2015 BMW 535i GT XDrive AC Isn't Working

Common Causes of AC Malfunctions in Your 2015 BMW 535i GT xDrive and How to Fix 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 2015 BMW 535i GT xDrive 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 short circuit in the wiring can disrupt the electrical signals needed for proper operation of 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 common problems that could cause the AC to stop working in a 2015 BMW 535i GT xDrive?

When dealing with a malfunctioning air conditioning system in a 2015 BMW 535i GT xDrive, it's crucial to understand the common problems that may be at play. One of the first things to check is the refrigerant levels; both low and overcharged refrigerant can lead to inadequate cooling. If the refrigerant is fine, the next step is to inspect the compressor, as a malfunction here can prevent the AC from functioning altogether. Additionally, a clogged cabin air filter can restrict airflow, making it seem like the AC is not working effectively. It's also important to examine the condenser and evaporator coils for dirt buildup, which can hinder performance. A sluggish blower motor may not circulate air properly, while a faulty blend door actuator can disrupt temperature control. Other components to consider include the evaporator temperature sensor and AC pressure sensor, both of which can affect system operation if defective. Lastly, don’t overlook the possibility of a blown fuse or relay, as these can easily interrupt the AC's functionality. By systematically checking these components, you can identify and resolve the issues affecting your vehicle's air conditioning system.

How urgent is it to repair the non-functioning AC in a 2015 BMW 535i GT xDrive?

When it comes to repairing the non-functioning AC in your 2015 BMW 535i GT xDrive, the urgency of the repair cannot be overstated. A malfunctioning AC system not only detracts from your driving comfort, especially during sweltering summer months, but it can also pose safety risks. For instance, inadequate ventilation can lead to foggy windows, impairing visibility and increasing the likelihood of accidents. Moreover, neglecting AC issues can result in more severe damage over time, leading to costly repairs that could have been avoided with timely intervention. Additionally, a well-functioning AC system plays a crucial role in maintaining your vehicle's resale value; potential buyers are often deterred by vehicles with neglected maintenance. Therefore, addressing AC problems promptly is essential for ensuring a safe, comfortable, and valuable driving experience.

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