The video chips have arrived. The LCD is handling the info just fine.

So far the Lithium and the Nicads are staying within 2 degrees C of
each other under driving conditions. The lithium might be a couple of
degrees higher during charging.

The bench test with only one cells shows everything is ok. I need to
connect up two more cells on the bench to see that it works as if it
were in the truck. Once bench proven, I’ll install everything into the
truck.