See also:

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 v ...

Preprogrammed Playlists
Preprogrammed playlists created using WinAmp™, MusicMatch™, or Real Jukebox™ software can be accessed, however they cannot be edited using the radio. These playlists are special folders co ...

Hydraulic Power Steering
Your vehicle has hydraulic power steering. It may require maintenance. See Power Steering Fluid Power Steering Fluid  . If power steering assist is lost because the engine stops or the power s ...