It's definitely not the blend door. That regulates the hot / cold mix, not the registers where the air is blowing. I just changed the heater core in my 98 so I was deep into this stuff. There is a vacuum junction point near the accelerator pedal. Just to the right of it and up a few inches...
Problem Solved!
I was out of town for a while and couldn't work on my truck. I finally had some time and figured out I left a connector unplugged. It is under the access panel where the autolamp sensor is. Running well and heat is working great. No leaks. Thanks for all the advice. I...
1998 EB no Start
Thanks for the post. Do you know if this would apply to the previous generation of Expy's? (1997-2002) Mine won't start unless I add gasoline through the intake. Thanks.
-Gordon
Hello. New user, long time Expedition fan. I tackled the heater core replacement chore and was mostly successful. I decided to remove the dash completely to allow adequate access to the heater core box. I took my time getting the dash back together, made sure all the electrical connections...
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