hey man, that might be my thread you are referring to..I have this clunk aswell..... there s a thread on here somewhere.....where someone swapped the u joint to fix this.....i need to find it too.
I just went through the front,t end alignment issue aswell...... both front bearings...both front outter tierods. 1130 dollars. And it still isnt right
I have a 2006 Malibu LT.. and I replaced the intermediate shaft as well as the rack and pinion.. as well as the electric power steering column.. if you need help with the repair (if you are comfortable doing it on your own) I can do my best to help.. I have pictures