OnStar Description and Operation (UE1 with IOB/IO6)
This OnStar system consists of the following components:
Telematics communication interface control module
OnStar three button assembly
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DTC B0997
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
appro
HVAC COMPONENT REPLACEMENT REFERENCE
DTC B0163
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview
DISC BRAKE SYSTEM DESCRIPTION AND OPERATION
System Component Description
The measurement used to identify the brake system indicates the minimum wheel
size that must be
installed. For example: If a 16 inch brake system is identified, the smallest
wheel that can be installed is a
16 inch wheel.
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