Reference Information

Schematic Reference

Data Communication Wiring Schematics (Chevrolet)Data Communication Wiring Schematics (Buick)

Connector End View Reference

COMPONENT CONNECTOR END VIEWS - INDEX (ENCORE)COMPONENT CONNECTOR END VIEWS - INDEX (TRAX)

Master Electrical Component List (Buick)Master Electrical Component List (Chevrolet)

Description and Operation

Data Link Communications Description and Operation

Electrical Information Reference

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

Scan Tool References

Control Module References for scan tool information