GMC TSB #20NA039

2020 GMC Sierra 1500

TSB Document:

Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

Summary
This technical bulletin provides a procedure to program the ECM and/or replace the exhaust particulate sensor to correct the DTC that set after the service update has been previously performed.

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Date Published
FEB 20, 2020
NHTSA TSB #
10172812
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