TSB Document:

• SB-10059135-7455.pdf

Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Summary

CHEVROLET/GMC: ON INSTRUMENT PANEL, IN SOME VEHICLES, ONCE TOW/HAUL MODE IS SELECTED, WOULD ILLUMINATE BUT SHIFT CHARACTERISTICS OF TRANSMISSION FAILS TO CHANGE. MODEL 2012-14 EXPRESS, SAVANA. *PE

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