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July 23, 2024 Service bulletin

This service bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or...

Chevrolet technical service bulletin 18-NA-115 for 2012-2019 Chevrolet Impala, 2010-2017 Chevrolet Equinox and 2019-2024 Chevrolet Blazer and others.

Bulletin number
18-NA-115
Component
Engine
Summary
This service bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or rough idle and DTC P0300 that may also be set.

Owners of these vehicles have filed 7,384 complaints in the engine category.

Vehicles covered

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