Replies to...

#1.. Sounds like it may have been taken off. get the crack fixed.

#2 The Dent Doctor's work miracles!

#3 HIt it? Hit it hard and see what happens.

#4 The clunk, unless very lound and excessive is an normal thing for the 4L30E. I think pretty much everyones does this just before coming to a stop..

don't worry about asking questions.. There never is a dumb one.. It's just dumb to not ask...