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					Originally Posted by BTfd2e93  drive belt too tight? |  
Try removing the serpentine belt and run the engine (for a minute or so no longer)  to see if the noise disappears - if it does it is either the alternator clutch, tensioner/idle rollers. power steering pump or A/Compressor.
		 
				__________________2001 Boxster S (triple black). Sleeping easier with LN Engineering/Flat 6 IMS upgrade, low temp thermostat & underspeed pulley.
 2001 MV Agusta F4.
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