Well maybe your springs are shot. I have a 99 LX contour with stock suspension and everytime I pack 4 people I rub on the inner back fender walls. That with my 16x7.5 rims.
But if you have after market suspension check it out it may be shot.
"Do what you like, Because you have to drive it!"-Me
99 Contour LX
95 Mustang GT Convertible
97 Z24 Cavalier