March 1, 2005 Service bulletin

Revised diagnostic trouble code (DTC) P1172 and DTC P2636

Chevrolet technical service bulletin 050604024 for 2001-2005 Chevrolet Tahoe, 2001-2005 Chevrolet Silverado and 2001-2005 Chevrolet Suburban and others.

Bulletin number: 050604024
Component: Engine and engine cooling
Summary: Revised diagnostic trouble code (dtc) p1172 and dtc p2636. Tt

Owners of these vehicles have filed 721 complaints in the engine category.

Vehicles covered

Chevrolet Tahoe 2001-2005 2001 2002 2003 2004 2005
Chevrolet Silverado 2001-2005 2001 2002 2003 2004 2005
Chevrolet Suburban 2001-2005 2001 2002 2003 2004 2005
GMC Yukon 2001-2005 2001 2002 2003 2004 2005
GMC Sierra 2001-2005 2001 2002 2003 2004 2005
Chevrolet Avalanche 2001-2005 2001 2002 2003 2004 2005
Cadillac Escalade 2001-2005 2001 2002 2003 2004 2005

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