2020 Mercedes-Benz GLE580 AC Isn't Working

Common Causes of AC Malfunctions in Your 2020 Mercedes-Benz GLE580 and How to Fix Them

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Reviewed by
Aisha
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 2020 Mercedes-Benz GLE580 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 2020 Mercedes-Benz GLE580?

When faced with an AC malfunction in your 2020 Mercedes-Benz GLE580, start by checking the thermostat settings to confirm they are correctly adjusted. A simple misconfiguration can often be the culprit behind an unresponsive system. Next, inspect the air filters; if they are dirty or clogged, replacing them can significantly improve airflow and AC performance. It's also crucial to examine the refrigerant levels, as low levels can lead to warm air blowing from the vents. If you suspect a leak, look for oily residue around the AC connections and hoses, as this can indicate refrigerant loss. Additionally, test the compressor to ensure it engages when the AC is activated; a malfunctioning compressor may require repair or replacement. Finally, check all electrical connections related to the AC system for security and signs of corrosion, as faulty connections can hinder performance. By systematically addressing these areas, you can effectively diagnose and potentially resolve the AC issues in your vehicle.

What are the common problems that could cause the AC system to stop working in a 2020 Mercedes-Benz GLE580?

When troubleshooting the AC system in a 2020 Mercedes-Benz GLE580, it's essential to recognize the common problems that could lead to its failure. One of the primary issues is refrigerant leaks, which can significantly reduce the system's efficiency and cooling capacity. Additionally, a faulty compressor may prevent the AC from functioning altogether, as it is responsible for circulating the refrigerant. Electrical issues, such as blown fuses or damaged wiring, can also disrupt the system's operation, making it essential to check these components. Another potential culprit is a clogged or blocked condenser, which impedes heat exchange and results in inadequate cooling. Furthermore, a malfunctioning thermostat can lead to improper temperature regulation, affecting overall performance. Lastly, if the blower motor is not working correctly, it may fail to circulate cool air throughout the cabin. Identifying and addressing these issues promptly can help restore the AC system's functionality and ensure a comfortable driving experience.

How urgent is it to repair the non-functioning AC in a 2020 Mercedes-Benz GLE580?

When faced with a non-functioning AC in your 2020 Mercedes-Benz GLE580, the urgency of repair cannot be overstated. The discomfort caused by a malfunctioning air conditioning system can significantly detract from your driving experience, especially during sweltering summer months or on long journeys. Beyond mere comfort, the safety of you and your passengers is at stake; extreme heat can impair your focus and alertness, increasing the risk of accidents. Moreover, a faulty AC can compromise your vehicle's defrosting capabilities, leading to reduced visibility in adverse weather conditions. Ignoring these issues may also result in further mechanical complications, as a malfunctioning AC compressor can strain other components, leading to more extensive and costly repairs down the line. Therefore, addressing the AC issue promptly is essential not only for immediate comfort and safety but also for the long-term health of your vehicle.

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2020 Mercedes-Benz GLE580 AC Not Working | RepairPal