OnStar Overview
EmergencyBrake System Warning Light
The vehicle brake system consists of two hydraulic circuits. If one circuit is
not working, the remaining circuit can still work to stop the vehicle. For normal
braking performance, both circuits need to be working If the warning light comes
on, there is a brake problem. Have the brake system ...
Tire Rotation
Tires should be rotated every 12 000 km (7,500 mi). The first rotation is the
most important.
See Maintenance Schedule on page 11-3.
Tires are rotated to achieve a more uniform wear for all tires.
Anytime unusual wear is noticed, rotate the tires as soon as possible, check
for proper tire inf ...
Vehicle Alarm System
This vehicle has an anti-theft alarm system.
The security light, on the instrument panel near the windshield, indicates the
status of the system: Off: Alarm system is disarmed.
On Solid: Vehicle is secured during the delay to arm the system.
Fast Flash: Vehicle is unsecured.
A door, the ho ...