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:
Storing Button Memory Positions
To save positions into Button Memory:
1. Adjust the driver seat, seatback recliner, both outside mirrors, and
adjustable pedals, if available, to the desired driving positions.
2. Press and hold ...
Lighting
Select the Lighting menu and the following will be displayed:
- Vehicle Locator Lights
- Exit Lighting ...
Windshield Washer
Pull the windshield wiper lever toward you to spray windshield washer fluid
and activate the wipers. The wipers will continue until the lever is released
or the maximum wash time is reached.
When ...