Transmission- Automatic (Electrohydraulic), 5
- 6-speed
7.6 litres
Transmission Fluid, Volume6.9 – 7 litres Engine Coolant, Volume11.8 litres Engine Configuration
- Bore
- 93 mm (3.7 in)
- Stroke
- 84 mm (3.3 in)
- Compression Ratio
- 10.5 :1
- Engine Configuration
- V-Engine
- Naturally Aspirated
- Yes
- Synchronization
- Timing Chain
- Engine Placement
- Front
- Engine Mount
- Longitudinally
- Type of Combustion Engine
Service Intervals
- Air Filter
- 80,000 km (49,710 mi)
- Spark Plug
- 160,000 km (99,419 mi)
- Brake Fluid
- 240,000 km / 10 years
- Oil Change & Engine Filter
- 1 years
- Engine Coolant
- 240,000 km / 5 years
- Transmission, Fluid
- 160,000 km (99,419 mi)
- Transmission, Fluid Filter
- 160,000 km (99,419 mi)
Fuel SystemElectronic (Multi-Point) Fuel Injection Engine CoolingLiquid Cooling 1 – 1.15 :1(1.3 in)
Rear Brakes
- Diameter
- 298 - 320 mm (11.7 - 12.6 in)
- Width
- 26 mm (1.0 in)
- Cooling
- Ventilated
Rear17 - 19 mm (0.7 - 0.7 in) Head Room, Rear962 mm (37.9 in)Leg Room, Front1,082 mm (42.6 in) Leg Room, Rear972 mm (38.3 in) Hip Room, Front1,387 mm (54.6 in) Hip Room, Rear1,412 mm (55.6 in) Shoulder Room, Front1,488 mm (58.6 in) Shoulder Room, Rear1,458 mm (57.4 in) Rear DoorsConventionalPlatform
- General Motors Platforms
- Sigma Platform (Sigma I)
Connectivity › Media Format
- CD
- Multiple CD Changer
- DVD
- Optional
- Parking Sensors
- Yes
- Rain Sensors
- Yes
3
Second Seat Row › Collapsible
- Backrest Release
- On Top of Backrest
- Split Fold Ratio
- 60/40
- Heated Seats
- Optional
SedanVariantSTS Standard2005–2011 Drivetrain
RWD Fuel
Gasoline 
