Mike:

Almost dead certain it's too loose, and slipping. Can also sound almost like something is knocking in the engine -- the TE did.

Makes me think bad tensioner -- the shock will hold the belt tight enough to work, with some slippage, if the tensioner goes. Ditton on the diesel.

Peter

__________________
1972 220D ?? miles
1988 300E 200,012
1987 300D Turbo killed 9/25/07, 275,000 miles
1985 Volvo 740 GLE Turobodiesel 218,000
1972 280 SE 4.5 165, 000 - It runs!