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  1. Moot

    6L90 6 Speed

    Is anyone running the 6L90 6 speed automatic transmission in a Chevrolet/GMC van? I am looking for some real world experience. Can this transmission be manually controlled? As in preventing it from shifting into 6th OD or 5th OD. Does it come with the Tow/Haul mode to lengthen the shift...
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