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Home >> Buick >> 2018 >> Enclave Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> DTC B2474: Navigation Display Head Backlighting Performance >> Reference Information
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Reference Information

WARNING: This page is about a different car, the 2017 GMC Acadia Limited, 2017 Chevrolet Traverse, and 2017 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Schematic Reference

Radio/Navigation System Schematics 

Connector End View Reference

COMPONENT CONNECTOR END VIEWS - INDEX

Description and Operation

Navigation System Description and Operation 

Electrical Information Reference

Scan Tool Reference

Control Module References for scan tool information