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April 15, 2019 Service bulletin

This technical bulletin provides a procedure to swap the knock sensor 1 with knock sensor 2 to correct a...

Chevrolet technical service bulletin 19NA032 for 2018 Chevrolet Malibu.

Bulletin number
19NA032
Component
Engine
Summary
This technical bulletin provides a procedure to swap the knock sensor 1 with knock sensor 2 to correct a lack of power or hesitation After Vehicle has reached operation temperature condition.

Owners of these vehicles have filed 286 complaints in the engine category.

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