Knowledgeable Ford person question?
On my heater control the temp control blows hot even when you turn it to cool on the temp control. The truck is a 2000 F-250 Superduty. I did not see a control device on the heater hose, so I as...
Forum Discussion
Bird Freak wrote:My '97 did this. The vacuum line was brittle and broke. It fails hot.
Check under your hood and see if the vacuum tube has come off the heater control valve. If it will not shut the hot water off it will blow hot. Mine did that.
