Knocking on my left rear tire

I have a 2011 3351 BMW. It has 7000 miles on it. The last week it has had a knocking on my left rear tire. My car also accelerates on it's own. Any suggestions on what could be wrong? Thank you!!!!

Originally Posted by michell

My car also accelerates on it's own.

Your is under warranty. Call BMW Roadside assistance and have them transport it to a BMW dealer.


http://www.bmwusa.com/Standard/Conte...e/default.aspx

BMW Roadside Assistance is available to you for the first four years from the original in-service date, with no mileage restrictions and at no cost to you. Full details are available in your Service and Warranty Booklet, which you would have received from BMW of North America, LLC after taking delivery.


To receive covered assistance in the event of a breakdown, contact BMW Roadside Assistance directly at its toll-free number: 800-332-4BMW (800-332-4269).