GMC TSB #18NA120

2018 GMC Terrain

TSB Document:

Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

Summary
This technical bulletin provides a procedure to reposition the exhaust clamp to correct a condition of Exhaust Smell in Cabin and/or DTC P0421 Set due to a miss installed clamp.

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Date Published
APR 18, 2018
NHTSA TSB #
10137585
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