See also:

Engine Oil Life System
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, engin ...

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to the v ...

Windshield Washer
Pull the windshield wiper lever toward you to spray windshield washer fluid and activate the wipers. The washer and wipers will continue until the lever is released or the maximum wash time i ...