Quote Originally Posted by TR_Accord
take assemble apart, like 2-3 bolts lift it out from that bottom joint and take the whole assembly to a shop that has a high impact, i took mine to one and the guy made me look like a dumbass, he set it on the ground got his impact and it came right off first try. and belive me I tried everything you did
That's a good last resort, but I suggest he tries what to tighten it first. Trying to tighten it should break it loose and then he can take it right off