Posted by Ron (220.127.116.11) on June 15, 2005 at 06:35:39:
In Reply to: A4 Running too cool posted by CC 30 Bob on 09:35:55 05/11/05:
Sounds like the same problem I had. My thermostat houseing had corroded inside and the thermostat was not seating properly. If you are using the proper A4 type thermostat and it is a recent one, check the housing for corrosion.