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Re: No temp control on max ac 2001 Ford Ranger 3.0 L
Posted to HVAC Forum on 11/25/2002

The dealer was correct, that's the way it's designed. Most but not all systems work that way. In MAX it closes the heater control valve(If it has one) and closes the fresh air vent. In NORMAL the heat control valve can be opened and closed. HTH

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