Driver Information and Entertainment

All Component Locator

• Entertainment/Communication Component Views

All Description and Operation

• Navigation System Description and Operation
• OnStar Description and Operation
• Radio/Audio System Description and Operation

All Visual Identification

• Entertainment/Communication Connector End Views

Diagnostic Procedures

• Audio System Troubleshooting Hints
• Diagnostic Starting Point - Cellular, Entertainment, and Navigation
• Digital Radio Poor or No Reception
• Digital Radio Receiver Setup
• Navigation System - Voice Recognition Inoperative
• No Global Positioning System (GPS) Reception
• Noise Compensated Volume Malfunction
• OnStar Audio Malfunction
• OnStar Button LED Malfunction
• OnStar Button Malfunction
• OnStar Call Center Remote Function Requests Inoperative
• OnStar Global Positioning System (GPS) Data Not Current or Inaccurate
• OnStar Microphone Malfuncation
• OnStar Reconfiguration
• OnStar Symptom Diagnosis
• OnStar Voice Recognition Malfunction
• Radio Poor Reception
• Radio Setup
• Reduced Volume - One or More Speakers
• Speaker Replacement Reference
• Symptoms - Cellular Communication
• Symptoms - Entertainment
• Symptoms - Navigation Systems
• Unable to Contact OnStar Call Center

Diagnostic Trouble Codes

• DTC B0001
• DTC B1025
• DTC B125A or B125B
• DTC B1271
• DTC B2455
• DTC B2462
• DTC B2470
• DTC B2476
• DTC B2482
• DTC B2483 or B2484
• DTC U2153

Electrical/Electronic Schematic Diagrams

• Entertainment/Communication Schematic Icons
• OnStar Schematics
• Radio/Navigation System Schematics

General Diagnostic Information

• Scan Tool Data Definitions
• Scan Tool Data List
• Scan Tool Output Controls

Mechanical Specifications

• Fastener Tightening Specifications

Removal, Installation, and Replacement

• Bose Module Replacement
• Cellular and Navigation Antenna Assembly Replacement
• Communication Interface Module Replacement
• Compact Disc Care and Cleaning
• Digital Radio Antenna Cable Replacement
• Digital Radio Antenna Replacement
• Digital Radio Receiver Replacement
• Electronic Navigation Antenna Replacement
• Mobile Telephone Microphone Replacement
• Navigation Antenna Replacement
• Navigation Display Module Replacement
• Radio Antenna Module Replacement
• Radio Front Side Door Speaker Grille Replacement
• Radio Front Side Door Speaker Replacement
• Radio Front Speaker Replacement
• Radio Rear Speaker Replacement
• Radio Replacement
• Radio Volume Compensator Interior Noise Microphone Replacement