Body and Accessories

All Component Locator

• Cellular Communication Component Views

All Description and Operation

• OnStar Description and Operation

All Visual Identification

• Cellular Communication Connector End Views

Diagnostic Procedures

• Diagnostic Starting Point - Cellular Communication
• Diagnostic System Check - Cellular Communication
• OnStar Always On
• OnStar Audio Malfunction
• OnStar Battery Consumption Test
• OnStar Button LED Malfunction
• OnStar Button Malfunction
• OnStar Call Center Remote Function Requests Inoperative
• OnStar Call Center Unable to Configure OnStar (R) System
• OnStar Global Positioning System (GPS) Data Not Current or Inaccurate
• OnStar Microphone Malfuncation
• OnStar Reconfiguration
• OnStar Symptom Diagnosis
• OnStar Voice Recognition Malfunction
• Symptoms - Cellular Communication
• Unable to Contact OnStar Call Center

Diagnostic Trouble Codes

• Diagnostic Trouble Code (DTC) List
• DTC B2462
• DTC B2476
• DTC U1500

Electrical/Electronic Schematic Diagrams

• OnStar Schematics

General Diagnostic Information

• Scan Tool Data Definitions
• Scan Tool Data List

Mechanical Specifications

• Fastener Tightening Specifications

Removal, Installation, and Replacement

• Cellular and Navigation Antenna Assembly Replacement
• Mobile Telephone Antenna Coaxial Cable Replacement
• Mobile Telephone Antenna Replacement
• Mobile Telephone Microphone Replacement
• Navigation Antenna Coaxial Cable Replacement
• Navigation Antenna Replacement
• OnStar Button Assembly Replacement
• OnStar Vehicle Communication Unit Replacement
• OnStar Vehicle Interface Unit Replacement
• Vehicle Locating Antenna Ground Plate Replacement