2017 Jeep Patriot AC Isn't Working

Common Causes of AC Failure in Your 2017 Jeep Patriot and How to Restore Cool Airflow

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Reviewed by
Devin Cabugcal
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 2017 Jeep Patriot 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 steps to diagnose the AC issue in a 2017 Jeep Patriot?

When diagnosing an AC issue in a 2017 Jeep Patriot, it's crucial to follow a structured diagnostic approach that prioritizes simpler checks before delving into more complex assessments. Begin by inspecting the air filters, as dirty cabin and engine air filters can significantly impair AC performance. Next, check the refrigerant levels using a gauge; low levels may indicate a leak or other issues within the system. After that, examine the AC compressor for any signs of wear or damage, since a faulty compressor can drastically affect cooling efficiency. It's also important to test the AC clutch to ensure it engages properly when the system is activated; if it fails to engage, this could signal electrical problems or a defective clutch. Additionally, inspect the AC system for visible leaks, as these can lead to refrigerant loss and reduced cooling capacity. Finally, monitor the temperature at the vents with a thermometer, comparing it to the set temperature on the AC controls; significant differences may suggest deeper issues within the system. By systematically following these steps, you can effectively diagnose and resolve AC problems in your Jeep Patriot, ensuring optimal performance.

What are the common problems that could cause the AC to stop working in a 2017 Jeep Patriot?

When the air conditioning system in a 2017 Jeep Patriot ceases to function, it can be frustrating, especially during hot weather. One of the most frequent culprits is low refrigerant levels, which can occur due to leaks or insufficient charging, leading to diminished cooling performance. Another common issue is a faulty compressor; if the compressor is not engaging properly, the entire AC system may fail to operate. Electrical problems, such as blown fuses or damaged wiring, can also disrupt the system's functionality, making it essential to check these components. Additionally, clogged or leaking refrigerant lines can prevent the system from circulating refrigerant effectively, while damaged condensers or evaporators can significantly reduce cooling capacity. Lastly, a malfunctioning blower motor can result in weak airflow from the vents, further compromising the AC's performance. By understanding these potential issues, DIYers can better diagnose and address the problems affecting their Jeep Patriot's air conditioning system.

How urgent is it to repair the non-functioning AC in a 2017 Jeep Patriot?

When faced with a non-functioning AC in your 2017 Jeep Patriot, the urgency of repair cannot be overstated. A reliable air conditioning system is essential for maintaining a comfortable driving environment, particularly during sweltering summer months or on long road trips. Beyond comfort, a malfunctioning AC can compromise safety by failing to effectively defog or defrost the windshield, which is crucial for clear visibility. Additionally, neglecting AC repairs can adversely affect your vehicle's resale value; prospective buyers often look for well-maintained systems. Furthermore, operating a faulty AC can lead to increased strain on other mechanical components, potentially resulting in more severe and costly repairs down the line. Therefore, addressing AC issues promptly is not just a matter of comfort but also a critical step in ensuring safety and preserving the overall integrity of your vehicle.

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