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Old 10-25-2006, 06:57 PM
lkchris lkchris is offline
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Join Date: Jun 1999
Location: Albuquerque, NM USA
Posts: 1,947
Idle control valve is a controlled air leak to provide more throttle to a cold engine.

Cruise control surging may be caused by bad speedo cable--does it surge in conjunction with shaky speedo needle?
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Kent Christensen
Albuquerque
'07 GL320CDI, '10 CL550. '01 Porsche Boxster
Two BMW motorcycles
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