2019 Dodge Journey AC Isn't Working

Common Causes of AC Malfunctions in Your 2019 Dodge Journey and How to Fix Them

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
37% chance it's the
Refrigerant Leak
0%
21% chance it's the
Climate Control Electrical Issue
0%
12% chance it's the
AC Compressor
0%
30% chance it's
Something else
The most common reasons a 2019 Dodge Journey AC isn't working are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.
  • Refrigerant Leak: A refrigerant leak can occur due to damaged hoses, seals, or connections, resulting in decreased cooling efficiency in the air conditioning system.
  • Climate Control Electrical Issue: A faulty climate control module or a blown fuse could be causing the electrical issues in the climate control system.
  • AC Compressor: A faulty AC compressor may be due to a lack of lubrication, electrical issues, or internal mechanical failure, resulting in inadequate cooling performance.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What are the initial diagnostic steps to take when the AC isn't working in a 2019 Dodge Journey?

When your 2019 Dodge Journey's AC isn't functioning, start by checking the thermostat settings to ensure they are correctly adjusted to a cool temperature, as incorrect settings can often be the simplest explanation for the issue. Next, inspect the air filters; dirty or clogged filters can significantly restrict airflow, leading to poor AC performance. If the filters are clean, examine the refrigerant levels, as low refrigerant can cause the system to blow warm air. You can use a pressure gauge for this or seek professional assistance if you're unsure. Additionally, look for any visible signs of leaks in the AC system, such as oily residue, which can indicate refrigerant loss. The AC compressor is another critical component to check; listen for unusual noises and visually inspect it for any signs of damage. Finally, ensure that all electrical connections related to the AC system are secure, as faulty electrical components can prevent the system from operating correctly. By following these steps, you can effectively diagnose common AC issues in your Dodge Journey and determine whether further professional assistance is needed.

What are the common problems that could cause the AC to stop working in a 2019 Dodge Journey?

When the air conditioning system in a 2019 Dodge Journey ceases to function, several common problems may be at play. One of the primary culprits is low refrigerant levels, which can significantly hinder the system's ability to cool the air effectively. If the refrigerant is low, it may indicate a leak that needs to be addressed. Another frequent issue is a faulty compressor; this component is crucial for circulating refrigerant throughout the system, and if it malfunctions, the AC will not produce cold air. Additionally, electrical problems such as blown fuses, faulty relays, or damaged wiring can disrupt the AC's operation, making it essential to check these components. Clogged or leaking refrigerant lines can also impede the flow of refrigerant, leading to poor cooling performance. Lastly, damage to the condenser or evaporator can severely impact the system's efficiency. While some of these issues can be diagnosed and potentially fixed by a DIY enthusiast, it is often advisable to consult a qualified mechanic for a thorough inspection and repair to ensure the AC system is restored to optimal functionality.

How urgent is it to repair the AC in a 2019 Dodge Journey that isn't working?

When your 2019 Dodge Journey's AC system fails, the urgency to repair it cannot be overstated. A malfunctioning AC not only compromises the comfort of all passengers, especially during sweltering summer months, but it can also pose serious safety risks. For instance, without a functioning AC, the interior can become excessively hot, leading to driver fatigue and impaired concentration, which can significantly increase the likelihood of accidents. Moreover, a faulty AC can cause windows to fog up, further obstructing visibility and creating hazardous driving conditions. Beyond immediate comfort and safety concerns, neglecting AC repairs can lead to more severe mechanical issues, resulting in costly repairs down the line. Therefore, addressing AC problems in a timely manner is crucial to ensure a safe and pleasant driving experience in your Dodge Journey.

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Troubleshooting 2019 Dodge Journey AC Issues | RepairPal