See also:

Exterior Lamp Controls
The exterior lamp control is located toward the end of the turn signal/lane change lever. (Exterior Lamp Control): Turn the band with this symbol on it to operate the exterior lamps. The e ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...

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 ...