A storage arrangement for lines from a tractor truck to a trailer including at least one of an electrical line, a first pneumatic line and a second pneumatic line includes a housing member configured to be secured to the truck, a first receiver connected to the housing and configured to couple to a select one of the electrical and pneumatic lines and a control arrangement operably coupled to the first receiver such that upon coupling of the select one of the lines with the first receiver the control arrangement allows an operator to unlock a kingpin from a fifth wheel hitch plate assembly, wherein the control arrangement prevents the operator from unlocking the kingpin from the fifth wheel hitch plate assembly prior to the select one of the lines being coupled with the first receiver.