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
vehicle is equipped with the Tire
Pressure Monitoring System. If a
diagnostics check is needed
between e-mails, push 
, and
an Advisor can run a check.
See also:
Portable Audio Devices
Some vehicles have a 3.5 mm
(1/8 in) auxiliary input and a USB
port located in the center console.
External devices such as iPods®
laptop computers, MP3 players,
CD changers, and USB drives m ...
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 ...
Center Console Storage
The center console has an upper
and lower storage area. To access,
lift the levers on either side of the
center console. There is an
additional storage area behind the
center console. To a ...