and worst years
2017 Cadillac CT6 AWD (photo 1 of 3)
PhotoJustAnotherCarDesignerCC0Wikimedia Commons

Overview

Body
Large CarsEPA, from EPA, last updated 6/11/2026
Drivetrain
All-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Automatic (S8)EPA, from EPA, last updated 6/11/2026
Powertrain
GasEPA, from EPA, last updated 6/11/2026
Fuel
PremiumEPA, from EPA, last updated 6/11/2026

Engine & performance

HP
400
Power to weight
0.096 hp/lb
Axle ratio
3.27
Cyl
6EPA, from EPA, last updated 6/11/2026
Aspiration
TurbochargedEPA, from EPA, last updated 6/11/2026
Start-stop system
NoEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
26 mpgEPA, from EPA, last updated 6/11/2026
MPG City
18 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
21 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$3,650EPA, from EPA, last updated 6/11/2026
CO₂
424 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
4/10EPA, from EPA, last updated 6/11/2026
Smog score
6/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
SmartWay certified
No

Dimensions & capacity

Length
204 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Width
74 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Height
58 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Wheelbase
122 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Curb Weight
4,165 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Pass. Vol
110 ft³EPA, from EPA, last updated 6/11/2026
Cargo Vol
15 ft³EPA, from EPA, last updated 6/11/2026

Safety NHTSA, model year

Recalls
2
Owner complaints
26

Feature availability

Which features come standard, cost extra, or are locked to a pricier trim arrives with the next data phase. Standard equipment shows here today.

Standard

Reported problems NHTSA owner complaints, model year

  • POWER TRAIN44%
  • ELECTRICAL SYSTEM13%
  • ENGINE5%
  • SERVICE BRAKES5%
  • STRUCTURE5%
  • VEHICLE SPEED CONTROL5%

Source: NHTSA owner complaints, 39 total.

Cadillac CT6: best and worst years

Warranty manufacturer terms, by make

Basic
4 yr / 50k mi
Powertrain
6 yr / 70k mi
Roadside assistance
6 yr / 70k mi
Maintenance
1 yr / 12k mi
EV battery
8 yr / 100k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.