2018 Ram 2500 Owner's Manual

Manual Climate Control Descriptions
IconDescription
MAX A/C Setting
Rotate the Temperature Control Knob counterclockwise until it is set to MAX A/C. This is the
coldest setting and will put the A/C to its maximum power.
A/C Button
Push the A/C button to engage the Air Conditioning (A/C). A LED will illuminate when the
A/C system is engaged.
Recirculation Button
Push and release this button to change the system between recirculation mode and outside air
mode. Recirculation can be used when outside conditions such as smoke, odors, dust, or high
humidity are present.
NOTE:
•Continuous use of the Recirculation mode may make the inside air stuffy and window fog-
ging may occur. Extended use of this mode is not recommended.
•The use of the Recirculation mode in cold or damp weather could cause windows to fog on
the inside, because of moisture buildup inside the vehicle. Select the outside air position for
maximum defogging.
•Recirculation can be used in all modes except for Defrost.
•The A/C can be deselected manually without disturbing the mode control selection.
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GETTING TO KNOW YOUR VEHICLE 87

IconDescription
Front Defrost Setting
Turn the Mode Control knob to the Defrost mode. Air comes from the windshield and side win-
dow demist outlets. Use Defrost mode with maximum temperature settings for best windshield
and side window defrosting and defogging.
Rear Defrost Button
Push and release the Rear Defrost Control button to turn on the rear window defroster and the
heated outside mirrors (if equipped). An indicator will illuminate when the rear window de-
froster is on. The rear window defroster automatically turns off after ten minutes.
Temperature Control
Use this control knob to regulate the temperature of the air inside the passenger compartment. Ro-
tating the knob counterclockwise, from top center into the blue area of the scale, indicates cooler
temperatures. Rotating the knob clockwise, into the red area, indicates warmer temperatures.
Blower Control
There are seven blower speeds. Use this control knob to regulate the amount of air forced
through the system in any mode you select. The blower speed increases as you move the con-
trol clockwise from the off position.
88 GETTING TO KNOW YOUR VEHICLE

IconDescription
Modes Control:Rotate the Mode Control Knob to change the airflow distribution mode. The
airflow distribution mode can be adjusted so air comes from the instrument panel outlets, floor
outlets, defrost outlets and demist outlets. The Mode settings are as follows:
Panel Mode
Panel Mode
Air comes from the outlets in the instrument panel. Each of these outlets can be individually
adjusted to direct the flow of air. The air vanes of the center outlets and outboard outlets can be
moved up and down or side to side to regulate airflow direction. There is a shut off wheel lo-
cated below the air vanes to shut off or adjust the amount of airflow from these outlets.
Bi-Level Mode
Bi-Level Mode
Air comes from the instrument panel outlets and floor outlets. A slight amount of air is directed
through the defrost and side window demister outlets.
NOTE: Bi-Level mode is designed under comfort conditions to provide cooler air out of the
panel outlets and warmer air from the floor outlets.
Floor Mode
Floor Mode
Air comes from the floor outlets. A slight amount of air is directed through the defrost and side
window demister outlets.
Mix Mode
Mix Mode
Air is directed through the floor, defrost, and side window demister outlets. This setting works
best in cold or snowy conditions that require extra heat to the windshield. This setting is good
for maintaining comfort while reducing moisture on the windshield.
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GETTING TO KNOW YOUR VEHICLE 89

Economy Mode
If ECONOMY mode is desired, push the A/C button to
turn off the LED indicator and the A/C compressor. Rotate
the temperature control knob to the desired temperature.
Also, make sure to select only Panel, Bi-Level or Floor
modes.
CAUTION!
Failure to follow these cautions can cause damage to
the heating elements:
•Use care when washing the inside of the rear win-
dow. Do not use abrasive window cleaners on the
interior surface of the window. Use a soft cloth and a
mild washing solution, wiping parallel to the heat-
ing elements. Labels can be peeled off after soaking
with warm water.
• Do not use scrapers, sharp instruments, or abrasive
window cleaners on the interior surface of the win-
dow.
• Keep all objects a safe distance from the window.
90 GETTING TO KNOW YOUR VEHICLE

Manual Climate Controls With A Touchscreen
Uconnect 4C/4C NAV With Manual Temperature Controls
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Manual Climate Control With Touchscreen Descriptions
IconDescription
MAX A/C Setting
Press the button to select MAX A/C. This is the coldest setting and will put the A/C to its
maximum power.
A/C Button
Push the A/C button on the touchscreen or faceplate to engage the Air Conditioning (A/C).
A LED will illuminate when the A/C system is engaged.
Recirculation Button
Push and release this button to change the system between recirculation mode and outside air
mode. Recirculation can be used when outside conditions such as smoke, odors, dust, or high
humidity are present.
NOTE:
•Continuous use of the Recirculation mode may make the inside air stuffy and window fog-
ging may occur. Extended use of this mode is not recommended.
•The use of the Recirculation mode in cold or damp weather could cause windows to fog on
the inside, because of moisture buildup inside the vehicle. Select the outside air position for
maximum defogging.
•Recirculation can be used in all modes except for Defrost.
•The A/C can be deselected manually without disturbing the mode control selection.
92 GETTING TO KNOW YOUR VEHICLE

IconDescription
Front Defrost Setting
Push the button to activate Defrost mode. Air comes from the windshield and side window de-
mist outlets. Use Defrost mode with maximum temperature settings for best windshield and
side window defrosting and defogging.
Rear Defrost Button
Push and release the Rear Defrost Control button to turn on the rear window defroster and the
heated outside mirrors (if equipped). An indicator will illuminate when the rear window de-
froster is on. The rear window defroster automatically turns off after ten minutes.
Temperature Control
Press the arrows on the touchscreen or faceplate to regulate the temperature of the air inside the
passenger compartment. Pressing the down arrow indicates cooler temperatures, and pressing
the up arrow indicates warmer temperatures.
Blower Control
There are seven blower speeds. Press the buttons to regulate the amount of air forced through
the system in any mode you select. The blower speed increases as you move the control clock-
wise from the off position.
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GETTING TO KNOW YOUR VEHICLE 93

IconDescription
Panel Mode
Panel Mode
Air comes from the outlets in the instrument panel. Each of these outlets can be individually
adjusted to direct the flow of air. The air vanes of the center outlets and outboard outlets can be
moved up and down or side to side to regulate airflow direction. There is a shut off wheel lo-
cated below the air vanes to shut off or adjust the amount of airflow from these outlets.
Bi-Level Mode
Bi-Level Mode
Air comes from the instrument panel outlets and floor outlets. A slight amount of air is directed
through the defrost and side window demister outlets.
NOTE: Bi-Level mode is designed under comfort conditions to provide cooler air out of the
panel outlets and warmer air from the floor outlets.
Floor Mode
Floor Mode
Air comes from the floor outlets. A slight amount of air is directed through the defrost and side
window demister outlets.
Mix Mode
Mix Mode
Air is directed through the floor, defrost, and side window demister outlets. This setting works
best in cold or snowy conditions that require extra heat to the windshield. This setting is good
for maintaining comfort while reducing moisture on the windshield.
94 GETTING TO KNOW YOUR VEHICLE