my vehicle makes a thumping or knocking sound when moving gear to drive. on 2006 Jeep Commander

Every time I put my vehicle in gear to drive only it makes a thumping noise and sometimes it does it when I make a right turn but all the time when putting it in drive gear.

by in Lincoln, NE on September 08, 2013
1 answer
ANSWER by , September 09, 2013
could have a bad u-joint