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02-06-2007, 10:01 PM
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#1 | |
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AF Newbie
 Join Date: Feb 2004
Location: Columbia Heights, Minnesota
Posts: 32
Thanks: 0
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91 seville - only defrost works for heat
Could it be a switch? but where?
Thanks a bunch |
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02-07-2007, 07:49 PM
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#2 | |
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AF Regular
Join Date: Feb 2005
Location: WestEaton, New York
Posts: 135
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Re: 91 seville - only defrost works for heat
My guess would be the climate control module.
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02-08-2007, 10:36 AM
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#3 | |
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AF Enthusiast
Join Date: Jun 2004
Location: Masochism, New Jersey
Posts: 858
Thanks: 5
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Re: 91 seville - only defrost works for heat
Check the vacuum hoses under the dash. Look in the middle from the driver's side. One may be cracked or disconnected. IIRC, this will cause the system to default to defrost.
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02-08-2007, 12:10 PM
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#4 | |
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AF Regular
 Join Date: Nov 2005
Location: lansdale, Pennsylvania
Posts: 184
Thanks: 0
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Re: 91 seville - only defrost works for heat
possibly the programmer or the actuator motor
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