See also:

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 ...

Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...

STABILITRAK COMPETITIVE MODE
This message displays when the Competitive Driving Mode is selected. When in this mode, the Traction Control System (TCS) will not be operating and the TCS/StabiliTrak warning light will t ...