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:
Voice Recognition
The voice recognition system uses
commands to control the system
and dial phone numbers.
Noise: The system may not
recognize voice commands if there
is too much background noise.
When to Spe ...
Daytime Running Lamps (DRL)
Daytime Running Lamps (DRL) can make it easier for others to see the front of
your vehicle during the day. Fully functional daytime running lamps are required
on all vehicles first sold in Canada. ...
Playing a CD or DVD-A Disc
Press the MEM/DVD/AUX button if
there is a disc in the player.
It begins playing.
Information about the disc and
current track is shown on the
display depending on the data
stored.
Selectin ...