Thread: What does a failing 603 vacuum pump sound like?
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Old 12-14-2006, 10:41 PM
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mplafleur mplafleur is offline
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Quote:
Originally Posted by R Leo View Post
Meanwhile, how do you identify the new and old vacuum pumps? I've searched the forum and cannot find anything conculsive.
It has something to do with the number of screws on the front, or cover, or something like that. I know I've read it here somewhere.
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Michael LaFleur

'05 E320 CDI - 86,000 miles
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'85 300SD - 317,000 miles (sold)
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