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scott 5/12/2010
2002 Ford Explorer XLT 6Cyl4.0L - Body & Interior
what do i need if when i turn the themastate from cold to warm or warm to cold it makes a loud popping sound ??
1 Answer
  • HouseCallAuto
    HouseCallAuto 5/12/2010
    You need to replace the blend door actuator (look it up in your auto repair manual for your Explorer that you likely have). I assume that you do not have the dual zone climate control.
    HouseCallAuto 5/12/2010
    Sometimes the blend door itself is bad.

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