See also:

How OnStar Service Works
Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance, Vehicle Diagnostics, Remote Door Unlock, Roadside Assistance, Turn-by-Turn Navigation, and Hands-Free Calling ar ...

Compass Variance (Zone) Procedure
1. Do not set the compass zone when the vehicle is moving. Only set it when the vehicle is in P (Park). Press the vehicle information button until PRESS TO CHANGE COMPASS ZONE displays. 2. Find ...

Playing a CD (In Either the DVD or CD Slot)
Insert a CD partway into the slot, label side up. The player pulls it in and the CD should begin playing. (Loading a disc into the system, depending on media type and format, ranges from five to 20 s ...