Squirrel wrote:Sounds like the serpentine belt tensioner bearing. Not PS or AC. Though, I wouldn't rule out the Clutch, but when my AC clutch went bad (on a different vehicle) it rattled more and did stop/start the noise if the AC was on/off.
If you can, hit up Harbor Freight and get one of these:
http://www.harborfreight.com/mechanics- ... 69913.html
It will help narrow down the location/cause.Comments about Pittsburgh Automotive Mechanic's Stethoscope:
used to isolate noise in accessory drive belt idler pully. works great
BOTTOM LINE Yes, I would recommend this to a friend
I guess it wouldn't exactly hurt if I spent like $10 (combined) and bought a turkey baster and some Mercon ATF and swapped out the fluid in the PS reservoir.