GMC TSB #20NA162

2018 GMC Sierra 2500

TSB Document:

Affected Component: FUEL SYSTEM, GASOLINE

Summary
THis informational bulletin advises the tech of a possible plugged fuel breather vent and how to add a vent breather line to correct the customers concern.

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Date Published
AUG 17, 2020
NHTSA TSB #
10180318
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