CLIMATE CONTROLS
The Climate Control System allows you to regulate the temperature, air flow, and direction of air circulating throughout the vehicle. The controls are located on the touchscreen (if equipped) and on the instrument panel below the radio.
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Uconnect 4 With 7–inch Display Manual Climate Controls

Uconnect 4C/4C NAV With 8.4–inch Display Manual Climate Controls
NOTE: Interior trims may vary. 6.4L vehicles will receive a “SRT” button rather than a “Sport” button on the Instru- ment Panel.
Manual Climate Control Descriptions
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Front Defrost Button Press and release to change the current airflow setting to Defrost mode. The indicator illumi- nates when this feature is on. Air comes from the windshield and side window demist outlets. When the defrost button is selected, the blower level may increase. Use Defrost mode with maximum temperature settings for best windshield and side window defrosting and defogging. |
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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. |
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Driver And Passenger Temperature Up And Down Buttons Provides the driver and passenger with independent temperature control. Push the red button on the faceplate or touchscreen or press and slide the temperature bar towards the red arrow button on the touchscreen for warmer temperature settings. Push the blue button on the face- plate or touchscreen or press and slide the temperature bar towards the blue arrow on the touchscreen for cooler temperature settings. |
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SYNC Button Press the SYNC button on the touchscreen to toggle the Sync feature on/off. The SYNC indica- tor is illuminated when this feature is enabled. SYNC is used to synchronize the passenger tem- perature setting with the driver temperature setting. The Sync feature also synchronizes the rear passengers’ temperature to the driver temperature setting. Changing the passenger temperature setting while in Sync will automatically exit this feature. NOTE: The SYNC button is only available on the touchscreen. |
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Bi-Level Mode
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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 out- lets and warmer air from the floor outlets. |
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Floor Mode
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Floor Mode Air comes from the floor outlets. A slight amount of air is directed through the defrost and side window demister outlets. |
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Mix Mode
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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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Climate Control Off Button Press and release this button to turn the Climate Control on/off. |
Automatic Climate Control Overview

Uconnect 4 With 7–inch Display Automatic Climate Controls

Uconnect 4C/4C NAV With 8.4–inch Display Automatic Climate Controls
NOTE: Interior trims may vary. 6.4L vehicles will receive a “SRT” button rather than a "Sport” button on the Instru- ment Panel.
Automatic Climate Control Descriptions
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AUTO Button Automatically controls the interior cabin temperature by adjusting airflow distribution and amount. Toggling this function will cause the system to switch between manual mode and automatic modes. Refer to “Automatic Operation” within this section for more information. |
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Front Defrost Button Press and release to change the current airflow setting to Defrost mode. The indicator illumi- nates when this feature is on. Air comes from the windshield and side window demist outlets. When the defrost button is selected, the blower level may increase. Use Defrost mode with maximum temperature settings for best windshield and side window defrosting and defogging. When toggling the Front Mode Defrost button, the climate system will return to the previous setting. |
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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 defroster is on. The rear window defroster automatically turns off after ten minutes. |
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Driver And Passenger Temperature Up And Down Buttons Provides the driver and passenger with independent temperature control. Push the red button on the faceplate or touchscreen or press and slide the temperature bar towards the red arrow button on the touchscreen for warmer temperature settings. Push the blue button on the face- plate or touchscreen or press and slide the temperature bar towards the blue arrow on the touchscreen for cooler temperature settings. |
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Bi-Level Mode
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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. |
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Floor Mode
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Floor Mode Air comes from the floor outlets. A slight amount of air is directed through the defrost and side window demister outlets. |
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Mix Mode
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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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Climate Control OFF Button Press and release this button to turn the Climate Controls off. |
Climate Control Functions
A/C (Air Conditioning)
The Air Conditioning (A/C) button allows the operator to
MAX A/C
MAX A/C sets the control for maximum cooling perfor- mance.
manually activate or deactivate the air conditioning sys-
Press and release to toggle between MAX A/C and the prior 3
tem. When the air conditioning system is turned on, cool dehumidified air will flow through the outlets into the cabin. For improved fuel economy, press the A/C button to turn off the air conditioning and manually adjust the blower and airflow mode settings. Also, make sure to select only Panel, Bi-Level, or Floor modes.
NOTE:
For Manual Climate Controls, if the system is in Mix, Floor or Defrost Mode, the A/C can be turned off, but the A/C system shall remain active to prevent fogging of the windows.
If fog or mist appears on the windshield or side glass, select Defrost mode, and increase blower speed if needed.
If your air conditioning performance seems lower than expected, check the front of the A/C condenser (located in front of the radiator), for an accumulation of dirt or insects. Clean with a gentle water spray from the front of the radiator and through the condenser.
settings. The button illuminates when MAX A/C is on.
In MAX A/C, the blower level and mode position can be adjusted to desired user settings. Pressing other settings will cause the MAX A/C operation to switch to the selected setting and MAX A/C to exit.
Recirculation
In cold weather, use of Recirculation mode may lead to excessive window fogging. The Recirculation feature may be unavailable (button on the touchscreen greyed out) if conditions exist that could create fogging on the inside of the windshield.
On systems with Manual Climate Controls, if equipped, the Recirculation mode is not allowed in Defrost mode to improve window clearing operation. Recirculation is dis- abled automatically if this mode is selected. Attempting to use Recirculation while in this mode causes the LED in the control button to blink and then turns off.
Automatic Operation
NOTE:
It is not necessary to move the temperature settings for cold or hot vehicles. The system automatically adjusts the temperature, mode, and blower speed to provide comfort as quickly as possible.
The temperature can be displayed in U.S. or Metric units by selecting the US/Metric customer-programmable fea- ture. Refer to the “Uconnect Settings” in “Multimedia” for further information.
To provide you with maximum comfort in the Automatic mode during cold start-ups, the blower fan will remain on low until the engine warms up. The blower will increase in speed and transition into Auto mode.
Manual Operation Override
This system offers a full complement of manual override features. The AUTO symbol in the front ATC display will be turned off when the system is being used in the manual mode.
NOTE: Refer to the chart at the end of this section for suggested control settings for various weather conditions.
Summer Operation
The engine cooling system must be protected with a high-quality antifreeze coolant to provide proper corrosion protection and to protect against engine overheating. OAT coolant (conforming to MS.90032) is recommended.
Winter Operation
To ensure the best possible heater and defroster perfor- mance, make sure the engine cooling system is functioning properly and the proper amount, type, and concentration of coolant is used. Use of the Air Recirculation mode
during Winter months is not recommended, because it may cause window fogging.
Vacation/Storage
Before you store your vehicle, or keep it out of service (i.e., 3
vacation) for two weeks or more, run the air conditioning system at idle for about five minutes, in fresh air with the blower setting on high. This will ensure adequate system lubrication to minimize the possibility of compressor dam- age when the system is started again.
Window Fogging
Vehicle windows tend to fog on the inside in mild, rainy, and/or humid weather. To clear the windows, select Defrost or Mix mode and increase the front blower speed. Do not use the Recirculation mode without A/C for long periods, as fogging may occur.
Outside Air Intake
Make sure the air intake, located directly in front of the windshield, is free of obstructions, such as leaves. Leaves collected in the air intake may reduce airflow, and if they enter the plenum, they could plug the water drains. In Winter months, make sure the air intake is clear of ice, slush, and snow.
Cabin Air Filter
The climate control system filters out dust and pollen from the air. Contact an authorized dealer to service your cabin air filter, and to have it replaced when needed.
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Operating Tips Chart WINDOWS
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