2017 Jeep Wrangler AC Isn't Working

Common Causes of AC Failure in Your 2017 Jeep Wrangler and How to Fix Them

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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 Wrangler 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 2017 Jeep Wrangler?

When your 2017 Jeep Wrangler's AC isn't functioning properly, start by checking the thermostat settings to ensure they are correctly adjusted. Sometimes, the simplest solution is just a matter of misconfiguration. Next, inspect the air filters; dirty or clogged filters can significantly hinder airflow, so replacing them can often restore AC performance. If the issue persists, examine the refrigerant levels using a pressure gauge, as low refrigerant can lead to warm air blowing from the vents. Additionally, look for any signs of leaks in the AC system, such as oily residue around hoses or connections, which can indicate a refrigerant loss. It's also crucial to test the compressor to ensure it engages when the AC is activated; a malfunctioning compressor may require repair or replacement. Finally, check the electrical connections related to the AC system for any signs of corrosion or looseness, as faulty connections can disrupt the system's operation. By following these steps, you can effectively diagnose and potentially resolve the AC issues in your Jeep Wrangler.

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

When the air conditioning system in a 2017 Jeep Wrangler fails to cool, several common issues may be at play. One of the first things to check is the refrigerant level; low refrigerant can significantly impair the system's ability to produce cold air. If the refrigerant is adequate, the next step is to inspect the compressor, as a faulty compressor can prevent the AC from functioning altogether. Additionally, electrical problems such as blown fuses or damaged wiring can disrupt the system's operation, so examining these components is crucial. Clogged or leaking refrigerant lines can also hinder performance, making it essential to look for any visible signs of damage or blockages. Lastly, a damaged condenser can lead to warm air blowing from the vents, so checking its condition is vital. By systematically addressing these common issues, DIYers can often identify the root cause of their AC problems and determine whether a simple fix is possible or if professional assistance is needed.

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

Repairing the non-functioning AC in your 2017 Jeep Wrangler is not just a matter of comfort; it is an urgent necessity that impacts your overall driving experience and safety. A malfunctioning AC can lead to extreme discomfort during hot weather, making long drives unbearable and potentially leading to heat-related health issues. Moreover, the AC system is essential for defrosting your windshield in colder months, and without it, visibility can be severely compromised, increasing the risk of accidents. Additionally, neglecting AC repairs can diminish your vehicle's resale value, as prospective buyers often shy away from vehicles with known issues. Therefore, addressing AC problems promptly is crucial to ensure a safe, comfortable, and valuable driving experience.

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