OnStar Services

See also:

Weatherstrips
Apply silicone grease on weatherstrips to make them last longer, seal better, and not stick or squeak. See Recommended Fluids and Lubricants  . ...

Vehicle Positioning
At times, the position of the vehicle on the map may be inaccurate due to one or more of the following reasons: Road system has changed. Vehicle is driving on slippery road surfaces such as in ...

Playing from the Hard Drive Device
HDD (Hard Drive Device): Press the HDD button to start playing tracks from the HDD. HDD displays and playback resumes from where it was last stopped. HDD Playback ModeThe infotainment system ...