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:
Lighting
Select the Lighting menu and the following will be displayed:
- Vehicle Locator Lights
- Exit Lighting ...
If a Tire Goes Flat
It is unusual for a tire to blow out
while driving, especially if the tires
are maintained properly. See Tires. If air goes out of a
tire, it is much more likely to leak
out slowly. But if the ...
Rear Vision Camera Location
The camera is located above the
license plate.
The area displayed by the camera is
limited and does not display objects
that are close to either corner or
under the bumper. The area
displ ...