Grinding sound when I let off the gas?

[dobber]

my rig has been doing this exact thing the last few trips out... i cant figure it out... looking forward to what you come up with...:corn:

 

[Maverick26]

my rig has been doing this exact thing the last few trips out... i cant figure it out... looking forward to what you come up with...:corn:

I am going up wheelin this weekend, when I get back I am going to look into it.