Dodge 2009 Ram 1500 - Manual (Page 236)

CLIMATE CONTROLS
The controls for the heating and ventilation system in this
vehicle consist of a series of rotary knobs. These comfort
controls can be set to obtain desired interior conditions. Heater Only — If Equipped
The mode control (at the right of the
control panel) can be set in any of the
following positions:
Climate Control Location
Manual Heating Controls
234 UNDERSTANDING YOUR INSTRUMENT PANEL