OnStar Services

See also:

Courtesy Lamps
The courtesy lamps come on automatically when any door is opened and the dome lamp is in the door position. ...

Entry Lighting
The headlamps, taillamps, license plate lamps, back—up lamps, dome lamps, and most of the interior lights turn on briefly, when is pressed on the Remote Keyless Entry (RKE) transmitter, or when the ...

Tire Pressure Monitor System
The Tire Pressure Monitor System (TPMS) uses radio and sensor technology to check tire pressure levels. The TPMS sensors monitor the air pressure in your tires and transmit tire pressure rea ...