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November 1, 2002 Service bulletin

Engine backfire and related driveability issues. tt

Chevrolet technical service bulletin 020604026A for 1999-2002 Chevrolet C6500, 1999-2002 GMC C6500 and 1999-2002 Chevrolet C7500 and others.

Bulletin number: 020604026A
Component: Engine and engine cooling: engine
Summary: Engine backfire and related driveability issues. Tt

Vehicles covered

Chevrolet C6500 1999-2002 1999 2000 2001 2002
GMC C6500 1999-2002 1999 2000 2001 2002
Chevrolet C7500 1999-2002 1999 2000 2001 2002
GMC C7500 1999-2002 1999 2000 2001 2002
Chevrolet B7 1999-2002 1999 2000 2001 2002
GMC B7 1999-2002 1999 2000 2001 2002

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