2017 Hyundai Tucson Is Overheating

Common Causes of Overheating in Your 2017 Hyundai Tucson and How to Resolve Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
24% chance it's the
Thermostat
0%
41% chance it's the
Coolant leak (water pump, radiator, hose etc.)
0%
32% chance it's the
Radiator Fan
0%
3% chance it's
Something else
The most common reasons a 2017 Hyundai Tucson is overheating are a coolant leak (water pump, radiator, hose etc.), the radiator fan, or a failed thermostat.
  • Thermostat: A faulty thermostat can cause the engine to overheat or run too cool by failing to regulate the flow of coolant properly.
  • Coolant leak (water pump, radiator, hose etc.): A coolant leak can occur due to a damaged hose, a failing water pump, or a compromised radiator, leading to loss of coolant and potential engine overheating.
  • Radiator Fan: A faulty radiator fan can lead to engine overheating due to insufficient airflow over the radiator.
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 for a 2017 Hyundai Tucson that is overheating?

When your 2017 Hyundai Tucson is experiencing overheating, it's essential to adopt a systematic diagnostic approach to identify the root cause effectively. Start by checking the coolant level in both the radiator and the reservoir, as insufficient coolant can lead to overheating. If the coolant level is low, top it up and monitor for any leaks in the cooling system, including hoses, the radiator, and the water pump, as these can significantly impact coolant levels. Next, inspect the radiator cap for any signs of damage, as a faulty cap can disrupt the system's pressure and contribute to overheating. Ensure that the cooling fans are operational, as they play a crucial role in maintaining airflow through the radiator. Additionally, test the thermostat to confirm it opens and closes at the correct temperatures, as a malfunctioning thermostat can restrict coolant flow. Don't overlook the water pump; check for leaks or signs of failure, as it is vital for proper coolant circulation. Finally, inspect the radiator and hoses for any clogs that could impede coolant flow. By following these steps, you can effectively diagnose and address the overheating issue in your Tucson, ensuring a smoother and safer driving experience.

What are the common problems that could cause a 2017 Hyundai Tucson to overheat?

When a 2017 Hyundai Tucson begins to overheat, it’s crucial to identify the underlying problems to prevent serious engine damage. One of the most frequent culprits is low coolant levels, which can occur due to evaporation or leaks in the system. Inspecting the coolant reservoir and radiator for any signs of leaks is a good starting point. Additionally, a faulty thermostat can disrupt the flow of coolant, so checking its functionality is essential. If the cooling fan is not operating correctly, whether due to a malfunctioning motor or relay, it can significantly hinder the cooling process, leading to overheating. Clogged radiators can also impede coolant flow, so flushing the radiator may be necessary. Lastly, a failing water pump can prevent proper circulation of coolant, exacerbating overheating issues. By systematically checking these components, DIYers can effectively troubleshoot and address overheating problems in their Hyundai Tucson.

How urgent is it to address the overheating issue in a 2017 Hyundai Tucson?

Addressing the overheating issue in your 2017 Hyundai Tucson is not just a matter of convenience; it is crucial for the safety and longevity of your vehicle. Overheating can lead to severe engine damage, which may result in costly repairs or even complete engine failure if left unchecked. The symptoms of overheating should never be ignored, as they can escalate quickly, leading to more significant complications that could compromise your vehicle's performance. Regular maintenance and immediate attention to any signs of overheating can help you avoid these dire consequences, ensuring that your Tucson remains reliable and efficient. By prioritizing this issue, you not only protect your investment but also enhance your driving experience, making it essential to act promptly when you notice any signs of overheating.

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2017 Hyundai Tucson Overheating: Causes & Repair Costs