GMC TSB #18NA161

2018 GMC Sierra 2500

TSB Document:

Affected Component: ELECTRICAL SYSTEM:12V/24V/48V BATTERY

Summary
This technical bulletin provides a procedure for testing the battery cables for voltage drop, Checking for a bad ground at g218, Inspecting for a short at the starter B+ to shield and testing for a faulty battery.

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Date Published
OCT 11, 2019
NHTSA TSB #
10168185
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