Chrysler 2004 Town and Country - Manual (Page 210)

other than off, it selects the amount of air delivered to the
passenger compartment. There are four blower speeds.
The fan speed increases as you
move the control clockwise.
Dual Zone Temperature Control — If Equipped
With the Dual Zone Temperature Control System, each
front seat occupant can independently control the tem-
perature of air coming from the outlets on their side of
the vehicle.
This is accomplished by having a separate temperature
control lever for both the driver and front seat passenger.
The blue area of the scale indicates cooler temperatures
while the red area indicates warmer temperatures.
210 UNDERSTANDING YOUR INSTRUMENT PANEL