Buick TSB #18-NA-115

2019 Buick Regal

TSB Document:

Affected Component: ENGINE AND ENGINE COOLING

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.

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Date Published
MAY 02, 2022
NHTSA TSB #
10211692
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