OnStar Additional Information
IntroductionRemoval Procedure
Warning: Refer to Approved Equipment for Collision Repair Warning in the
Preface section.
Warning: Refer to Collision Sectioning Warning in the Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section.
Disable the SIR System. Refer to SIR Dis ...
Brake Fluid
The brake/clutch master cylinder reservoir is filled with DOT 3 brake fluid as
indicated on the reservoir cap.
There are only two reasons why the brake fluid level in the reservoir might go
down:
• The brake fluid level goes down because of normal brake lining wear. When new
linings are in ...
Overheated Engine Protection Operating Mode
This emergency operating mode allows the vehicle to be driven to a safe place
in an emergency situation. If an overheated engine condition exists, an overheat
protection mode which alternates firing groups of cylinders helps prevent engine
damage. In this mode, a significant loss in power and ...