Date: Wed, 30 Aug 2006 15:01:12 GMT From: krhodesnospamam.maine.rr.com (Kevin Rhodes) Subject: Re: 2002 Saab 9-5 cracked heater valve
In article <1156883880.096797.310980nospam000cwe.googlegroups.com>, "yaofeng" <yaofengchennospaml.com> wrote: >So the 9-5 HVAC design is indeed going backward? The valve whether >shuts off or regulates coolant flow introduces a source of coolant leak >just like the c900. On the 9k although coolant is always circulting in >the heater circuit it doesn't hamper flow of cold air if only AC is >desired. The heater matrix sits in a box with flaps. The flaps are >closed when full AC is on demand. > It is what it is. The engineers decided that the risk and cost of an additional component was worth the benefit of better A/C performance. It's a $40 part that takes 20 minutes to change - I will probably do mine pre-emptively before it fails. Kevin Rhodes
