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STS adds direct-injection V-6
For 2008, STS will be the first GM vehicle equipped with a new 3.6-liter direct-injected V-6 engine. The new base powerplant, with 298 horsepower (222 kW), delivers 40 more horsepower; and torque ...

Power Liftgate Operation
On vehicles with a power liftgate, the switch is on the overhead console. The vehicle must be in P (Park) to use the power feature. The taillamps will flash and a chime will sound when the power li ...

Power Outlets
Accessory power outlets can be used to plug in electrical equipment, such as a cell phone or MP3 player. There are three accessory power outlets. The power outlets located below the climate c ...