2007 sg, 2 months ago had new main bearing in trans and ipb installed, 5k miles later noise in nuetral like roller skate on concrete, clutch in or out makes no diff, pop in gear gone! 5th gear is as loose as ive seen slack in n out gas, wine rattle all the above, dealer who done work ride it said def nit right, have apt for tear down again, but im not tryin pay 800$ again on a bearing i just had done, thoughts?