Section 9 (Cellular System, Entertainment System, And Navigation System)
WARNING: This page is about a different car, the 2015 GMC Savana 3500, 2015 GMC Savana 2500, 2015 Chevrolet Express 3500, and 2015 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: Audio Output 1-4
- 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 B125C: Satellite Antenna 1
- DTC B2455: Cellular Phone Microphone
- DTC B2462: Global Positioning System (without UE1)
- DTC B2462: Global Positioning System (UE1)
- DTC B2470: Cellular Phone Antenna
- DTC B2476 or B2482: Cellular Phone Select Service Switch
- Symptoms
- Auxiliary Audio Input Malfunction
- Bluetooth Malfunction
- Digital Radio Poor or No Reception (with UYS)
- 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
- Digital Radio Malfunction (without UYS)
- OnStar Microphone Malfunction
- Navigation System - Voice Recognition Malfunction
- OnStar Audio Malfunction
- No Global Positioning System (GPS) Reception
- 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: Audio Output 1-4
- 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 Replacement
- Digital Radio Receiver Replacement
- Navigation Signal Splitter Replacement
- Fixed Antenna Mast Replacement
- Digital Radio, Mobile Telephone, and Vehicle Location Base Replacement
- Antenna Cable Replacement
- Radio Antenna Cable Extension Cable Replacement
- USB Receptacle Replacement
- Radio Front Side Door Speaker Replacement
- Radio Rear Speaker Replacement
- Radio Rear Side Door Speaker Replacement
- Description and Operation
- Navigation System Description and Operation
- OnStar Description and Operation
- Notes
- 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
- Back-up Battery (If Equipped)
- Audio System Interface
- OnStar® Sleep Cycle
- Features
- Deactivated OnStar® Accounts
- OnStar® Cellular, GPS, and Diagnostic Limitations
- Mobile Identification Number and Mobile Directory Number
- Operation of the OnStar® Speech Recognition Systems
- 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)
- Special Tools and Equipment