advice please


i just picked up a 85 gn for 100 bucks.the body is mint excluding paint.there is no rot at question is when i jack up the drivers side rear the body moves and i can`t close the door.the pillar moves back also i see no cracks so what i was wondering is can i fix it or should i part it out the thing is loaded with good parts............
sounds eird ...try jaking your other car up in the same place and see if it does it..

if nothing else i'll give you your money back for the car..;)