See also:

Reading Lamps
For vehicles with front reading lamps in the overhead console, press the button located next to the lamp to turn it on or off. The vehicle may also have reading lamps in other locations. The lamps ...

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 ...

Portable Audio Devices
Some vehicles have a 3.5 mm (1/8 in) auxiliary input and a USB port located in the center console. External devices such as iPods®, laptop computers, MP3 players, CD changers, and USB drives may ...