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GMC TSB #PIP4925B

2012 GMC Sierra 1500

TSB Document:

MC-10154552-9999.pdf

Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

Summary: This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks using the evaporative emission cart smoke machine and ultrasonic leak detectorÂ tools.

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Date Published: DEC 03, 2018
NHTSA TSB #: 10154552

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