Reference Information

Schematic Reference

Immobilizer Wiring Schematics (Buick) , or Immobilizer Wiring Schematics (Chevrolet) 

Connector End View Reference

Master Electrical Component List (Buick) , or Master Electrical Component List (Chevrolet) , or Component Connector End Views - Index (Buick) , or Component Connector End Views - Index (Chevrolet)

Description and Operation

Immobilizer Description and Operation 

Electrical Information Reference

• Circuit Testing
• Connector Repairs
• Testing for Intermittent Conditions and Poor Connections
• Wiring Repairs

Scan Tool Reference

Control Module References for scan tool information