See also:

Programming the Power Windows
If the vehicle battery has been recharged, disconnected or not working, the front power windows will need to be reprogrammed for the express-up feature to work. Before reprogramming, replace ...

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 ...

Vehicle Locator Lights
This allows the vehicle locator lights to be turned on or off. Press the MENU/SELECT knob when Vehicle Locator Lights is highlighted. Turn the knob to select On or Off. Press the knob to confirm a ...