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Home >> GMC >> 2013 >> Sierra 1500 XFE >> Repair and Diagnosis >> External Pages >> Different car >> Section 2558 (Data Communication System) >> Diagnostic Information and Procedures >> DTC U0077: Control Module Communication Chassis Expansion CAN Bus >> Reference Information
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Reference Information

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 GMC Sierra 3500 HD, 2015 GMC Sierra 2500 HD, 2015 GMC Sierra 1500, 2015 Chevrolet Silverado 3500 HD, and 2015 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

Schematic Reference

Connector End View Reference

COMPONENT CONNECTOR END VIEWS - INDEX

Description and Operation

Data Link Communications Description and Operation 

Electrical Information Reference

Scan Tool Reference

Control Module References for scan tool information