Blower Motor Switch: Description
WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
The blower motor is controlled by a rotary-type blower motor switch, mounted in the A/C-heater control ( Fig 1 ). The switch allows the selection of one of four different blower motor speeds and includes an Off position.