Quote:
Originally Posted by tonycarreon
i had what i thought was a failed cat and/or heat shield last year. turned out to be a loose bolt on the alternator had worked loose and the sound was "traveling" down the pipes. have you had any work done on that? tightened it up and the noise went away.
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I'm pretty sure all the work was done on the rear end side of the engine but you never know. When I bang on the cats with my palm, the sound reverberates down the pipes. It's going on the lift tomorrow - hope I don't have to leave it and I end up with an answer tomorrow.