How Much to Replace Thermostat in Car

Unfortunately, thermostats play an essential role in your car. So fixing a car thermostat will usually cost somewhere in the range of $200 to $300.

How long does it take to change a thermostat in a car?

It will take a mechanic between 1 to 2 hours to complete a thermostat replacement service. Depending on the shop you go to, labor can cost between $65 and $100 per hour, so call ahead to get a repair estimate.

How do I know if my thermostat is bad in my car?

One of the first things you will notice is the temperature gauge is higher than normal. It may even start to fluctuate frequently. If you notice the gauge is hovering ¾ of the way from the top, then your thermostat is experiencing damage in the form of overheating. This can soon lead to your engine and car overheating.

Is it expensive to replace a thermostat?

Thermostat Replacement Cost

The average cost to replace a thermostat in a home is $140 to $350, including the unit and professional installation. Thermostat prices range from $15 to $250, depending on the type, brand, and features. Nest thermostat installation costs $100 to $200 for labor if the unit is provided.

Why is my car still overheating after changing thermostat?

If your car is still overheating even after you’ve changed the thermostat, you’re likely dealing with an issue with your radiator. It could be clogged, which would restrict the flow of coolant and cause your radiator to overheat.

What causes a thermostat to fail?

Thermostats fail because they become weak, stuck open or stuck closed. When a thermostat is stuck open, coolant constantly circulates and the engine takes longer to reach operating temperature.

Do car thermostats wear out?

Every vehicle has a thermostat that monitors and regulates the temperature of the coolant in your car’s engine. It is a metal valve that opens and closes based on the temperature and determines the behaviour of the coolant. Since the thermostat keeps working for as long as the car is on, it can wear out eventually.

Will a bad thermostat cause check engine light?

the most noticeable issues occur when the thermostat gets stuck in either the open or closed position. a malfunction can result in a trouble code, generated by the engine’s computer, which can turn on your check engine light.

How do you tell if you need a new thermostat in your car?

If you notice any of these telltale signs, your car may need a new thermostat:
The temperature gauge says the engine is very hot or cold.The engine tends to overheat.The temperature in your car often changes drastically.You have coolant leaking under the car.

What happens when a car thermostat goes bad?

A faulty thermostat will result in strange temperature changes during engine operation. In this case, the thermostat will not get stuck in one position, but there will still be false readings causing control issues. The engine temperature will change unpredictably and the radiator coolant will not flow normally.

Can I replace thermostat myself?

Can I do it myself? An experienced DIY-er can install most programmable thermostats and some smart thermostats. Don’t forget to turn off the breaker to the HVAC equipment!

How long should a thermostat last?

But, just how long will a thermostat last? They generally last about 10 years but can last longer depending on the make, model, and type of thermostat. Over time, these systems start to age and a thermostat may malfunction because of normal wear and tear, dust accumulation, wiring issues, and rusting.

Can a new thermostat be faulty?

If you make changes at the thermostat and get no response whatsoever from your furnace, air conditioner, or heat pump, it could mean the thermostat is bad. Thermostat doesn’t respond to changed settings: When you make temperature settings at your thermostat, it should almost immediately respond to those changes.

Do I have to drain coolant when replacing thermostat?

With a normal top-mounted thermostat you need drain only part of the cooling system . Do not drain it while the engine is hot — you may be scalded. Wait for the engine to cool. Drain the coolant from the radiator tap, or from the bottom hose, until it is below the level of the thermostat housing.