Section 40 (Cellular, Entertainment, And Navigation)
WARNING: This page is about a different car, the 2023 GMC Savana 3500, 2023 GMC Savana 2500, 2023 Chevrolet Express 3500, and 2023 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic Wiring Diagrams
- Diagnostic Information and Procedures
- DTC B1025, B1035, B1045, or B1055
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B1259
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B2455 (with UE1)
- DTC B2455 (without UE1)
- DTC B2462 (without UE1)
- DTC B2462 (UE1)
- Diagnostic Instructions
- DTC Descriptors
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC B2470
- DTC B2476 or B2482
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- Symptoms - Cellular Communication
- Symptoms - Entertainment
- Auxiliary Audio Input Malfunction
- Bluetooth Malfunction
- Digital Radio Malfunction
- OnStar Microphone Malfunction
- Navigation System - Voice Recognition Malfunction
- OnStar Audio Malfunction
- No Global Positioning System (GPS) Reception (without UE1)
- No Global Positioning System (GPS) Reception (UE1)
- Diagnostic Instructions
- DTC Descriptors
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- OnStar Button LED Malfunction
- OnStar Call Center Remote Function Requests Malfunction
- OnStar Button Malfunction
- OnStar Steering Wheel Control Functions Malfunction
- Radio Poor Reception
- Speaker Replacement Reference
- Speaker Malfunction
- Unable to Contact OnStar Call Center
- OnStar Voice Recognition Malfunction
- DTC B1025, B1035, B1045, or B1055
- Repair Instructions
- Mobile Telephone Microphone Replacement
- Communication Center Call Switch Replacement
- Communication Interface Module Replacement
- Communication Interface Module Bracket Replacement
- Compact Disc Care and Cleaning
- Radio Bracket Replacement
- Radio Replacement
- Digital Radio Receiver Replacement
- Navigation Signal Splitter Replacement
- Radio Antenna Replacement
- Digital Radio, Mobile Telephone, and Vehicle Location Antenna Cable Replacement
- Radio Antenna Cable Replacement
- High Frequency Antenna Replacement
- USB Receptacle Replacement
- Radio Front Side Door Speaker Replacement
- Radio Rear Speaker Replacement - Lower
- Radio Rear Speaker Replacement - Upper
- Radio Control Switch Replacement
- Instrument Panel Center Accessory Function Switch Replacement
- Description and Operation
- OnStar Description and Operation
- Notes
- OnStar Block Diagram
- Telematics Communication Interface Control Module
- OnStar® Three Button Assembly
- Secondary OnStar® Controls
- OnStar® Microphone
- Cellular and GPS Antennas
- OnStar® RemoteLink
- Compass Heading
- Bluetooth® (If Equipped)
- Bluetooth® Features Supported
- Pairing a Bluetooth® Cellular Phone to the Vehicle
- Phantom Phone Calls
- Back-up Battery (If Equipped)
- WiFi Hotspot
- Audio System Interface
- OnStar® Sleep Cycle
- Features
- Teletypewriter (TTY) Users
- Deactivated OnStar® Accounts
- OnStar® Cellular, GPS, and Diagnostic Limitations
- Mobile Identification Number and Mobile Directory Number
- Operation of the OnStar® Speech Recognition Systems
- Firmware Over The Air
- Radio/Audio System Description and Operation
- Notes
- Radio Circuit Operation
- Antenna System
- AM/FM Reception
- Speaker Operation
- Radio Data System (RDS) (If equipped)
- RDS Messages
- MP3/CD Formatting Information for MP3/CD Radios
- Integral Multi Disc CD Changer (IMDX) (If equipped)
- Radio Error Messages
- Theft Deterrent
- Steering Wheel Controls (if equipped)
- Using the Auxiliary Input Jack (if equipped)
- Speed Compensated Volume (If equipped)
- Clock
- OnStar Description and Operation
- Special Tools and Equipment