See also:

Using the Delete All Name Tags Command
The delete all name tags command deletes all stored phone book name tags and route name tags for OnStar (if present). To use the delete all name tags command: 1. Press and hold for two seconds. ...

Climate Controls
A. Fan Control B. Temperature Control C. Air Delivery Mode Control D. Air Recirculation E. Air Conditioning F. Rear Window Defogger This system allows the driver and passenger to control t ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...