A HVAC system is provided having a three in one door bracket. The door bracket is configured to mount a door on the HVAC and to secure wiring within the HVAC. Various door arrangements may be used with the exemplary door bracket and at least one wire, or a plurality of wires, may be secured in the wire retention area of the door bracket. The door bracket can mount a variety of doors, regardless of the fastener requirements because of the dual fastener areas on the bracket.