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May 11, 2005 Service bulletin

3-2 downshift buzz noise on 2004 and 2005 police impalas equipped with the 3800 V6 engine and the 4T65E...

Chevrolet technical service bulletin 3367 for 2004-2005 Chevrolet Impala.

Bulletin number
3367
Component
Power train: automatic transmission
Summary
3-2 downshift buzz noise on 2004 and 2005 police impalas equipped with the 3800 v6 engine and the 4t65e transmission. Tt

Owners of these vehicles have filed 99 complaints in the transmission category.

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