Cellular System, Entertainment System, And Navigation System - Diagnostic Information And Procedures
- Diagnostic Information and Procedures
- DTC B0997: Auxiliary Electronic Control Unit Performance
- DTC B1024 (Audio Amplifier): Circuit Board Temperature Sensor Above Maximum Threshold
- DTC B1024 (Human Machine Interface Control Module): Circuit Board Temperature Sensor
- DTC B1025-B1135: Audio Output Circuit
- 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 B124F: Universal Serial Bus (USB) Programming
- DTC B124B: USB 1 Circuit
- 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 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
- 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 (except UY4 with CW1): Digital Audio Broadcast (DAB) Circuit
- DTC B125E (UY4 with CW1): Digital Audio Broadcast (DAB)
- DTC B1265: Entertainment System Remote Enable Circuit
- DTC B1271: Theft Protection Active
- DTC B1277 (except IO6 with CW1): Microphone 1 Input Signal Circuit
- DTC B1277 (IO6 with CW1): Microphone 1 Input Signal Circuit
- DTC B127A: Auxiliary Video Input Signal Circuit Open Circuit
- DTC B127E: Front Video Display Output Signal
- DTC B1280: Rear Seat Entertainment Input Signal Circuit Signal Amplitude < Minimum
- 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 B12A1: Audio Control Request Circuit
- DTC B12A3: Display Control Request Circuit
- DTC B12A7: Optical Media Drive
- DTC B12A8: Optical Media Drive Theft Locked
- DTC B2455: Cellualr Phone Microphone Circuit
- DTC B2462 (without EF7 or Z49): Global Positioning System Signal
- DTC B2462 (with EF7 or Z49): Global Positioning System
- 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 B2462 (UY4 with CW1): Global Positioning System Signal
- DTC B2470 (without EF7 or Z49): Cellular Phone Antenna Circuit Malfunction
- DTC B2470 (with EF7 or Z49): Cellular Phone Antenna Circuit Malfunction
- 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
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- Symptoms - Cellular Communication
- Symptoms - Entertainment
- Application Malfunction
- Audio/Video Player Adapter - Audio or Video Malfunction
- Auxiliary Audio Input Malfunction (except UY4 with CW1)
- Auxiliary Audio Input Malfunction (UY4 with CW1)
- Bluetooth Malfunction
- Eject Malfunction (with UWG)
- Eject Malfunction (without UWG)
- Digital Radio Poor or No Reception (U2K/U2M)
- 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 Poor or No Reception (U2Q)
- Digital Radio Poor or No Reception (UY4 with CW1)
- OnStar Microphone Malfunction
- Media Disc Player Malfunction (without UWG)
- Media Disc Player Malfunction (with UWG)
- OnStar Audio Malfunction
- No Global Positioning System (GPS) Reception (without EF7 or Z49)
- No Global Positioning System (GPS) Reception (with EF7 or Z49)
- 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
- No Global Positioning System (GPS) Reception (with UY4 & CW1)
- OnStar Button LED Malfunction (without DRC or DRG)
- OnStar Button LED Malfunction (with DRC or DRG)
- 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 Information Display 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
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- Speaker Replacement Reference
- Speaker Malfunction
- 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 (without EF7 or Z49)
- Unable to Contact OnStar Call Center (with EF7 or Z49)
- Video Display Malfunction
- 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
- Video Entertainment System Remote Control Malfunction
- Video Entertainment System Wireless Headphone Malfunction
- OnStar Voice Recognition Malfunction
- Voice Recognition Malfunction (except IO6 with CW1)
- Voice Recognition Malfunction (IO6 with CW1)