Hoa many miles, is the car new, or did you buy it used? Did you put coilovers on it or is the suspension in the back factory? The reason I ask is you are describibg the EXACT problem I have.... see this thread for more info on my problem - http://www.challengertalk.com/forum...ne-ever-seen-53281/?highlight=coilover+squeak
Good luck and if you find anything, please let me know, I will do the same.
Good luck and if you find anything, please let me know, I will do the same.