Cellular System, Entertainment System, And Navigation System
- Specifications
- Schematic Wiring Diagrams
- Radio/Navigation System Wiring Schematics
- Power, Ground, Serial Data and Antennas
- Power, Ground, Antennas, and Serial Data CZ2
- Amplifier Inputs (UQA) (Except CZ2)
- Amplifier Inputs (UQS) (1 of 2) (CZ2)
- Amplifier Inputs (UQS) (2 of 2) (CZ2)
- Speakers (U65) (Except CZ2)
- Speakers (U65) (CZ2)
- Speakers (UQA) (Except CZ2)
- Speakers (UQS) (CZ2)
- Auxiliary Inputs (KTA) (Except CZ2)
- Auxiliary Inputs (without KTA) (Except CZ2)
- Controls and Display (Except CZ2)
- Navigation System (UYT) (CZ2)
- Auxiliary Audio Input (CZ2)
- Radio Controls (CZ2)
- Info Display (without UAG) (CZ2)
- OnStar/Telematics Wiring Schematics
- Cellular Telephone Wiring Schematics
- Radio/Navigation System Wiring Schematics
- Diagnostic Information and Procedures
- Diagnostic Code Index
- DTC B0997: Auxiliary Electronic Control Unit
- DTC B1024 (Human Machine Interface Control Module): Circuit Board Temperature Sensor
- DTC B1024 (Audio Amplifier): Circuit Board Temperature Sensor Above Maximum Threshold
- DTC B1025-B1135 (UQA): Audio Output 1-7 Circuits
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Diagnostic Aids
- 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 B1025-B1135 (U65): Audio Output Circuit
- 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
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B124F: Universal Serial Bus (USB) Programming
- DTC B124B: USB 1 Circuit
- DTC B124C: USB 2 Circuit
- DTC B125A: Antenna Signal Circuit
- 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
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC B125C: Satellite Antenna Circuit
- 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 B1271: Theft Protection Active
- DTC B127E: Front Video Display Output Signal
- DTC B12A7: Optical Media Drive
- DTC B12A8: Optical Media Drive Theft Locked
- DTC B1446 or B1447: Backup Power Source
- DTC B2455: Cellular Phone Microphone
- DTC B2462: Global Positioning System Signal
- DTC B2470: Cellular Phone Antenna
- DTC B2476 or B2482: Cellular Phone Select Service Switch
- 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 B2485: Wireless Communication (BT) Antenna
- Symptoms - Cellular Communication
- Symptoms - Entertainment
- Application Malfunction
- Auxiliary Audio Input Malfunction
- Bluetooth Malfunction (OnStar)
- Bluetooth Malfunction
- Digital Radio Poor or No Reception
- 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 Microphone Malfunction
- OnStar Audio Malfunction
- No Global Positioning System (GPS) Reception
- OnStar Button LED Malfunction
- OnStar Call Center Remote Function Requests Malfunction
- OnStar Button Malfunction
- 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
- OnStar Steering Wheel Control Functions Malfunction
- Radio Poor Reception
- 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
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- Speaker Replacement Reference
- Speaker Malfunction (U65)
- Speaker Malfunction (UQA)
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Diagnostic Aids
- 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
- Unable to Contact OnStar Call Center
- OnStar Voice Recognition Malfunction
- Voice Recognition Malfunction
- Repair Instructions
- Mobile Telephone Microphone Replacement
- Human Machine Interface Control Module Replacement
- Communication Interface Module Replacement
- Communication Interface Module Battery Replacement
- Communication Interface Module Bracket Replacement
- Radio Replacement
- Radio Control Assembly Replacement
- Audio Disc Player, USB, Auxiliary In, and Memory Card Receptacle Replacement
- Radio Speaker Amplifier Replacement
- Multimedia Player Interface Module Replacement
- Navigation Signal Splitter Replacement
- Radio Antenna Base Replacement
- Radio Antenna Amplifier Replacement
- Audio Multifunction Control Replacement
- Radio Rear Speaker Grille Replacement
- Radio Front Speaker Replacement
- Radio Front Side Door Upper Speaker Replacement
- Radio Front Side Door Speaker Replacement
- Radio Control Switch Replacement (Grand Sport)
- Radio Control Switch Replacement (Except Grand Sport)
- Radio Rear Side Door Speaker Replacement
- Radio Rear Compartment Speaker Replacement
- 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
- Data Communications
- Remote Radio Receiver
- Human Machine Interface Control Module
- Media Disc Player
- Audio Amplifier (If equipped)
- Speaker Operation
- Infotainment Controls and Display
- Antenna System
- Radio Reception
- Theft Deterrent
- Bluetooth ® (If equipped)
- Applications (If equipped)
- Auxiliary Audio Input Jack (If equipped)
- USB Port and SD Card Reader
- Navigation System Components and Features (if equipped)
- Valet Mode
- OnStar ® (If equipped)
- Steering Wheel Controls (If equipped)
- Auto Volume Control
- OnStar Description and Operation
- Special Tools and Equipment