Cellular System, Entertainment System, And Navigation System - Diagnostic Information And Procedures
- Diagnostic Information and Procedures
- DTC B0997: Auxiliary Electronic Control Unit Performance
- DTC B1024: Circuit Board Temperature Sensor Above Maximum Threshold (Audio Amplifier)
- DTC B1024: Circuit Board Temperature Sensor (Radio)
- DTC B1024: Circuit Board Temperature Sensor (Human Machine Interface Control Module)
- DTC B1025-B1135: Left Front/Right Front Audio Output Circuit (UQ3 without NKC)
- 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 B1025-B1135: Audio Output Circuit (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
- DTC B1025-B1135: Left Front/Right Front Audio Output Circuit (UQ3 with NKC)
- 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 B123E: Radio Keypad Button Signal Circuit
- Diagnostic Instructions
- DTC Descriptor
- 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 B124B: USB 1 Circuit (IOB)
- 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
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B124B: USB 1 Circuit (IO5/IO6)
- 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
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC B124F: Universal Serial Bus (USB) Programming
- 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 B125B: Antenna 2 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 B125E: Digital Audio Broadcast (DAB) (with U2Q)
- 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 B125E: Digital Audio Broadcast (DAB) (IO6 with CW1)
- DTC B1265: Entertainment System Remote Enable Circuit (except IO6 with CW1)
- DTC B1265: Entertainment System Remote Enable Circuit (IO6 with CW1)
- DTC B1271: Theft Protection Active
- DTC B1277: Microphone 1 Input Signal Circuit (except IO6 with CW1)
- DTC B1277: Cellular Phone Microphone (IOB)
- DTC B1277: Microphone 1 Input Signal Circuit (IO6 with CW1)
- DTC B127E: Front Video Display Output Signal (IO5/IO6)
- DTC B127E: Front Video Display Output Signal Malfunction (IOB)
- DTC B12A1: Audio Control Request
- DTC B12A3: Display Control Request
- DTC B1446 or B1447: Backup Power Source
- DTC B245A: Telematics Green Indicator Circuit
- DTC B245B: Keypad Red LED Control
- DTC B245C: Telematics Audio Output circuit
- DTC B2455: Cellular Phone Microphone
- DTC B2462: Global Positioning System Signal (without UE1/UI3/CW1)
- DTC B2462: Global Positioning System Signal (CW1)
- DTC B2462: Global Positioning System (UE1/UI3)
- 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: Cellular Phone Antenna
- DTC B2476 or B2482: Cellular Phone Select Service Switch (UE1)
- 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 B2476 or B2482: Cellular Phone Select Service Switch Open (UI3)
- Symptoms - Cellular Communication
- Symptoms - Entertainment
- Application Malfunction
- Auxiliary Audio Input Malfunction (IO6 with CW1)
- Auxiliary Audio Input Malfunction (IOB)
- 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
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- Auxiliary Audio Input Malfunction (IO5/IO6)
- 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
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- Bluetooth Malfunction (IO5/IO6)
- Bluetooth Malfunction (IOB)
- 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 (without UE1/UI3/CW1)
- No Global Positioning System (GPS) Reception (CW1)
- No Global Positioning System (GPS) Reception (UE1/UI3)
- 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 (UE1)
- 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 Button Malfunction (UI3)
- OnStar Steering Wheel Control Functions Malfunction
- Radio Controls Malfunction (IOB)
- Radio Information Display Malfunction (IOB)
- Radio Information Display Malfunction (IO5/IO6)
- 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 (UQ3 without NKC)
- 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
- 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
- Speaker Malfunction (UQ3 with NKC)
- 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
- Unable to Contact OnStar Call Center
- OnStar Voice Recognition Malfunction
- Voice Recognition Malfunction (UE1)
- Voice Recognition Malfunction (without UE1 and IO6 with CW1)
- Voice Recognition Malfunction (IO6 with CW1)