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:
Center Console Storage
If the vehicle has a full floor console it has two storage
areas. Lift the left lever located in the front of the armrest
lid to access the upper storage tray. Lift the right lever to
access the ...
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 ...
Park Tilt Mirrors
If the vehicle is equipped with
memory mirrors, there is an option
to have the mirrors tilt down, when
in R (Reverse), to more easily see
the ground near the vehicle.
When the vehicle is shif ...