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DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2007SUBURBAN C1500, 5.3 0REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 913 (CELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEM)
2007 Chevrolet Suburban C1500, 5.3 0
Section 913 (Cellular System, Entertainment System, And Navigation System)
2007 Chevrolet Suburban C1500, 5.3 0SECTION Section 913 (Cellular System, Entertainment System, And Navigation System)
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Entertainment/Communication Component Views
- Entertainment/Communication Connectors
- Audio Amplifier X1 (UQA -Y91)
- Audio Amplifier 1 (UQA +Y91)
- Audio Amplifier X2 (UQA)
- Audio Amplifier X3 (UQA)
- Audio/Video Adapter (U42)
- Cellular Microphone (UE1/U3U/UVB)
- Digital Radio Receiver (U2K)
- Infrared Module (U42)
- Noise Compensation Microphone (UQA +Y91)
- Radio X1
- Radio X2 (Y91)
- Radio X2 (-Y91)
- Radio X3 (U42)
- Radio X4 (U3U/UVB)
- Rear Seat Audio (RSA) Controller X1 (UK6)
- Rear Seat Audio (RSA) Controller X2 (UK6)
- Speaker - Center (UQA +Y91)
- Speaker - Left Front (UQ5)
- Speaker - Left Front (UQ3)
- Speaker - Left Front (UQA)
- Speaker - Left Front Tweeter (UQ3/UQA)
- Speaker - Left Rear (Regular Cab)
- Speaker - Left Rear Door (Extended Cab/Crew Cab +UQ3/UQ5)
- Speaker - Left Rear Door (Extended Cab/Crew Cab +UQA)
- Speaker - Right Front (UQ5)
- Speaker - Right Front (UQ3)
- Speaker - Right Front (UQA)
- Speaker - Right Front Tweeter (UQ3/UQA)
- Speaker - Right Rear (Regular Cab)
- Speaker - Right Rear Door (Extended Cab/Crew Cab +UQ3/UQ5)
- Speaker - Right Rear Door (Extended Cab/Crew Cab +UQA)
- Speaker - Subwoofer (UQA)
- Vehicle Communication Interface Module (VCIM) X1 (UE1)
- Vehicle Communication Interface Module (VCIM) X2 (UE1)
- Vehicle Communication Interface Module (VCIM) X3 (UE1 +U3U/UVB)
- Video Display (U42)
- Diagnostic Information and Procedures
- Diagnostic Code Index
- Diagnostic Starting Point - Cellular, Entertainment, and Navigation
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- DTC B0000
- DTC B1001
- DTC B1024 (With Bose Amplifier)
- DTC B1025-B1095
- 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 Procedures
- DTC B1259
- DTC B1287
- 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 Procedures
- DTC B1288
- 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 Procedures
- DTC B1289
- 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 Procedures
- DTC B2455
- DTC B2462
- DTC B2470
- DTC B2474
- DTC B2476
- DTC B2482
- DTC B2483 or B2484
- Symptoms - Cellular Communication
- Symptoms - Entertainment
- Audio System Troubleshooting Hints
- Audio Distortion - One or More Speakers
- Digital Radio Poor or No Reception
- Digital Radio Receiver Setup
- OnStar Global Positioning System (GPS) Data Not Current or Inaccurate
- OnStar Microphone Inoperative - Caller Cannot Be Heard
- Navigation System - Voice Recognition Inoperative
- No (or Noisy) OnStar Audio
- No Global Positioning System (GPS) Reception
- Noise Compensated Volume Inoperative
- OnStar Button LED Inoperative
- OnStar Call Center Remote Function Requests Inoperative
- OnStar One or More Buttons Inoperative
- OnStar Reconfiguration (without TIS2web Gen 3 and prior)
- OnStar Reconfiguration (with TIS2web Gen 4 and later)
- OnStar Steering Wheel Control Functions Inoperative
- OnStar Symptom Diagnosis
- Radio Audio Inoperative at Rear Seat Audio (RSA) Control
- Radio Controls Inoperative - Rear Seat
- Radio Displays CAL or CAL ERR
- Radio Displays LOC, LOCKED, or CODE
- Radio Poor Reception
- Radio Setup
- Reduced Volume - One or More Speakers
- Speaker Replacement Reference
- Speakers Inoperative - All
- Speakers Inoperative - One or More (With Amplifier)
- Speakers Inoperative - One or More (Without Amplifier)
- Unable to Contact OnStar Call Center
- Video Display is Poor or Blank
- Video Entertainment System Inoperative
- Video Entertainment System Remote Control Inoperative
- Video Entertainment System Wireless Headphone Inoperative
- OnStar Voice Recognition Inoperative
- Repair Instructions
- Mobile Telephone Microphone Replacement
- Communication Interface Module Replacement (without RPO SLT)
- Communication Interface Module Replacement (with RPO SLT)
- Radio Replacement (without RPO SLT)
- Radio Replacement (with RPO SLT)
- Digital Radio Receiver Replacement
- Radio Speaker Amplifier Replacement
- Mobile Telephone Digital Antenna Replacement
- Fixed Antenna Replacement
- Global Positioning System (GPS) Antenna Replacement
- Radio Antenna Cable Extension Cable Replacement (without RPO SLT)
- Radio Antenna Cable Extension Cable Replacement (with RPO SLT)
- Mobile Telephone and Navigation Antenna Coaxial Cable Replacement
- Audio System Transceiver Module Replacement
- Video Display Replacement (Second Row)
- Rear Seat Audio Control Replacement
- Radio Front Speaker Grille Replacement
- Radio Front Speaker Replacement
- Radio Front Side Door Speaker Replacement
- Radio Front Floor Console Speaker Replacement
- Front Upper Speaker Replacement
- Radio Rear Side Door Speaker Replacement (Extended Cab)
- Radio Rear Side Door Speaker Replacement (Crew Cab)
- Rear Pillar Speaker Replacement
- Description and Operation
- Navigation System Description and Operation
- OnStar Description and Operation
- Notes
- Vehicle Communication Interface Module (VCIM)
- OnStar® Button Assembly
- OnStar® Microphone
- Cellular and Navigation Antennas
- OnStar® Sleep Cycle
- Deactivated OnStar® Accounts
- OnStar® Reconfiguration Procedure
- OnStar® Cellular, GPS, and Diagnostic Limitations
- OnStar® Personal Calling
- Operation of the Hands Free Cellular Phone
- OnStar® Steering Wheel Controls
- OPC Features
- Voice Feedback
- OPC Security/System Lock
- Nametags
- Mobile Identification Number and Mobile Directory Number
- Placing a Call
- Operation of the OnStar® Speech Recognition Systems
- Radio/Audio System Description and Operation
- Video Entertainment System Description and Operation
- Special Tools and Equipment
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.