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 the battery is discharged or disconnected.
See also:
Auto Wipe in Reverse Gear
When on, and the front windshield wipers are on, the rear window wiper will
turn on automatically when the vehicle is shifted into R (Reverse).
Press the MENU/SELECT knob when Auto Wipe in Reverse ...
Reporting Safety Defects to the United States Government
If you believe that your vehicle has a defect which could cause a crash or could
cause injury or death, you should immediately inform the National Highway Traffic
Safety Administration (NHTSA) in ...
Overview
A longtime symbol of Cadillac luxury, the DeVille takes on new life as the
DTS for 2006. From its Cadillac-signature exterior styling and luxurious
interior to its powerful, refined ride character ...