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Noise hard to isolate 140-160 1974

posted by  uniberp on  Mon Oct 10 04:06 CST 2005
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last visit: Mon Jan 31 07:08 CST 2011
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Trying to isolate an even droning driveline or wheel bearing noise.

Any tricks to isolating this noise?

It's been there a long time. Changed all wheel bearings front and rear, changed driveshaft support bearing. Ran car on blocks, no discernable noise from rear end.

It's and even worn-bearing sound, matches road speed only, coasting or under poser. No resonance, norattle, just an even drone.

Seems to have eased up a bit since the last time I checked, loosened, re-tightened right front wheel bearing, but I didn't remove the caliper and regrease/check the inner bearing. I guess that's next.

Not the tranny output, I hope, although it was old when I put it in.






--
MPergiel, Elmhurst, IL '74 145e T-5 'Orange Alert'






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New Noise hard to isolate [140-160][1974]
posted by  uniberp  on Mon Oct 10 04:06 CST 2005 >


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