March 31, 2015 Service bulletin

This informational bulletin provides information to dealership personnel on upgrading certain OnStar...

Chevrolet technical service bulletin 05-08-46-006T for 2004-2005 Chevrolet Malibu, 2001-2004 Chevrolet Impala and 2003-2004 Chevrolet Tahoe and others.

Bulletin number: 05-08-46-006T
Component: Electrical system
Summary: This informational bulletin provides information to dealership personnel on upgrading certain OnStar Analog/Digital-Ready Systems to OnStar Generation 6 Digital-Capable System.

Owners of these vehicles have filed 8,624 complaints in the electrical category.

Vehicles covered

Chevrolet Malibu 2004-2005 2004 2005
Chevrolet Impala 2001-2004 2001 2002 2003 2004
Chevrolet Tahoe 2003-2004 2003 2004
Chevrolet Equinox 2005 2005
Chevrolet Suburban 2003-2004 2003 2004
Chevrolet Cobalt 2005 2005
Chevrolet Trailblazer 2002-2004 2002 2003 2004
Pontiac G6 2005 2005
Pontiac Grand Prix 2004 2004
Chevrolet Corvette 2005 2005
GMC Yukon 2003-2004 2003 2004
Chevrolet Cavalier 2003-2005 2003 2004 2005
Saturn Ion 2003-2004 2003 2004
Chevrolet Silverado 2500 2003-2004 2003 2004
Chevrolet Colorado 2004 2004
Buick Lesabre 2000-2004 2000 2001 2002 2003 2004
Cadillac SRX 2004-2005 2004 2005
Buick Regal 2004 2004
Cadillac Deville 2002-2004 2002 2003 2004
GMC Yukon XL 2003-2004 2003 2004
GMC Envoy 2002-2004 2002 2003 2004
Saturn Vue 2002-2004 2002 2003 2004
Chevrolet Venture 2003-2005 2003 2004 2005
Cadillac CTS 2003-2005 2003 2004 2005
Chevrolet Monte Carlo 2001-2004 2001 2002 2003 2004
Pontiac Bonneville 2000-2004 2000 2001 2002 2003 2004
GMC Sierra 2500 2004 2004
Cadillac Escalade 2003-2004 2003 2004
Buick Century 2004-2005 2004 2005
GMC Canyon 2004 2004
Buick Rendezvous 2003-2004 2003 2004
Pontiac Sunfire 2003-2005 2003 2004 2005
Pontiac Montana 2003-2005 2003 2004 2005
Oldsmobile Bravada 2002-2004 2002 2003 2004
Oldsmobile Silhouette 2003-2004 2003 2004
GMC Yukon Denali 2003-2004 2003 2004
Chevrolet Avalanche 1500 2003-2004 2003 2004
Oldsmobile Aurora 2001-2003 2001 2002 2003
Cadillac Seville 2002-2004 2002 2003 2004
Chevrolet Express 2003-2004 2003 2004

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