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March 13, 2003 Service bulletin

1-2 upshift delay condition at throttle openings

Chevrolet technical service bulletin 031303 for 2002 Chevrolet Trailblazer, 2002 GMC Envoy and 2002 Oldsmobile Bravada.

Bulletin number
031303
Component
Power train
Summary
1-2 upshift delay condition at throttle openings. Tt jb

Owners of these vehicles have filed 446 complaints in the transmission category.

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