Thread: mercedes question
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Old 11-21-2009, 01:29 PM
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scottmcphee scottmcphee is offline
1987 w124 300D
  
Join Date: Mar 2008
Location: Edmonton, Canada
Posts: 1,539
Not knowing your car model or year, if you have an auxiliary coolant pump (electric) and it's not working, that will affect how much heat you get inside the cabin, especially at lower RPM.
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Scott McPhee

1987 300D
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