Reference Information

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

Schematic Reference

Radio/Navigation System Schematics (IOB) Radio/Navigation System Schematics (IO5/IO6)

Connector End View Reference

COMPONENT CONNECTOR END VIEWS - INDEX

Description and Operation

Radio/Audio System Description and Operation (IO5/IO6) Radio/Audio System Description and Operation (IOB)

Electrical Information Reference

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

Special Tools

EL-48028 Digital Radio Test Antenna