Has a popping sound when I back up or put in drive. What is it? on 1997 Ford Explorer

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.

by in Utica, MS on April 08, 2009
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2 answers
ANSWER by , April 17, 2009
You should have your rear difarenchel looked at
ANSWER by , April 21, 2009
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.