GMC TSB #PIP5642

2018 GMC Sierra 3500

TSB Document:

Affected Component: ENGINE (PWS)

Summary
This Preliminary information communicates A vehicle may have a concern of a misfire P0300 on bank 1 that may or may not be felt driving.  The Cause may be the  HPFP lifter 

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Date Published
APR 25, 2019
NHTSA TSB #
10160693
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