2025 Kia Soul Heater Isn't Working

Common Causes of Heater Issues in Your 2025 Kia Soul and How to Resolve Them

Find Repair Location
Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
31% chance it's the
Heater Blower Motor
0%
18% chance it's the
Heater Blower Motor Resistor
0%
51% chance it's
Something else
The most common reasons a 2025 Kia Soul heater isn't working are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.
  • Heater Blower Motor: A faulty heater blower motor can result in inadequate airflow or no air circulation in the cabin, affecting the heating system's performance.
  • Heater Blower Motor Resistor: A faulty heater blower motor resistor can cause inconsistent fan speeds or complete failure of the blower motor.
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 initial diagnostic steps to take when the heater isn't working in a 2025 Kia Soul?

When your 2025 Kia Soul's heater isn't functioning, begin your troubleshooting by checking the thermostat to ensure it is set correctly and operating as it should. A malfunctioning thermostat can significantly impact heating performance. Next, inspect the coolant level in the radiator; low coolant can prevent the system from generating adequate heat. If the coolant level is fine, turn your attention to the heater core, as clogs or leaks here can disrupt the flow of hot coolant. Additionally, assess the blower motor to confirm it is working properly, as a faulty motor will hinder warm air circulation into the cabin. It's also wise to check for air pockets in the cooling system, as these can obstruct coolant flow and lead to heating issues. Finally, ensure that the HVAC controls are functioning correctly, directing hot air into the cabin as intended. By systematically following these steps, you can effectively diagnose and address the heating problems in your Kia Soul.

What are the common problems that could cause the heater to stop working in a 2025 Kia Soul?

When your 2025 Kia Soul's heater stops working, it can be frustrating, but understanding the common problems can help you diagnose the issue effectively. One of the primary culprits is a malfunctioning thermostat, which may prevent the engine from reaching the necessary temperature for heat production. Additionally, low coolant levels can significantly impact the heater's performance, as insufficient coolant leads to poor heat transfer, resulting in cold air blowing from the vents. Another potential issue is the heater core, which can develop clogs or leaks, obstructing the flow of hot coolant and causing heating failures. If the blower motor is not functioning correctly, it will fail to circulate warm air into the cabin, further compounding the problem. A faulty heater control valve can also disrupt the flow of hot coolant to the heater core, while air pockets in the cooling system can hinder proper coolant circulation, leading to inadequate heating. By identifying these common issues, you can take the first steps toward troubleshooting and potentially resolving the heater malfunction in your Kia Soul.

How urgent is it to address the non-functioning heater in a 2025 Kia Soul?

When your 2025 Kia Soul's heater stops working, it’s crucial to act quickly. A malfunctioning heater not only compromises your comfort during cold weather but also poses significant safety risks. Without a functioning heater, defrosting your windshield becomes a challenge, which can severely impair visibility and increase the likelihood of accidents. Moreover, in extreme cold, the absence of heat can lead to serious health concerns, such as frostbite or hypothermia, especially if you find yourself stranded. Additionally, neglecting heater issues can escalate into more severe mechanical problems, potentially resulting in costly repairs down the line. Therefore, addressing a non-functioning heater promptly is essential for ensuring a safe and comfortable driving experience in your Kia Soul.

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.