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October 18, 2001 Service bulletin

Some vehicles may exhibit an intermittent 1-2 shift shutter or possible 1-2 harsh shift condition

Chevrolet technical service bulletin 181001 for 2002 Chevrolet Trailblazer, 2002 GMC Envoy and 2002 Oldsmobile Bravada.

Bulletin number
181001
Component
Power train: automatic transmission
Summary
Some vehicles may exhibit an intermittent 1-2 shift shutter or possible 1-2 harsh shift condition. Tt

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

Vehicles covered

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