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 ...
Service Vehicle Messages
SERVICE AC SYSTEM
This message displays if there is a problem with the air conditioning system.
Take the vehicle to your dealer for service.
SERVICE POWER STEERING
This message displays if there is a problem with the power steering system. Take
the vehicle to your dealer for service.
SERVICE ...
Steering Knuckle Replacement
Preliminary Procedure
Raise and support the vehicle. Refer to Lifting and Jacking the
Vehicle
Remove the wheel bearing and hub assembly. Refer to Front Wheel Bearing
and Hub Replacement.
Separate the outer tie rod end from the knuckle. Refer to Steering
Linkage Outer Tie R ...