Cellular Communication
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information & Procedures
- Diagnostic Starting Point - Cellular Communication
- Diagnostic System Check - Cellular Communication
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC B2455: Cellular Microphone Signal Circuit
- DTC B2470: VCIM Does Not Detect The Presence Of The Cellular Antenna
- DTC B2476: Keypad Supply Voltage Circuit
- DTC B2482: Button Is Depressed Or Stuck
- DTC B2483 OR B2484: VCIM Does Not Detect A Navigation Signal
- DTC U1500: VCIM Detects An Internal Communication Malfunction
- ONSTAR® Symptom Diagnosis
- Symptoms - Cellular Communication
- ONSTAR® One Or More Buttons Inoperative
- ONSTAR® Call Center Remote Function Requests Inoperative
- Unable To Contact ONSTAR® Call Center
- Microphone Inoperative - Caller Cannot Be Heard
- Voice Recognition Inoperative
- ONSTAR® Steering Wheel Control Functions Inoperative
- ONSTAR® Button Led Inoperative
- No (Or Noisy) ONSTAR® Audio
- Global Positioning System (GPS) Data Not Current Or Inaccurate
- Repair Instructions
- Description & Operation
- ONSTAR® Description & Operation
- Notes
- Vehicle Communication Interface Module (VCIM)
- OnStar® Button Assembly
- OnStar® Microphone
- Cellular and Navigation Antennas
- OnStar® Sleep Cycle
- Deactivated OnStar® Accounts
- OnStar® Reconfiguration Procedure
- OnStar® Cellular, GPS, and Diagnostic Limitations
- OnStar® Personal Calling
- Operation of the Hands Free Cellular Phone
- OnStar® Steering Wheel Controls
- OPC Features
- Voice Feedback
- OPC Security/System Lock
- Nametags
- Mobile Identification Number and Mobile Directory Number
- ONSTAR® Description & Operation