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April 1, 2002 Service bulletin

Information pertaining to revised harmonic balancer

Chevrolet technical service bulletin 020601012 for 2002 Chevrolet Trailblazer, 2002 GMC Envoy and 2002 Oldsmobile Bravada.

Bulletin number
020601012
Component
Engine and engine cooling: engine: gasoline
Summary
Information pertaining to revised harmonic balancer. Tt

Owners of these vehicles have filed 316 complaints in the engine category.

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