Just want to run this by some of you, at the present time when I climb a (Hill or Mountain) I let the Allison do the changing or down shift as needed, if it don't down shift at 1400 RPM I will down sh...
Based on my tour of the Allison plant and the Q&A I will let the transmisson do the shifting as programmed as the tour guide suggested. If you choose read the manual if have a different opinion JMO.