Thread: Recirc problem in a W140
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Old 09-02-2004, 04:57 PM
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Gilly Gilly is offline
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Location: Evansville WI
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On the cover over the cowl (above the blower motor) is one or two) depending on which year) vacuum valves for the fresh air inlet. Possibly this (or one of these) is leaking vacuum.

Gilly
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