this truck needed an hex file upload vis the ccs updater. the update finished the 3 vsm updates and failed at the obox. truck has no reach controls after update failed. i have a communication loss between vsm and obox and vsm and height sensor. can network is good at 60 ohms. please advise. im using ccs 1.89. i get a timeout error each time i try update. fyi unit has touch screen with yale vision vam module.