ok i pick up a vaccum pump for $25 with all the diff. adapter and juck
included i tested the hose from the tee under the hood to the driver side door from there i tried to test the black and white lines from the drivers door to the passenger door (i unpluged the lines off both sides and i pluged the lines and the pass. door but i cant build up any vaccum i think the black and white line must tee off to the rear doors somwhere. can you tell me where and maybe a pic. or two

thanks
scott