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Old 09-03-2007, 11:12 AM
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Join Date: Sep 2007
Posts: 9
Question cold 230e

The heater blows cold when hot is selected, despite new thermostat, bi valve checked over, the hoses either side of where they disappear under the bulk head are hotish, anyone help, winter is coming in the UK???

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Old 09-04-2007, 09:16 AM
Join Date: Mar 1999
Location: Tucker, Ga USA
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What year car? several systems.

Most likely problem is a heater valve.
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Old 09-04-2007, 09:27 AM
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1991 230e saloon.
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Old 09-04-2007, 01:30 PM
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yal yal is offline
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Location: New York, Long Island
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When you rev the car do you get heat in the cabin.
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Old 09-06-2007, 06:43 AM
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Posts: 9
No but on inspection there is a cold draft in the flow of warm air as though fresh cold air is leaking into the duct.

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