I have a 2012 Dodge Challenger R/T 26983 miles. the car start to shake at 53 mph very bad. had it check we found out the bolt was missing. on the same day i heard a pop in my drive way, stop to look, the bolt had bolt had broken, so i keep drive on to work. i notice on the eway the car was shacking had so i stop at a shop another bolt had broken. i call the dealer they said it will not be cover he also said it will cost about 800 .00 to repair it. Meineke in Memphis repair the bolt under 50. the dealer should be repair it for free