Is your defective GMC Sierra 2500 actually a LEMON?

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GMC TSB #16-NA-376

2021 GMC Sierra 2500

TSB Document:

MC-10222652-0001.pdf

Affected Component: ENGINE AND ENGINE COOLING

Summary: This informational bulletin provides information on higher than expected oil consumption.

Click a tab for more information.

Date Published: SEP 08, 2022
NHTSA TSB #: 10222652

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