Vehicle door and process of assembling the vehicle door

A vehicle door comprising an outer door panel disposed on a far side from a passenger compartment of a vehicle, an inner door panel formed with an aperture and disposed on a near side to the passenger compartment, and a plastic mounting panel to which functional devices of the vehicle door and door parts are mounted and which is installed to the inner door panel to cover up the aperture of the inner door panel, said vehicle door comprising:

• a door lock/unlock mechanism mounted to the plastic mounting panel on said far side from the passenger compartment, said door lock/unlock mechanism being operative to lock and unlock the vehicle door;
• a linking member connected to said door lock/unlock mechanism through which said door lock/unlock mechanism is operated;
• and
• a linking member guide hole formed in the plastic mounting panel;
• wherein said linking member passes through said linking member guide hole from near the aperture of the inner door panel and extends along the plastic mounting panel partly on said far side from the passenger compartment and partly on said near side to the passenger compartment.