Is your defective GMC Sierra 3500 actually a LEMON?

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GMC TSB #PIT5569B

2022 GMC Sierra 3500

TSB Document:

MC-10217764-9999.pdf

Affected Component: EQUIPMENT

Summary: This Preliminary information communicatesÂ direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.Â

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Date Published: JUL 05, 2022
NHTSA TSB #: 10217764

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