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May 1, 2004 Service bulletin

Delayed engagement of front wheels during a slip condition

Chevrolet technical service bulletin 040421001 for 2002-2004 Chevrolet Trailblazer, 2002-2004 GMC Envoy and 2002-2004 Oldsmobile Bravada and others.

Bulletin number
040421001
Component
Power train: driveline
Summary
Delayed engagement of front wheels during a slip condition. Mj

Owners of these vehicles have filed 741 complaints in the transmission category.

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