Using "mode" on Allison transmission
Hello. I have done research on this issue and some individuals drive in the mode status all the time and others only use mode on flat terrain or while driving in cities. I will be driving to Flori...
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It's nothing more than an econo mode for the transmission that lets it lumber in its present gear a little longer before shifting. I run it in that mode all the time and rarely if ever change it out. Diesels love to run in the torque curve and this keeps it there a little longer. If you re coming from a gas world it's going to sound unnatural letting the engine run that slow, but it's happy
