GMC TSB #17-NA-070

2017 GMC Sierra 3500

TSB Document:

Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Summary
This Technical bulletin provides information on new software to correct a hesitation, chuggle, fishbite or roughness that can be felt in gear ranges 3rd - 6th gear V8 mode, TCC locked, low RPMs (1200 &-1300 when tipping into throttle to load engine.

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Date Published
MAR 13, 2017
NHTSA TSB #
10138057
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