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GMC TSB #PIP5281A
2015 GMC Sierra 2500
TSB Document:
Affected Component: POWER TRAIN
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that have a repeat harsh shift, slip or flare concern after performing the service fast learn and the drive learn procedures were performed. Technician should insure the Transmission Control Module calibrations are up to date using Tis2Web. Also confirm the transmission service, fast learn and drive learn procedures listed in the latest version of bulletin 14-07-30-001 were performed.
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