GMC TSB #040601029J

2017 GMC Sierra 2500

TSB Document:

Affected Component: EQUIPMENT ADAPTIVE/MOBILITY

Summary
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.

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Date Published
FEB 28, 2020
NHTSA TSB #
10173416
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