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June 28, 2024 Service bulletin

This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves...

Chevrolet technical service bulletin 16-NA-383 for 2000-2024 Chevrolet Malibu, 2000-2024 Chevrolet Silverado 1500 and 2000-2020 Chevrolet Impala and others.

Bulletin number
16-NA-383
Component
Engine
Summary
This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.

Owners of these vehicles have filed 33,242 complaints in the engine category.

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