just get a 5/8 dia rod get under the car and look for the body to frame alingment tabs with a 5/8 hole in it stick the rod in and that will tell you right off the bat if your body has shifted. if they check out the get a tape measure and a square and check the frame . mine was diamoned shaped as it was hit in the right front and it cost me 1500 bucks to get it straightened. every place on your frame that there is a 45 deg angle that square should fit if your frame is good and straight.