rear passenger windows will roll dn but have to roll them up from driver panel
Likely a bad window rocker switch in the passenger armrest. Try removing the unit and cleaning it. If that fails and you have a local pick-a-part try swapping the armrest unit out.
Search Chevrolet Silverado 1500 Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
Chevrolet Silverado 1500 Experts