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June 19, 2003 Service bulletin

Unusual vibration felt at idle or at very low RPM during parking lot maneuvers

Chevrolet technical service bulletin 061903 for 2002-2003 Chevrolet Trailblazer, 2002-2003 GMC Envoy and 2002-2003 Oldsmobile Bravada.

Bulletin number
061903
Component
Power train
Summary
Unusual vibration felt at idle or at very low RPM during parking lot maneuvers. Also residence noise accompanying the vibration. Tt

Owners of these vehicles have filed 592 complaints in the transmission category.

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