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2015 Cadillac

XTS AWD

Auto (S6), 6 cyl, 3.6 L

Cadillac XTS: best and worst years
2015 Cadillac XTS AWD (photo 1 of 3)
PhotoTino Rossini from Toronto, CanadaCC BY 2.0Wikimedia 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 (S6)EPA, from EPA, last updated 6/11/2026
Powertrain
GasEPA, from EPA, last updated 6/11/2026
Fuel
RegularEPA, from EPA, last updated 6/11/2026

Engine & performance

Cyl
6EPA, from EPA, last updated 6/11/2026
Aspiration
Naturally aspiratedEPA, 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
17 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
20 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$3,100EPA, from EPA, last updated 6/11/2026
CO₂
438 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
5/10EPA, 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
202 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Width
73 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Height
58 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Wheelbase
112 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Curb Weight
4,006 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Pass. Vol
104 ft³EPA, from EPA, last updated 6/11/2026
Cargo Vol
18 ft³EPA, from EPA, last updated 6/11/2026

Safety NHTSA, model year

Overall crash rating
★★★★★
Rollover rating
★★★★
Stability control (ESC)
Standard
Forward-collision warning
Optional
Lane-departure warning
Optional
Recalls
3
Owner complaints
13
Reported injuries
1

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

  • ELECTRICAL SYSTEM24%
  • UNKNOWN OR OTHER18%
  • POWER TRAIN12%
  • AIR BAGS6%
  • ELECTRONIC STABILITY CONTROL (ESC)6%
  • EQUIPMENT6%

Source: NHTSA owner complaints, 17 total.

Cadillac XTS: 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.