Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.
See also:
Airbag System Messages
SERVICE AIRBAG
This message displays if there is a problem with the airbag system.
Take the vehicle to your dealer for service. ...
Tire Designations
Tire Size
The following is an example of a typical passenger vehicle tire size.
(A) Passenger (P—Metric) Tire:
The United States version of a metric tire sizing system.
The letter P as ...
Compass
Your vehicle may have a compass in the Driver Information Center (DIC).
Compass Zone
The zone is set to zone eight upon leaving the factory. Your dealer will set
the correct zone for your location ...