If the tensioner is bouncing around either the belt is really goofy bad or the usual and the tensioner needs to be replaced. Very common and parts stores have them in stock. Robert Adams On Tue, Nov 30, 2010 at 11:20 AM, Mary McCarthy <printces@xxxxxxxxxxxx>wrote: > Two things: > I found wiring diagrams for '64 thru '88 Chevy mid size, including elkys > and Montes. > > And a question - the tensioner pulley on Blazer is wobbling around and > making noise. I thought it might be that bad water pump but it seems to be > the pulley making all the trouble. Is that a "tighten it up" or a replace? > I trust my mechanic but I'd prefer not to wander in there looking like a > dumb woman - that can be expensive. > > thanks. > > mary > > > > > " > > > Rules: Please play nicely with others. > > -List members page (text & pic links): > http://www.myelcamino.net/eclist.htm > -List members page (all pics): > http://www.myelcamino.net/ec_list.htm > >