2016 GMC Acadia AC Isn't Working

Common Causes of AC Failure in Your 2016 GMC Acadia and How to Restore Comfort in Your Vehicle

Find Repair Location
Reviewed by
Bo Fader
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 2016 GMC Acadia 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 steps to diagnose the AC issue in a 2016 GMC Acadia?

To effectively diagnose an AC issue in a 2016 GMC Acadia, it is essential to adopt a methodical approach that begins with the simplest checks before progressing to more complex diagnostics. Start by inspecting the air filters, as dirty or clogged filters can significantly restrict airflow and hinder AC performance. Next, assess the refrigerant levels; low levels may indicate a leak, which is critical to address promptly. After that, examine the compressor for any signs of damage or malfunction, as it is integral to the AC system's operation. Testing the thermostat is also crucial, as a faulty thermostat can lead to inconsistent cooling. Continue by checking for any visible leaks in the AC system, as these can severely impact cooling efficiency. Additionally, evaluate the electrical components, since faulty wiring can contribute to AC problems. Finally, monitor the overall cooling performance of the AC system, paying attention to any irregularities that may signal deeper issues. By following this structured diagnostic approach, you can effectively identify and resolve AC problems in your GMC Acadia, ensuring optimal performance and comfort.

What are the common problems that could cause the AC to stop working in a 2016 GMC Acadia?

When the air conditioning system in a 2016 GMC Acadia fails to deliver cool air, it can be frustrating, but understanding the common problems can help you diagnose the issue. One of the primary culprits is low refrigerant levels, which can occur due to leaks or insufficient charging, preventing the system from cooling effectively. Another frequent issue is a faulty compressor; if the compressor is not functioning properly, it will not circulate the refrigerant, leading to a lack of cold air. Additionally, electrical problems such as blown fuses or damaged wiring can disrupt the AC's operation, making it essential to check these components. Clogged or leaking condensers can also hinder the system's performance, as they are crucial for dissipating heat. Lastly, malfunctioning cooling fans can prevent the AC from cooling efficiently by failing to remove heat from the system. By identifying these common problems, DIYers can take the first steps toward restoring their vehicle's air conditioning functionality.

How urgent is it to address the non-functioning AC in a 2016 GMC Acadia?

When faced with a non-functioning air conditioning system in your 2016 GMC Acadia, it is crucial to recognize the urgency of the situation. A malfunctioning AC can significantly diminish the comfort of your driving experience, especially during sweltering summer months or on long road trips, where high temperatures can make the cabin unbearable for everyone inside. Beyond mere discomfort, the absence of a working AC can pose serious safety risks; extreme heat can lead to fatigue and impair your focus, increasing the likelihood of accidents. Additionally, neglecting the issue may result in further damage to the AC system, leading to more extensive repairs and higher costs in the future. Lastly, maintaining a fully operational AC system is essential for preserving your vehicle's resale value, as potential buyers often look for well-maintained features. Therefore, while it may not seem like an immediate emergency, prioritizing the repair of your AC system is vital for ensuring a safe, comfortable, and valuable driving experience.

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.

2016 GMC Acadia AC Troubleshooting Tips & Common Issues