As a Chevy Cruze car owner, one of the most frustrating issues you may face is when your AC stops working. Many Chevy Cruze owners have experienced this issue and it’s important to understand the possible reasons behind it and how to troubleshoot them.
In this guide, we’ll discuss some common causes for a non-functioning AC in your Chevy Cruze and provide solutions to get your AC working again.
Why is my Chevy Cruze AC not cooling?
There are several reasons why the AC in your Chevy Cruze may not be working properly. Some possible causes include:
- Low refrigerant levels
- Faulty compressor
- Blocked or clogged condenser
- Damaged AC hoses
- Malfunctioning thermostat
- Blocked air vents
- Faulty blower motor resistor
- Broken AC control module
Low refrigerant levels
If your AC is blowing warm air, it could be due to low levels of refrigerant in the system. This can happen over time as the refrigerant naturally leaks out.
Refrigerant is a fluid that circulates through the AC system and helps to cool the air. It’s usually located under the hood in a canister or container.
Reasons: The most common reason for low refrigerant levels is a leak in the AC system. This can be caused by wear and tear over time, or from outside elements such as debris or road damage.
Symptom/sign: Some signs to look out for that may indicate low refrigerant levels include warm air blowing from the AC vents, a clicking noise coming from the AC compressor, and visible leaks or damage in the AC system.
How to inspect: If you suspect that your AC is not working due to low refrigerant levels, you can visually inspect the AC system for any leaks or damage. You can also use a pressure gauge to check the refrigerant levels and see if they are below the recommended range.
Another way to check for low refrigerant levels is by monitoring the temperature of the air coming from the AC vents. If it is consistently warm or not as cold as it should be, this could indicate a problem with the refrigerant levels.
You may also notice that your AC system is not cooling as effectively as it used to, which could be a sign of low refrigerant levels.
Self-repair: It is possible to purchase a recharge kit and refill the refrigerant yourself. However, this should only be done as a temporary solution until you can bring your car to a professional for proper diagnosis and repairs.
Solutions: If you suspect that your Chevy Cruze AC is not working due to low refrigerant levels, it is best to have a professional diagnose and fix the issue.
Attempting to refill or repair the refrigerant yourself can be dangerous and may result in further damage to your AC system.
It’s important to consult a certified mechanic who specializes in AC repairs for proper diagnosis and safe repairs. They can also perform a leak test to determine the source of the low refrigerant levels and address any other potential issues with your AC system.
Faulty compressor
Another common reason for a Chevy Cruze AC not working is a faulty compressor. The compressor is responsible for pressurizing and circulating the refrigerant throughout the system. If it fails, there will be no cool air coming from your AC vents.
The compressor is one of the essential components of your Chevy Cruze AC system. It is responsible for pressurizing and circulating the refrigerant, which is what cools the air before it enters your car’s cabin. Without a functioning compressor, your AC system will not be able to cool the air, leading to warm or hot air coming from your vents.
The location of the AC compressor in a Chevy Cruze can vary depending on the year and model.
In most cases, you can find it on the engine’s front side, near the bottom. However, it is always best to consult your owner’s manual or seek professional help for accurate information on your specific vehicle.
Reasons: A faulty compressor can be caused by a variety of reasons, including wear and tear, electrical issues, or lack of maintenance.
Symptom/sign: In addition to no cold air, a faulty compressor may also cause strange noises or vibrations coming from your AC system.
How to inspect: You can visually inspect the compressor for any visible damage or leaks. You can also use a multimeter to check the electrical connections and ensure they are receiving power. If you suspect a faulty compressor, it is best to have it replaced by a professional mechanic.
Self-repair: Unfortunately, there is not much that an owner can do to fix a faulty compressor on their own. It is a complex and critical component of the AC system and requires specialized knowledge and equipment to properly diagnose and repair.
Attempting to fix it without proper training could potentially cause further damage or safety issues. It is best to leave this task to a certified mechanic for the best and safest results.
Solutions: If a faulty compressor is determined to be the cause of your Chevy Cruze AC not working, it will need to be replaced by a certified mechanic.
They will also check and possibly replace any other components that may have been damaged due to the failed compressor. Regular maintenance can help prevent future issues with your compressor.
Blocked or clogged condenser
Another common reason for a Chevy Cruze AC not working is a blocked or clogged condenser.
The condenser is responsible for converting the hot refrigerant gas into a cool liquid. If it becomes blocked or clogged, it can restrict airflow and cause your AC to stop working.
The condenser is typically located in the front of your vehicle, near the radiator.
Reasons: The condenser can become blocked due to debris and dirt buildup, which can be caused by driving in dusty or dirty environments. It can also be clogged by leaves or other foreign objects getting stuck in the fins.
Symptom/sign: If your condenser is blocked or clogged, you may notice reduced airflow from the AC vents or warm air blowing instead of cool air.
How to inspect: To inspect the condenser, visually check for any debris or damage. If you notice that the fins are bent or damaged, it may be causing a restriction in airflow and can be a potential cause of your Chevy Cruze AC not working.
If your vehicle has a digital climate control panel, it may display an error code indicating a problem with the condenser.
Some common error codes related to a faulty condenser include:
- PAG or “Poor Airflow to Ground”
- PAG 1 or “Poor Airflow to Ground – Left Side”
- PAG 2 or “Poor Airflow to Ground – Right Side”
- B1400 or “Electronic Heater Control Panel (EHCP) A/C Request Signal Performance”
- B1401 or “Electronic Heater Control Panel (EHCP) A/C Request Signal Circuit Open”
- and many others, depending on the specific issue.
Self-repair: Cleaning your condenser is one task that an owner can do to potentially fix a clogged or blocked condenser.
Start by disconnecting the negative terminal from your car battery and locating the condenser. Then, using compressed air or a gentle stream of water, remove any debris or build-up from the fins of the condenser.
Reconnect your battery and test your AC to see if it is now working. If not, it may be necessary to take your vehicle to a certified mechanic for further diagnosis and repair.
Solutions: To fix a blocked or clogged condenser, it is best to have it cleaned by a professional mechanic. They will use specialized tools and techniques to properly clean and clear any obstructions.
Regularly cleaning your car’s exterior can also help prevent debris buildup on the condenser.
Additionally, replacing your cabin air filter every 12,000 to 15,000 miles can also help maintain proper airflow and prevent debris from entering the system.
Damaged AC hoses
Another potential cause of a Chevy Cruze AC not working is damaged AC hoses.
AC hoses are the tubes that carry refrigerant and compressed gas throughout your car’s AC system.
They are located under the hood, typically near the engine or radiator.
Reasons: These hoses can become damaged due to wear and tear, age, or external factors such as road debris.
When AC hoses are damaged, they can cause a leak in the system, leading to a loss of refrigerant and reduced AC performance. This can result in your AC not blowing cold air or not working at all.
Symptom/sign: If your AC hoses are damaged, you may notice reduced airflow from the vents or leaks in the system.
How to inspect: To inspect the AC hoses, visually check for any cracks, holes, or other signs of damage. You can also perform a simple pressure test to check for leaks.
Self-repair: In some cases, small cracks or holes in AC hoses can be repaired using a specially formulated sealant. However, it is important to note that this may only be a temporary fix and it is best to have the hoses replaced by a professional mechanic for long-term reliability.
Solutions: To properly repair damaged AC hoses, a mechanic will need to replace them with new ones. They will also check for any underlying issues that may have caused the damage and make necessary repairs.
Malfunctioning thermostat
A malfunctioning thermostat can also be a reason for a Chevy Cruze AC not working.
The thermostat is responsible for regulating the temperature of the air conditioning system and ensuring that it functions properly.
When the thermostat malfunctions, it may not accurately read the temperature, causing the AC to blow warm or cold air instead of the desired temperature.
Reasons: This can be caused by electrical issues or a faulty thermostat sensor.
The thermostat in a Chevy Cruze is typically located near the engine and connected to the radiator.
Symptom/sign: If your AC is blowing warm or cold air, even when the temperature is set correctly, it could be a sign of a malfunctioning thermostat.
How to inspect: A mechanic can use a diagnostic tool to check for any error codes related to the thermostat. They may also visually inspect the sensor and wiring for any signs of damage or corrosion.
The error codes may vary depending on the specific issue with the thermostat. Some common error codes related to a malfunctioning thermostat include
- P0128 (engine coolant temperature below thermostat regulating temperature)
- B1411 (temperature control 2 circuit failure)
Self-repair: If you have experience with car repairs, you may be able to replace a faulty thermostat yourself. However, it is recommended to consult a mechanic for proper installation and to ensure that the issue is properly resolved.
Solutions: A mechanic will likely need to replace the malfunctioning thermostat with a new one. They may also clean or replace any damaged wiring or sensors.
Blocked air vents
Another common issue with AC systems is blocked air vents. If your AC is not blowing enough cold air, check to see if the air vents are clear of any obstructions.
Air vents are typically located on the dashboard of the car, near the front windshield. You may need to remove any items or debris from these vents to allow for proper airflow.
Reasons: Blockages can be caused by dust, debris, or even pet hair.
Symptom/sign: If you notice decreased airflow from the vents or warm air coming out of them, it could be a sign of blockage.
How to fix: Use a vacuum or compressed air to clear out any debris from the vents. If there is excessive buildup, you may need to remove the vent covers and clean them with soap and water.
Faulty blower motor resistor
The blower motor resistor is an electrical component that controls the speed of the fan in your car’s AC system. It is responsible for regulating the amount of electricity sent to the blower motor, which determines how fast or slow the fan will spin.
This allows for different levels of airflow to be produced from the vents. Without a functioning blower motor resistor, you may experience issues with the fan not working at all, or only working at one speed.
Reasons: The blower motor resistor can fail due to age, constant use, or electrical issues.
Symptom/sign: If you are unable to adjust the speed of the fan or there is no air coming from the vents, it could be a sign of a faulty blower motor resistor.
How to inspect: Check the blower motor resistor for any visible signs of damage, such as burning or melting. You can also use a multimeter to test its functionality.
If you suspect that the blower motor resistor is the culprit behind your Chevy Cruze’s AC not working, you can use a multimeter to test its functionality. Here’s how:
- Turn off the car and open the hood.
- Locate the blower motor resistor, typically located near the blower motor under the dashboard on the passenger side of the vehicle.
- Disconnect the electrical connector from the resistor by pressing down on the clip and pulling it out.
- Set your multimeter to measure resistance (ohms).
- Touch one end of the multimeter’s probes to each terminal on the blower motor resistor.
- A functioning resistor should show a resistance reading within the manufacturer’s specifications, typically between 0-4 ohms.
- If there is no reading or an extremely high one, this indicates that the blower motor resistor is faulty and needs to be replaced.
- Reconnect the electrical connector and turn on the car to test if the AC is now working properly.
If the blower motor resistor is damaged, it should be replaced immediately as leaving it could cause further damage to the AC system.
Solutions: A mechanic will need to replace the failed blower motor resistor with a new one. They may also inspect other components of the AC system for any potential issues.
Broken AC control module
Another possible cause of your Chevy Cruze’s AC not working is a malfunctioning AC control module. This component controls the fan speed and temperature settings for the AC system.
The AC control module is a small electronic device that communicates with the car’s computer to control the operation of the AC system.
It receives signals from various components, such as the temperature sensor and blower motor resistor, and adjusts the fan speed and temperature accordingly.
Reasons: The AC control module may encounter issues due to water or heat damage, electrical problems, or simply wear and tear over time.
Symptom/sign: Signs of a faulty AC control module include the AC blowing only cold air or only hot air, or the fan operating at inconsistent speeds.
How to inspect: Use a multimeter to test the voltage output of the AC control module. If there is no voltage output, the module may be damaged and needs to be replaced.
If the AC control module is not functioning properly, it may trigger a specific error code on your car’s computer. This can be checked using an OBD-II scanner.
The specific error code will vary depending on the make and model of your car, but it may indicate a malfunction in the AC control module or related components.
Self-repair: Replacing the AC control module is a complex task and requires technical knowledge and experience. It is recommended to have a professional mechanic handle this repair.
Solutions: A mechanic will need to replace the faulty AC control module with a new one. They may also check for any other potential issues with the AC system.
FAQs
How much does it cost to fix the AC in Chevy Cruze?
The cost of repairing a non-functioning AC in your Chevy Cruze can vary depending on the cause of the issue. On average, it can cost anywhere from $150 to $800 for repairs. However, this cost could be significantly higher if major components such as the compressor need to be replaced.
What should I do if my Chevy Cruze AC smells bad?
If your Chevy Cruze AC is emitting a foul odor, it could be due to mold or bacteria growth in the system. This can be fixed by getting an AC system cleaning, which would typically cost around $50-$100. If the odor persists, it could indicate a more serious issue and should be checked by a mechanic.
Can I fix my Chevy Cruze AC myself, or do I need a professional?
While some minor issues with the AC system can be fixed by DIY enthusiasts, replacing the AC control module requires technical knowledge and experience.
It is recommended to have a professional mechanic handle this repair for the safety and proper functioning of your car’s AC system.
These tasks can be done with basic tools and do not require extensive technical knowledge.
- Checking and replacing a blown fuse
- Recharging the refrigerant (if there are no leaks)
- Cleaning or replacing the air filter
- Checking for any loose connections or damaged wiring
It is important to note that attempting to fix more complex issues without proper knowledge and experience can cause further damage to your car’s AC system and should be avoided.
Does Chevy Cruze have a cooling system recall?
There have been recalls on certain models of Chevy Cruze for issues related to the cooling system.
Some models of the 2011-2014 Chevy Cruze were recalled due to a potential issue with the engine’s cooling system. This issue could cause the engine to overheat and potentially lead to a fire.
Other recalls for certain Cruze models include issues with the airbag deployment, steering, and transmission.
How do I check for Recalls on my Chevy Cruze?
To check if your Chevy Cruze has any open recalls, you can visit the official Chevrolet website and enter your vehicle’s VIN (Vehicle Identification Number).
The official Chevrolet website is www.chevrolet.com.
You can also check for recalls on your Chevy Cruze by contacting your local dealership or calling the National Highway Traffic Safety Administration (NHTSA) Vehicle Safety Hotline at 1-888-327-4236 and providing them with your VIN.
Alternatively, you can contact your local dealership or a certified mechanic who can run a recall check for you.
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