Reactivation for Subsequent Owners
Push 
and follow the prompts to
speak to an Advisor as soon as
possible after acquiring the vehicle.
The Advisor will update vehicle records and will explain the OnStar service offers and options available.
See also:
Windshield Washer Fluid
What to Use
When the vehicle needs windshield washer fluid, be
sure to read the manufacturer’s instructions before use.
If the vehicle will be operating in an area where the
temperature may fa ...
Power Windows
Power Windows
Press the switch to lower the
window. Pull the switch up to
raise it.
The switches work when the ignition
is in ON/RUN or ACC/ACCESSORY, or in Retained
Accessory Power (RAP). ...
Uniform Tire Quality Grading
Quality grades can be found where applicable on the tire sidewall between tread
shoulder and maximum section width. For example: ...