2019 Chevrolet Trax AC Isn't Working

Common Causes of AC Malfunctions in Your 2019 Chevrolet Trax 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 Chevrolet Trax 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 Chevrolet Trax?

When your 2019 Chevrolet Trax's AC isn't functioning, start by checking the AC controls to ensure they are set correctly, as simple misadjustments can often be the culprit. Next, inspect the fuses related to the AC system; a blown fuse can easily disrupt operation. If the controls and fuses are in order, look for any visible leaks in the AC system, as these can lead to refrigerant loss and diminished performance. Following this, use a gauge to 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 AC compressor is engaging properly when activated, as a malfunctioning compressor can result in warm air blowing from the vents. By systematically following these steps, you can effectively diagnose and potentially resolve the AC issues in your Chevrolet Trax.

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

When your 2019 Chevrolet Trax's AC system fails to cool, it can be frustrating, but understanding the common problems can help you diagnose the issue. One of the first things to check is the refrigerant level; low refrigerant can significantly hinder the cooling process. If the refrigerant is adequate, the next step is to inspect the compressor, as a faulty compressor can prevent the system from functioning altogether. Additionally, electrical issues such as blown fuses or damaged wiring can disrupt the AC's operation, so examining these components is crucial. Another potential problem is a clogged or leaking condenser, which can severely impact the system's ability to cool air effectively. Lastly, ensure that the blower motor is functioning properly, as a malfunctioning motor can lead to poor airflow from the vents. By systematically checking these common issues, you can identify the root cause of your AC problems and take the necessary steps to restore comfort in your vehicle.

How urgent is it to repair the non-functioning AC in a 2019 Chevrolet Trax?

Repairing a non-functioning AC in a 2019 Chevrolet Trax is an urgent matter that should not be overlooked. The discomfort caused by high interior temperatures can significantly affect the driving experience, especially during hot weather or long trips. More critically, a malfunctioning AC can pose safety risks, particularly for passengers who are sensitive to heat, as it may lead to heat-related illnesses or distractions that compromise driving focus. Additionally, maintaining a fully operational AC system is essential for preserving the vehicle's resale value; potential buyers are often deterred by the prospect of costly repairs. Furthermore, a faulty AC may indicate underlying mechanical issues that, if left unaddressed, could escalate into more severe and expensive problems. Therefore, addressing AC repairs promptly is crucial for ensuring comfort, safety, and the overall integrity of your vehicle.

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