See also:

How the System Works
URPA comes on automatically when the shift lever is moved into R (Reverse). A single tone sounds to indicate the system is working. URPA operates only at speeds less than 8 km/h (5 mph). An obstacle ...

Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if ...

Power Mirrors
Vehicles with outside power mirrors have controls located on the driver door. To adjust each mirror: 1. Press (A) or (B) to select the driver or passenger side mirror. 2. Press the arrows on the ...