Rearend is going out son-in-lae and his brother put all the tension on one side. Now it is popping when I back up and I can only do the speed limit which is 55. I did help on firguring out whatn it is.
Ford Q&AAsk Your Question
1997 Ford Explorer Question: Has a popping sound when I back up or put in drive. What is it?
Answer #1dvigneau April 17, 2009, 14:11Rookie
You should have your rear difarenchel looked at
Answer #2TGKarma21 April 21, 2009, 17:12Rookie
That's what happened to my car and the problem was the rear differential. Please go your mechanic as soon as possible needs to be lubricated it and set some oil on it. Don't wait or it will get worse.