See also:

Audio Steering Wheel Controls
If your vehicle has this feature, some audio functions can be adjusted at the steering wheel. They include the following: (OnStar®/Mute): If your vehicle has OnStar, press this button to i ...

Engine Oil Additives
Do not add anything to the oil. The recommended oils with the starburst symbol that meet GM Standard GM6094M are all you will need for good performance and engine protection. ...

Rear Seat Entertainment System
Your vehicle may have a DVD Rear Seat Entertainment (RSE) system. The RSE system includes a DVD player, a video display screen, two sets of wireless headphones, and a remote control. ...