Realize you can not just cover up rust on a car with bondo or any type of covering repair. The rust will continue to eat through and such "repairs" will soon rust right through. You want to prevent rust in the first place, as this video explains.
This is same issue faced from me in Mountain hills drive but my speed is up to 120. This link is helpful for me or this is also helpful for the students because they are drive like me so that's why upload this link in myassignment help group may be someone helped.
rust is so bad. Im happy my vette is fiberglass