when I had the rattling checked out at the dealer the told me it was the heat shield. they said its basically there for people who do a lot of driving in tall dry grass - it can theoretically get lodged above the muffler and catch fire. otherwise not really useful he told me.
he said the same in terms of fixing it - just replace the washers and bolts that have corroded, but I haven't done that yet. when I found out it wasn't important, I stopped caring about it...
he said the same in terms of fixing it - just replace the washers and bolts that have corroded, but I haven't done that yet. when I found out it wasn't important, I stopped caring about it...