OnStar®
Keys and LocksTire Designations
Tire Size
The following is an example of a typical passenger vehicle tire size.
(1) Passenger (P-Metric) Tire: The United States version of a metric tire sizing
system. The letter P as the first character in the tire size means a passenger vehicle
tire engineered to standards set by the U. ...
System Settings
Configuring the Number of Favorite Pages
Up to six favorite pages can be saved, and each page can store up to six radio
stations.
To configure the number of available favorite pages:
Press the CONFIG button.
Select Radio Settings.
Select Radio Favorites.
Select the number of available ...
Ignition Positions
The ignition switch has four different positions.
The uplevel key must be fully extended to start the vehicle.
To shift out of P (Park), the ignition must be in ON/RUN and the regular brake
pedal applied.
1 (STOPPING THE ENGINE/LOCK/ OFF): When the vehicle is stopped, turn the ignition
sw ...