How long does Subaru thermostat last?
As a seasoned auto service provider, I often get asked about the lifespan of various car components, including the thermostat in Subaru vehicles. Understanding how long a thermostat lasts can help you maintain your vehicle effectively and avoid unexpected breakdowns. In this article, we will explore the typical lifespan of a Subaru thermostat, factors that influence its longevity, and signs that it may need replacement.
Typical Lifespan of a Subaru Thermostat
Generally, a Subaru thermostat can last anywhere from 10 to 15 years or approximately 100,000 to 150,000 miles. However, this can vary based on several factors, including driving conditions, maintenance practices, and the specific model of the Subaru.
Factors Influencing Thermostat Longevity
Several factors can affect how long your Subaru thermostat will last:
- Driving Conditions: Frequent short trips, stop-and-go traffic, and extreme weather conditions can put additional stress on the thermostat.
- Coolant Quality: Using the right type of coolant and maintaining proper coolant levels can help prevent corrosion and buildup that may affect the thermostat's performance.
- Regular Maintenance: Routine checks and maintenance of your cooling system can help identify potential issues before they lead to thermostat failure.
- Vehicle Age: Older vehicles may have components that are more prone to wear and tear, including the thermostat.
Signs Your Subaru Thermostat Needs Replacement
Being aware of the signs that your thermostat may be failing can save you from more significant issues down the road. Look out for the following symptoms:
- Overheating Engine: If your engine temperature gauge is consistently high, it may indicate a malfunctioning thermostat.
- Coolant Leaks: Puddles of coolant under your vehicle can suggest a thermostat issue or a problem with the cooling system.
- Unusual Temperature Fluctuations: If your temperature gauge fluctuates between hot and cold, it could be a sign that the thermostat is stuck open or closed.
- Heater Performance Issues: If your cabin heater is not producing warm air, it may be due to a thermostat that is not functioning correctly.
Conclusion
In summary, a Subaru thermostat typically lasts between 10 to 15 years or 100,000 to 150,000 miles, but various factors can influence its lifespan. Regular maintenance and being vigilant about the signs of failure can help ensure your vehicle runs smoothly. If you suspect your thermostat may be failing, it's best to consult with a professional mechanic to avoid further complications.
Frequently Asked Questions
What are the signs of a failing thermostat?
What Are the Signs of a Bad or Broken Thermostat?
- The AC or Furnace Won't Come On.
- The HVAC System Won't Turn Off.
- The Thermostat Is Unresponsive.
- The HVAC System Short-Cycles.
- The Room Temperature Doesn't Match the Thermostat Setting.
- The Programmed Settings Reset Themselves.
- Check and Adjust the Settings.
How long does a Subaru water pump last?
A failing water pump can also leak causing further loss of coolant. Water pumps are designed to last at least 100,000 miles, however, if your water pump fails, you should replace it with a high-quality original-equipment level unit.
When to change a Subaru thermostat?
When to consider replacing the engine cooling system thermostat:
- Engine overheats. A thermostat with the valve stuck closed is a common cause of engine overheating.
- Temperature gauge reads too low or too high.
- Cooling system repairs.
How can I tell if my cars thermostat is bad?
5 Signs Your Thermostat Is Broken
- You Notice Erratic Temperature Changes.
- You Find Incorrect Readings on the Temperature Gauge.
- Your Vehicle Makes Concerning Noises.
- You Find Coolant Leaks.
- You Notice Problems with the Heating System.
What are the symptoms of a bad thermostat in a car?
Accurate Auto lists these signs below.
- Odd Temperature Gauge Readings. Your temperature gauge should register cold when you first start your car and slowly build up to normal as the engine warms up.
- Air Temperature Changes.
- Coolant Leaks.
- Strange Sounds.
- Heater Problems.
What is the life expectancy of a thermostat?
about 10 years
The Lifespan of a Thermostat
On average, most thermostats last about 10 years, depending on the model, usage, and proper maintenance. However, many people decide to replace their unit sooner to take advantage of new energy-saving technologies.
How do I know if my Subaru thermostat is bad?
Strange Sounds and Temperature Changes
You may hear rumbling, boiling, or knocking coming from the radiator. All these signs point to an issue with your car's cooling system. The thermostat also affects the temperature of air that flows in your vehicle through the vents.
Can I drive a car with a bad thermostat?
If you drive with a bad thermostat, your car could overheat, causing severe and expensive engine damage. And while it's technically possible to drive without a thermostat, we don't recommend it. Your car will not reach an acceptable operating temperature, resulting in higher fuel consumption and excessive engine wear.
How long do Subaru thermostats last?
A car thermostat is designed to last a long time – typically around 100,000 miles or 10 years. However, various factors can impact its lifespan. First, driving conditions play a role. If you regularly drive in hot weather or stop-and-go traffic, your thermostat may suffer additional stress.
Do subarus have two thermostats?
And you got this little itty bitty baby one what's that about well modern subarus. Again most of them not all of them. Have two thermostats. One is for your engine coolant. And one is for your cvt.
