Safety Warning
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 MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.3 T, 4L60E/M30REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1219 (CELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEM)
2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30
Section 1219 (Cellular System, Entertainment System, And Navigation System)
2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30SECTION Section 1219 (Cellular System, Entertainment System, And Navigation System)
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Diagnostic Information and Procedures
- Diagnostic Code Index
- Diagnostic Starting Point - Cellular, Entertainment, and Navigation
- DTC B0000
- DTC B1024
- DTC B1025, B1035, B1045, or B1055
- 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
- DTC B1289
- DTC B2455
- DTC B2462
- DTC B2470
- DTC B2474
- DTC B2476 or B2482
- DTC B2483 or B2484
- Symptoms - Cellular Communication
- Symptoms - Entertainment
- Symptoms - Navigation Systems
- Audio System Troubleshooting Hints
- Video Entertainment System Troubleshooting Hints
- Digital Radio Malfunction
- 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
- OnStar Button LED Inoperative
- OnStar Call Center Remote Function Requests Inoperative
- OnStar One or More Buttons Inoperative
- OnStar Reconfiguration (with TIS 2 Web 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
- Speaker Replacement Reference
- Speaker Malfunction
- 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
- 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
- Radio Antenna Replacement
- Global Positioning System (GPS) Antenna Replacement
- Radio Antenna Cable Extension Cable Replacement (with RPO SLT)
- Radio Antenna Cable Extension Cable Replacement (without 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
- Front Upper Speaker Replacement
- Radio Front Side Door Speaker Replacement
- Radio Front Floor Console Speaker Replacement
- Radio Rear Side Door Speaker Replacement (Crew Cab)
- Radio Rear Side Door Speaker Replacement (Extended Cab)
- Rear Pillar Speaker Replacement
- Description and Operation
- Navigation System Description and Operation
- OnStar Description and Operation
- Notes
- New Features
- 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.