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 MANUALSCHEVROLET2003AVALANCHE 1500 2WD V8-5.3L VIN TREPAIR AND DIAGNOSISTECHNICAL SERVICE BULLETINSALL TECHNICAL SERVICE BULLETINSONSTAR(R) - PROGRAMMING REPLACEMENT MODULES
2003 Chevrolet Avalanche 1500 2WD V8-5.3L VIN T
OnStar(R) - Programming Replacement Modules
2003 Chevrolet Avalanche 1500 2WD V8-5.3L VIN TSECTION OnStar(R) - Programming Replacement Modules
Bulletin No.: 01-08-46-002D
Date: November 01, 2005
INFORMATION
Subject:
Programming of Replacement OnStar(R) Vehicle Communication and Interface Modules (VCIM)
Models:
2002-2003 Buick Century, LeSabre, Regal
2003 Buick Rendezvous
2002-2003 Cadillac DeVille, Seville
2003 Cadillac CTS
2002-2003 Chevrolet Impala, Monte Carlo
2003 Chevrolet Cavalier, Venture
2002 Oldsmobile Intrigue
2002-2003 Oldsmobile Aurora
2003 Oldsmobile Silhouette
2002-2003 Pontiac Bonneville
2003 Pontiac Aztek, Montana, Sunfire
2004 Pontiac Grand Prix
2003 Cadillac Escalade, Escalade ESV, Escalade EXT
2002-2003 Chevrolet TrailBlazer, TrailBlazer EXT
2003 Chevrolet Avalanche, Express, Silverado, Suburban, Tahoe
2002-2003 GMC Envoy, Envoy XL
2003 GMC Savana, Sierra, Yukon, Yukon XL
2002-2003 Oldsmobile Bravada
2003 HUMMER H2
with Generation 4 or Generation 5 OnStar(R) System
Supercede:
This bulletin is being issued to cancel Corporate Bulletin Number 01-08-46-002C. Please discard Corporate Bulletin Number 01-08-46-002C (Section 08 - Body and Accessories).
This bulletin is being issued to cancel Corporate Bulletin Number 01-08-46-002C. Refer to Communication Interface Module (VCIM) Replacement in Service Information (SI) for programming procedures.
Disclaimer
Date: November 01, 2005
INFORMATION
Subject:
Programming of Replacement OnStar(R) Vehicle Communication and Interface Modules (VCIM)
Models:
2002-2003 Buick Century, LeSabre, Regal
2003 Buick Rendezvous
2002-2003 Cadillac DeVille, Seville
2003 Cadillac CTS
2002-2003 Chevrolet Impala, Monte Carlo
2003 Chevrolet Cavalier, Venture
2002 Oldsmobile Intrigue
2002-2003 Oldsmobile Aurora
2003 Oldsmobile Silhouette
2002-2003 Pontiac Bonneville
2003 Pontiac Aztek, Montana, Sunfire
2004 Pontiac Grand Prix
2003 Cadillac Escalade, Escalade ESV, Escalade EXT
2002-2003 Chevrolet TrailBlazer, TrailBlazer EXT
2003 Chevrolet Avalanche, Express, Silverado, Suburban, Tahoe
2002-2003 GMC Envoy, Envoy XL
2003 GMC Savana, Sierra, Yukon, Yukon XL
2002-2003 Oldsmobile Bravada
2003 HUMMER H2
with Generation 4 or Generation 5 OnStar(R) System
Supercede:
This bulletin is being issued to cancel Corporate Bulletin Number 01-08-46-002C. Please discard Corporate Bulletin Number 01-08-46-002C (Section 08 - Body and Accessories).
This bulletin is being issued to cancel Corporate Bulletin Number 01-08-46-002C. Refer to Communication Interface Module (VCIM) Replacement in Service Information (SI) for programming procedures.
Disclaimer
RENDER: 1.0x
NO RELATED
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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.