Is your defective GMC Sierra 2500 actually a LEMON?

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GMC TSB #17-NA-374

2022 GMC Sierra 2500

TSB Document:

MC-10222654-0001.pdf

Affected Component: ENGINE AND ENGINE COOLING

Summary: This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.

Click a tab for more information.

Date Published: SEP 09, 2022
NHTSA TSB #: 10222654

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