See also:

Compressed Audio or Mixed Mode Discs
The radio plays discs that contain both uncompressed CD audio and MP3/WMA files depending on which slot the disc is loaded into. The DVD Player only reads uncompressed audio and ignores MP3/WMA files ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the vehic ...

Driving on Hills
Driving safely on hills requires good judgment and an understanding of what the vehicle can and cannot do. WARNING Many hills are simply too steep for any vehicle. Driving up hills can cause the ...