OnStar Services

See also:

Cellular Phone Usage
Cellular phone usage may cause interference with the vehicle's radio. This interference may occur when making or receiving phone calls, charging the phone's battery, or simply having the phone on. Th ...

When to Change Engine Oil
This vehicle has a computer system that indicates when to change the engine oil and filter. This is based on a combination of factors which include engine revolutions, engine temperature, and miles dr ...

AM-FM Radio and AM-FM Radio with CD Player
To set the clock: 1. Turn the ignition key to ACC/ ACCESSORY or ON/RUN, then press the button to turn the radio on. 2. Press the button until the hour numbers begin to flash, then turn the knob t ...