Yea i have no love for modern computers,modals, or wiring.
It seems very hesitant to change gears, the reason for asking.
This is my first unit that i have kept with the push button tcase
Picked up another straight body crewcab with a leaver case,no rust on the cab
My 52 Chebby has 8 wires under the dash
90 Chev 3500 c/c 4x4,6.2na,400 auto,4:10 gears.DSG Timing gears,main girdle, isspro tach, pyro,boost,oil and trany temp.Dual Tstats, High volume peninsular pump,on shelf, Custom turbo and intercooler 85%complete. Change of plans for the dually, it's going to get a Cummins. Both trucks are Blue 90 4x4 crews