See also:

Remote Control Buttons
(Power): Press this button to turn the video screen on and off. (Illumination): Press this button to turn the remote control backlight on. The backlight automatically times out after 7 to 10 ...

Rear Window Defogger
(Rear Window Defogger): Press to turn the rear window defogger on or off. The rear window defogger turns off automatically after about 10 minutes. If turned on again it runs for about five minu ...

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 ...