Driver Information and Entertainment

All Description and Operation

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

All Special Tools and Equipment

• Special Tools

Diagnostic Procedures

• Compact Disc Inoperative
• Diagnostic Starting Point - Cellular, Entertainment, and Navigation
• Digital Radio Malfunction
• 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 Symptom Diagnosis
• OnStar Voice Recognition Malfunction
• Radio Poor Reception
• Speaker Malfunction
• Speaker Replacement Reference
• Symptoms - Cellular Communication
• Symptoms - Entertainment
• Symptoms - Navigation Systems
• Unable to Contact OnStar Call Center

Diagnostic Trouble Codes

• DTC B0001
• DTC B1259
• DTC B125A or B125B
• DTC B1271
• DTC B2455
• DTC B2461
• DTC B2462
• DTC B2464
• DTC B2465
• DTC B2466
• DTC B2468
• DTC B2470
• DTC B2474
• DTC B2476 or B2482
• DTC B2483 or B2484
• DTC U2153

Electrical/Electronic Schematic Diagrams

• OnStar Schematics
• Radio/Navigation System Schematics

Mechanical Specifications

• Fastener Tightening Specifications

Removal, Installation, and Replacement

• Antenna Cable Replacement
• Antenna Ground Plate 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
• Driver Seat Head Restraint Speaker Grille Replacement
• Driver Seat Head Restraint Speaker Replacement
• Electronic Navigation Antenna Replacement
• Mobile Telephone Microphone Replacement
• Navigation Display Module Replacement
• Passenger Seat Head Restraint Speaker Grille Replacement
• Passenger Seat Head Restraint Speaker Replacement
• Radio Antenna Module Replacement
• Radio Antenna Replacement
• Radio Front Side Door Speaker Replacement
• Radio Front Speaker Replacement
• Radio Replacement
• Radio Speaker Amplifier Replacement
• Radio Volume Compensator Interior Noise Microphone Replacement
• Remote CD Changer Replacement