RAM 2500 Truck 4WD L6-5.9L DSL Turbo VIN C (2004)
Control Assembly: Description and Operation
A/C HEATER CONTROL
The heater and air conditioning systems use electrical controls. These controls provide the vehicle operator with a number of setting options to help
control the climate and comfort within the vehicle.
Single Zone HVAC Control
Dual Zone A/C Control
The A/C-heater control for the Single Zone system or Dual Zone system is located to the right of the instrument cluster on the instrument panel.
The Single Zone control panel contains a rotary-type temperature control switch, a rotary-type mode control switch and a rotary-type blower motor speed
switch. The A/C-heater control also has a push button to activate the optional heated side view mirror defroster elements and to turn the A/C on.
The Dual Zone control panel contains a pair of slider-type temperature control switches, a rotary-type mode control switch and a rotary-type blower
motor speed switch. The control also has buttons to activate the optional heated side view mirror defroster elements, turn the A/C on and set the system
to Max A/C.
The A/C-heater control panel cannot be repaired. If faulty or damaged, the entire unit must be replaced.
The illumination lamps are available for service replacement.