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:
Easy Exit Positions
This feature can move the driver seat rearward and the power steering column
up and forward to allow extra room to exit the vehicle.
(Easy Exit Positions): Press to recall
the easy exit positions ...
Compass
The vehicle may have a compass in
the Driver Information Center (DIC). ...
Shoulder Belt Height Adjuster
The vehicle has a shoulder belt height adjuster for the driver and right
front passenger seating positions.
Adjust the height so that the shoulder portion of the belt is on the
shoulder and not f ...