2022 Mercedes-Benz GLS63 AMG AC Isn't Working

Troubleshooting Common AC Issues in Your 2022 Mercedes-Benz GLS63 AMG and How to Restore Comfort

Find Repair Location
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 2022 Mercedes-Benz GLS63 AMG 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 2022 Mercedes-Benz GLS63 AMG?

When faced with an AC malfunction in your 2022 Mercedes-Benz GLS63 AMG, start by checking the thermostat settings to ensure they are correctly adjusted. A simple misconfiguration can often be the culprit behind inadequate cooling. Next, inspect the air filters; dirty or clogged filters can significantly restrict airflow, leading to diminished AC performance. If the filters are dirty, replacing them can restore proper function. Additionally, examine the refrigerant levels, as low refrigerant can severely impact cooling efficiency. If you suspect low levels, it’s advisable to have a professional assess and recharge the system if necessary. Look for any visible signs of leaks, such as oily residue around hoses and connections, as these can lead to refrigerant loss. Testing the compressor is also crucial; it should engage when the AC is activated. If it doesn’t, further investigation or replacement may be required. Lastly, inspect the electrical connections related to the AC system for any loose or damaged wires, as faulty connections can prevent the system from operating correctly. By systematically following these steps, you can effectively diagnose and address the AC issues in your vehicle.

What are the common problems that could cause the AC to stop working in a 2022 Mercedes-Benz GLS63 AMG?

When the air conditioning system in your 2022 Mercedes-Benz GLS63 AMG ceases to function, it can be frustrating, especially during hot weather. One of the most frequent culprits is a refrigerant leak, which diminishes the system's cooling capacity and can often be detected by a hissing sound or visible oil stains around the AC components. Another common issue is a faulty compressor; if the compressor is not engaging, the refrigerant cannot circulate, leading to inadequate cooling. Electrical problems, such as blown fuses or damaged wiring, can also disrupt the AC's operation, so checking these components is essential. Additionally, a clogged or blocked condenser can impede airflow, significantly affecting the system's efficiency. A malfunctioning thermostat may fail to regulate the temperature properly, while issues with the blower motor can prevent cool air from circulating inside the cabin. By understanding these common problems, DIY enthusiasts can better diagnose and address AC issues, ensuring a comfortable driving experience.

How urgent is it to repair the non-functioning AC in a 2022 Mercedes-Benz GLS63 AMG?

When faced with a non-functioning AC in your 2022 Mercedes-Benz GLS63 AMG, understanding the urgency of the repair is crucial for both comfort and safety. A malfunctioning AC system can quickly turn your driving experience into an uncomfortable ordeal, especially during hot weather, as the cabin can heat up rapidly, leading to a stifling environment that detracts from passenger comfort. Moreover, the safety implications cannot be overlooked; extreme heat can impair the driver’s focus and reaction time, increasing the risk of accidents. Additionally, delaying repairs may exacerbate the issue, potentially leading to more severe damage and higher repair costs in the future. Lastly, maintaining a fully operational AC system is essential for preserving your vehicle's resale value, as prospective buyers are likely to be deterred by any signs of neglect. Therefore, addressing AC issues promptly is not just a matter of comfort but also a critical step in ensuring safety, preventing further damage, and maintaining the overall value of your vehicle.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.