Is your defective GMC Sierra 2500 actually a LEMON?

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GMC TSB #PIP5733D

2021 GMC Sierra 2500

TSB Document:

MC-10181158-9999.pdf

Affected Component: ENGINE AND ENGINE COOLING

Summary: This Preliminary information communicatesÂ Possible Crank no start or extended crank with DTC p12A6 set current or history.Â Â Under Investigation

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Date Published: SEP 22, 2020
NHTSA TSB #: 10181158

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