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January 1, 2004 Service bulletin

Fluttering type noise with the HVAC blower motor on

Chevrolet technical service bulletin 3019 for 2004 Chevrolet Colorado and 2004 GMC Canyon.

Bulletin number
3019
Component
Visibility: defroster/defogger/HVAC system: fan/motor
Summary
Fluttering type noise with the HVAC blower motor on. Tt

Owners of these vehicles have filed 28 complaints in the visibility category.

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