See also:

Setting Preset Stations
Up to 30 stations (six FM1, six FM2, and six AM, six XM1 and six XM2 (if equipped), can be programed on the six numbered pushbuttons, by performing the following steps: 1. Turn the radio on. 2. ...

Underbody Maintenance
Use plain water to flush dirt and debris from the vehicle's underbody. Your dealer or an underbody car washing system can do this. If not removed, rust and corrosion can develop. ...

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 ...