2012 Dodge Avenger AC Isn't Working

Common Causes of AC Failure in Your 2012 Dodge Avenger 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 2012 Dodge Avenger 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 2012 Dodge Avenger?

When your 2012 Dodge Avenger's AC isn't functioning properly, start by checking the AC controls to ensure they are set correctly, as misadjusted settings can often be the culprit. Next, inspect the fuse box for any blown fuses related to the AC system; replacing these with fuses of the same amperage can resolve electrical issues. It's also important to look for any visible leaks in the AC system, as these can lead to a loss of refrigerant and reduced cooling efficiency. Using a pressure gauge, check the refrigerant level; low levels may indicate a leak or other issues that need addressing. Additionally, listen for any unusual noises when the AC is running, as these sounds can signal problems with the compressor or other components. Finally, verify that the compressor is engaging when the AC is turned on; if it isn't, this may require further investigation or replacement. By following these initial diagnostic steps, you can effectively troubleshoot your AC system and determine whether a professional mechanic is needed for more complex repairs.

What are the common problems that could cause the AC to stop working in a 2012 Dodge Avenger?

When troubleshooting the air conditioning system in a 2012 Dodge Avenger, it's essential to be aware of several common problems that could lead to AC failure. One of the first things to check is for refrigerant leaks, as low refrigerant levels can significantly impact cooling performance. Additionally, a dirty evaporator or condenser can obstruct airflow and reduce efficiency, so cleaning these components may be necessary. Electrical issues, such as a blown fuse or a malfunctioning relay, can also prevent the AC from operating correctly, making it crucial to inspect these parts. Furthermore, a faulty blower motor or issues with the control module can hinder the system's ability to circulate cool air. Lastly, ensure that all electrical connectors are secure and free from damage, as broken wires can disrupt the AC's functionality. By systematically examining these areas, DIYers can often identify and resolve the issues affecting their vehicle's air conditioning system.

How urgent is it to repair the non-functioning AC in a 2012 Dodge Avenger?

Addressing the non-functioning AC in your 2012 Dodge Avenger is crucial for several reasons that underscore the urgency of the repair. First and foremost, a working AC system significantly enhances your driving comfort, especially during sweltering summer months or on long road trips. Beyond comfort, a malfunctioning AC can compromise safety; it may fail to defog windows effectively, leading to reduced visibility and increased risk of accidents. Additionally, maintaining your vehicle's AC system is vital for preserving its resale value; potential buyers often look for well-maintained features, and a broken AC can be a red flag. Lastly, delaying repairs can result in more severe issues that may require costly fixes down the line. Therefore, it is advisable to address AC problems promptly to ensure a safe, comfortable, and valuable driving experience.

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