See also:

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 ...

Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be heard when dri ...

Repeat Functionality
To use Repeat: Press the softkey below or to select between Repeat All and Repeat Track. (Repeat All): Press the softkey below to repeat all tracks. The tab appears lowered when Repeat All is b ...