OnStar

See also:

Dome Lamp Override
The dome lamp override button is located next to the exterior lamps control. : Press the button in and the dome lamps remain off when a door is opened. Press the button again to return it to th ...

Dolly Towing
Front Towing (Front Wheels Off the Ground) – Two-Wheel-Drive Vehicles Notice: If a two-wheel drive vehicle is towed with the rear wheels on the ground, the transmission could be damaged. The rep ...

Tachometer
The tachometer displays the engine speed in revolutions per minute (rpm). ...