Is your defective GMC Sierra 3500 actually a LEMON?

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GMC TSB #PIP5810A

2021 GMC Sierra 3500

TSB Document:

MC-10224291-9999.pdf

Affected Component: POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

Summary: This Preliminary information communicates that the tool for the HD transfer cases to install the input seal during a repair is incorrect and a new tool is in development.Â

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Date Published: SEP 19, 2022
NHTSA TSB #: 10224291

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