{100% Fixed} Chevy Traverse AC Light Blinking: Causes and Solutions!

If you own a Chevy Traverse and your AC light is blinking, it can be frustrating and worrying at the same time. You may wonder if it’s a serious problem or just a minor issue. In this article, we will discuss the possible causes of the Chevy Traverse AC light blinking and how to solve it.

What does a blinking AC light mean?

When the AC light in your Chevy Traverse is blinking, it means that there is a problem with your air conditioning system. It could be a minor issue or a significant problem that needs to be fixed immediately. The blinking light is a signal that something is not working correctly.

Reasons why Chevy Traverse AC light is blinking

There are several reasons why your Chevy Traverse AC light is blinking. Here are some of the common causes:

2.1. Low refrigerant level

Low refrigerant level is one of the most common reasons why the AC light in Chevy Traverse is blinking. If the refrigerant level is low, it means that there is a leak in the system. The refrigerant is essential for the air conditioning system to work correctly. If the refrigerant level is low, the AC system will not function correctly, and the AC light will blink.

2.2. Malfunctioning compressor

The compressor is responsible for compressing the refrigerant and circulating it throughout the air conditioning system. If the compressor is malfunctioning, it will not be able to do its job correctly, and the AC light will blink.

2.3. Faulty AC pressure switch

The AC pressure switch is responsible for turning off the AC system if the pressure in the system is too high or too low. If the AC pressure switch is faulty, it may turn off the AC system even if the pressure is within the normal range, causing the AC light to blink.

2.4. Electrical problems

Electrical problems such as damaged wires or connectors can cause the AC light to blink. If there is a problem with the electrical system, the AC system may not function correctly, and the AC light will blink.

2.5. Dirty or clogged air filter

If the air filter is dirty or clogged, it can restrict the airflow, causing the AC system to work harder than it should. This can cause the AC light to blink.

2.6. Blown fuse or damaged relay

If the fuse or relay that controls the AC system is blown or damaged, the AC system will not function correctly, and the AC light will blink.

2.7. Defective thermostat

The thermostat is responsible for regulating the temperature in the air conditioning system. If the thermostat is defective, it may not be able to control the temperature correctly, causing the AC light to blink.

2.8. Broken condenser fan

The condenser fan is responsible for removing the heat from the refrigerant. If the condenser fan is broken, it will not be able to cool the refrigerant correctly, causing the AC light to blink.

2.9. Failed evaporator temperature sensor

The evaporator temperature sensor is responsible for detecting the temperature of the evaporator. If the sensor fails, it may send incorrect signals to the AC system, causing the AC light to blink.

2.10. AC clutch failure

The AC clutch is responsible for engaging and disengaging the compressor. If the AC clutch fails, it may not be able to engage the compressor correctly, causing the AC light to blink.

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3. How to troubleshoot a blinking AC light in Chevy Traverse?

Here are some troubleshooting steps you can take if your Chevy Traverse AC light is blinking:

3.1. Check the refrigerant level

The first thing you should do is check the refrigerant level. If the refrigerant level is low, you need to locate and repair the leak and then recharge the system with the correct amount of refrigerant.

3.2. Inspect the compressor

Inspect the compressor for any signs of damage or wear. If the compressor is damaged, it may need to be replaced.

3.3. Test the AC pressure switch

Test the AC pressure switch to ensure that it is working correctly. If the pressure switch is faulty, it may need to be replaced.

3.4. Check the electrical connections

Inspect the electrical connections for any signs of damage or wear. Repair or replace any damaged wires or connectors.

3.5. Replace the air filter

If the air filter is dirty or clogged, replace it with a new one.

3.6. Inspect the fuse and relay

Check the fuse and relay that control the AC system for any signs of damage or wear. Replace any blown fuses or damaged relays.

3.7. Test the thermostat

Test the thermostat to ensure that it is working correctly. If the thermostat is defective, it may need to be replaced.

3.8. Check the condenser fan

Inspect the condenser fan for any signs of damage or wear. Replace the fan if it is broken.

3.9. Replace the evaporator temperature sensor

If the evaporator temperature sensor is faulty, replace it with a new one.

3.10. Repair or replace the AC clutch

If the AC clutch is not engaging correctly, it may need to be repaired or replaced.

If your Chevy Traverse AC light is blinking, it’s essential to address the issue as soon as possible. The causes of a blinking AC light can range from minor issues to significant problems that require immediate attention. By following the troubleshooting steps outlined in this article, you can identify the cause of the problem and take the necessary steps to fix it.

5. FAQs

  1. What does a blinking AC light mean in a Chevy Traverse?

A blinking AC light in a Chevy Traverse means that there is a problem with the air conditioning system.

  1. What are the common causes of a blinking AC light in a Chevy Traverse?

The common causes of a blinking AC light in a Chevy Traverse are low refrigerant level, malfunctioning compressor, faulty AC pressure switch, electrical problems, dirty or clogged air filter, blown fuse or damaged relay, defective thermostat, broken condenser fan, failed evaporator temperature sensor, and AC clutch failure.

  1. How do I fix a blinking AC light in my Chevy Traverse?

To fix a blinking AC light in your Chevy Traverse, you can follow the troubleshooting steps outlined in this article. These steps include checking the refrigerant level, inspecting the compressor, testing the AC pressure switch, checking the electrical connections, replacing the air filter, inspecting the fuse and relay, testing the thermostat, checking the condenser fan, replacing the evaporator temperature sensor, and repairing or replacing the AC clutch.

  1. Can I continue to use my Chevy Traverse with a blinking AC light?

It’s not recommended to continue using your Chevy Traverse with a blinking AC light. Driving with a malfunctioning air conditioning system can cause further damage and may result in costly repairs.

  1. How much does it cost to repair a blinking AC light in a Chevy Traverse?

The cost of repairing a blinking AC light in a Chevy Traverse depends on the cause of the problem. Minor issues such as a low refrigerant level or a dirty air filter can be fixed relatively inexpensively. However, significant problems such as a malfunctioning compressor or a failed evaporator temperature sensor can be more costly to repair.


In conclusion, a blinking AC light in your Chevy Traverse can be an indication of several different problems with your air conditioning system. By identifying the cause of the issue and taking the necessary steps to fix it, you can ensure that your air conditioning system is working correctly and efficiently. Remember to follow the troubleshooting steps outlined in this article and consult with a qualified mechanic if you are unsure how to proceed.

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