2011 Cadillac STS
US · Midsize Cars
The 2011 Cadillac STS is listed in the US market with gasoline power. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.
- Engine
- 3.6L 6-cylinder (SIDI)
- Power
- Not available
- Torque
- Not available
- Transmission
- 6-speed automatic
- Drivetrain
- Varies by configuration: RWD, AWD
- Fuel
- Gasoline
- Seating
- Not available
Key Performance & Dimensions
Engine
| Specification | Value | Source |
|---|---|---|
| Engine | 3.6L 6-cylinder (SIDI) | |
| Displacement | 3.6 L | |
| Cylinders | 6 | |
| Fuel type | Gasoline | EPA fueleconomy.gov |
Not available from our sources: Aspiration, Power, Torque.
Transmission and drivetrain
| Specification | Value | Source |
|---|---|---|
| Transmission | Automatic | EPA fueleconomy.gov |
| Gears | 6 | |
| Drivetrain | Varies by configuration: RWD, AWD |
Fuel economy and range
| Specification | Value | Source |
|---|---|---|
| Combined | 21 mpg (11.2 L/100 km) | EPA fueleconomy.gov |
| City | 18 mpg (13.1 L/100 km) | |
| Highway | 27 mpg (8.7 L/100 km) to 26 mpg (9.0 L/100 km) |
Not available from our sources: Electric range, Battery capacity.
Trims and configurations
2 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.
Recalls
No recall campaigns were found in NHTSA data at the last check. Last checked October 15, 2026.
Data sources
- EPA fueleconomy.gov · retrieved October 14, 2026 · US Government public data
- NHTSA vPIC · retrieved October 14, 2026 · US Government public data
Source checked: October 14, 2026
Data verified: October 14, 2026
Specifications can vary by market, trim, configuration and production date. Confirm with the manufacturer before buying parts or making safety decisions. Report an error.
Related vehicles
- 2010 Cadillac STS
Gasoline
Varies by configuration: 3.6L 6-cylinder, 4.6L 8-cylinder · Varies by configuration: RWD, AWD
21 mpg (11.2 L/100 km) to 17 mpg (13.8 L/100 km)
Frequently asked questions
What engine does the 2011 Cadillac STS have?
3.6L 6-cylinder (SIDI). Engines can differ by trim, so check the trim list below.
What is the fuel economy of the 2011 Cadillac STS?
Combined fuel economy is 21 mpg (11.2 L/100 km), as published by the source shown in the specification table.
Is the 2011 Cadillac STS front-wheel, rear-wheel or all-wheel drive?
Drivetrain: Varies by configuration: RWD, AWD.
Are there recalls for the 2011 Cadillac STS?
No recall campaigns were found in NHTSA data when we last checked on October 15, 2026. Recall status can change, so confirm with NHTSA or the manufacturer.