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GMC TSB #PIP5021F
2015 GMC Sierra 2500
TSB Document:
Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION
- Summary
- This Preliminary Information communication advises the technician that the Allison 6 Speed Automatic Transmission Assembly Regular Production Option Code (MW7) have been placed on restriction through General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
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