2008 Cadillac STS
US · Midsize Cars
The 2008 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 Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.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
- Varies by configuration: 3.6L 6-cylinder (DIRECTINJ), 4.6L 8-cylinder
- 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 | Varies by configuration: 3.6L 6-cylinder (DIRECTINJ), 4.6L 8-cylinder | |
| Displacement | 3.6 L to 4.6 L | |
| Cylinders | 6 to 8 | |
| 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 | 20 mpg (11.8 L/100 km) to 16 mpg (14.7 L/100 km) | EPA fueleconomy.gov |
| City | 17 mpg (13.8 L/100 km) to 14 mpg (16.8 L/100 km) | |
| Highway | 26 mpg (9.0 L/100 km) to 21 mpg (11.2 L/100 km) |
Not available from our sources: Electric range, Battery capacity.
Trims and configurations
4 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.
Recalls
NHTSA lists 1 recall campaign for this model year. Last checked October 16, 2026.
08V108000: EXTERIOR LIGHTING
GM IS RECALLING 4,586 MY 2008 CADILLAC STS AND STS-V PASSENGER VEHICLES FOR FAILING TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 138, 'TIRE PRESSURE MONITORING SYSTEMS' (TPMS). THE STANDARD REQUIRES AN INDICATION TO THE DRIVER FOR CERTAIN TPMS MALFUNCTIONS. WHEN THE SYSTEM DETECTS A MALFUNCTION, THE LOW TIRE WARNING LIGHT SHOULD FLASH FOR ABOUT ONE MINUTE AND…
Remedy: DEALERS WILL REPROGRAM THE REMOTE CONTROL DOOR LOCK RECEIVER MODULE FREE OF CHARGE. THE RECALL BEGAN ON MARCH 18, 2008. OWNERS MAY CONTACT CADILLAC AT 1-800-982-2339 OR THROUGH THEIR WEBSITE AT <A…
Reported March 11, 2008. View on NHTSA
Data sources
- EPA fueleconomy.gov · retrieved October 15, 2026 · US Government public data
- NHTSA vPIC · retrieved October 15, 2026 · US Government public data
Source checked: October 15, 2026
Data verified: October 16, 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
- 2007 Cadillac STS
Gasoline
Varies by configuration: 3.6L 6-cylinder, 4.6L 8-cylinder · Varies by configuration: RWD, AWD
19 mpg (12.4 L/100 km) to 16 mpg (14.7 L/100 km) - 2009 Cadillac STS
Gasoline
Varies by configuration: 4.6L 8-cylinder, 3.6L 6-cylinder (DI) · Varies by configuration: RWD, AWD
20 mpg (11.8 L/100 km) to 17 mpg (13.8 L/100 km)
Frequently asked questions
What engine does the 2008 Cadillac STS have?
Varies by configuration: 3.6L 6-cylinder (DIRECTINJ), 4.6L 8-cylinder. Engines can differ by trim, so check the trim list below.
What is the fuel economy of the 2008 Cadillac STS?
Combined fuel economy is 20 mpg (11.8 L/100 km) to 16 mpg (14.7 L/100 km), as published by the source shown in the specification table.
Is the 2008 Cadillac STS front-wheel, rear-wheel or all-wheel drive?
Drivetrain: Varies by configuration: RWD, AWD.
Are there recalls for the 2008 Cadillac STS?
NHTSA lists 1 recall campaign for this model year (last checked October 16, 2026). Details are in the Recalls section.