2017 BMW 535i GT AC Isn't Working

Common Causes of AC Malfunctions in Your 2017 BMW 535i GT and How to Resolve 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 BMW 535i GT 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 steps should I take to diagnose the AC issue in my 2017 BMW 535i GT?

When diagnosing the AC issue in your 2017 BMW 535i GT, it's essential to adopt a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Begin by inspecting the air filters, as clean filters are crucial for optimal airflow and cooling efficiency. Next, assess the refrigerant levels; low levels may suggest a leak or other underlying problems that require attention. Following this, examine the AC compressor for any signs of wear or damage, as a malfunctioning compressor can significantly hinder cooling performance. Additionally, test the thermostat to ensure it regulates temperature effectively, as a faulty thermostat can disrupt the entire AC system. Be vigilant for any visible leaks within the AC system, as these can indicate serious issues that need immediate repair. Finally, check all electrical connections related to the AC system, ensuring they are secure and free from corrosion, as faulty connections can lead to operational failures. By methodically following these steps, you can accurately diagnose the AC issue and determine the necessary repairs to restore your vehicle's comfort.

What are the common problems that could cause the AC system to stop working in a 2017 BMW 535i GT?

When the AC system in your 2017 BMW 535i GT ceases to function, it can be frustrating, but understanding the common problems can help you diagnose the issue effectively. One of the primary culprits is low refrigerant levels, which can significantly hinder the cooling process. If you suspect this, checking for leaks and recharging the system may be necessary. Another frequent issue is a faulty compressor; if the compressor is not engaging, it may need replacement or repair. Additionally, electrical problems such as blown fuses or damaged wiring can disrupt the AC's operation, so inspecting these components is crucial. A clogged or leaking condenser can also impede performance, often requiring cleaning or replacement to restore functionality. Lastly, if you notice inadequate airflow, the blower motor might be at fault, and testing or replacing it could resolve the issue. By systematically addressing these potential problems, you can effectively troubleshoot and potentially fix your AC system, ensuring a comfortable driving experience.

How urgent is it to address the AC failure in a 2017 BMW 535i GT?

When dealing with an AC failure in a 2017 BMW 535i GT, it is crucial to recognize the urgency of the situation. A malfunctioning AC system can significantly impact your driving comfort, especially during hot weather or long trips, making it essential to address the issue promptly. Moreover, the safety implications cannot be overlooked; extreme heat can lead to driver distraction and discomfort, which may compromise focus on the road. By resolving the AC problem quickly, you not only enhance your driving experience but also contribute to a safer environment for everyone in the vehicle. Additionally, neglecting the AC system can lead to more severe issues within the vehicle's cooling system, resulting in costly repairs down the line. Timely maintenance can prevent these complications and save you money in the long run. Lastly, keeping the AC in good working order is vital for maintaining the overall condition of your vehicle, which can positively influence its resale value. Therefore, while it may not seem like an emergency, addressing AC failure in your BMW should be a priority to ensure comfort, safety, and the longevity of your vehicle.

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