Heater

Asked by Guru5YKSM Dec 30, 2017 at 10:14 AM about the 2000 Ford F-250 Super Duty XLT 4WD Crew Cab SB

Question type: Maintenance & Repair

Heater will only work on defrost,won’t change to
floor or vent. Would it be switch,vacuum,or
panel/floor control motor. How do I check that.

1 Answer
4,695

Josh answered 6 years ago

Check down by the dash for the blend doors. See if they are vacuum operated or electric. Then see if they move or are trying to move when switching!

Mark helpful

Your Answer:

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