BMW 540I Thermostat Parts

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BMW 540I
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Belts and Cooling
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BMW X5, 540i, 740i, 740iL, 540iT, 540i Sport Wagon, Z8, X5 L
Land Rover Range Rover
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$74.98
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$78.10
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$184.29
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BMW 540i, 740i, 740iL, 540i Sport
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$66.99
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$69.78
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$140.57
BMW X5, 540i, 740i, 740iL, 540iT, 540i Sport Wagon, Z8
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$39.79
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$41.45
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$143.41
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Engine Coolant Thermostat Kit; Thermostat Unit, Thermostat, Thermostat With Characterist 115040 Includes Thermostat Gasket. M850i xDrive. 750i, 750ix. M550ix. X5. 4.4L, main. 2017-19, main. 4.4L twin...
BMW X5, 530i, 540i, 750i, 750i xDrive, X7, M550i xDrive, Alpina B7, M850i xDrive
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$147.99
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$154.16
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$197.17
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BMW 540i, 740i, 740iL, 540i Sport
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$139.99
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$145.82
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$159.20
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BMW 540i, 740i, 740iL
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$121.99
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$127.07
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$127.38
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BMW 540i, 740i, 540i xDrive, 340i, 340i xDrive, 440i, 440i Gran Coupe, M240i, 440i xDrive Gran Coupe, 440i xDrive & more
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$208.99
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$217.70
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$435.44

BMW 540I thermostat typically cost between $39.79 and $208.99.

The BMW 540i thermostat is a device that regulates the engine's operating temperature by controlling the flow of coolant through the engine. It is located between the engine and radiator and acts as a valve that opens and closes to allow coolant to circulate based on the engine's temperature needs. The thermostat ensures that the engine operates at an optimal temperature range for efficient combustion, emission control, and long-term durability. If the thermostat fails, the engine may overheat or run too cool, which can cause damage or poor performance.

Signs of a Faulty BMW 540I Thermostat

Here are some common signs of a faulty BMW 540i thermostat:

  1. Engine overheating: A faulty thermostat can cause the engine to overheat due to improper regulation of coolant flow.
  2. Low heat output: If the thermostat is stuck open, it may not allow the engine to reach its normal operating temperature, resulting in lower heat output.
  3. Coolant leakages: If the thermostat is not able to regulate the coolant flow properly, it can cause leaks in the cooling system.
  4. Poor fuel efficiency: An improperly functioning thermostat can reduce fuel efficiency by causing the engine to run too rich or too lean.
  5. Temperature fluctuations: If the thermostat is not able to regulate the coolant flow properly, the temperature gauge in the car may fluctuate erratically.
  6. Check engine light: A faulty thermostat can also trigger the check engine light in some cars.

Typical Lifespan of a BMW 540I Thermostat

A typical lifespan of a BMW 540i thermostat is around 10 years or 100,000 miles. However, this can vary depending on the specific driving conditions and maintenance practices of the vehicle. It is recommended to have the thermostat checked and replaced if necessary during routine maintenance services.

Buying a BMW 540I Thermostat Online

At AutohausAZ, we take pride in providing our customers with the highest quality automotive products for their BMW 540I, including thermostats. Our vast selection of thermostats ensures that our customers have the option to choose the perfect one for their specific vehicle needs. Additionally, our competitive pricing and excellent customer service make shopping with us a hassle-free experience. Our commitment to providing reliable and durable products ensures that our customers can enjoy their vehicle's optimal performance. Whether you're a professional mechanic or a DIY enthusiast, you can trust us to provide you with the best thermostat options for your BMW 540I. So why wait? Shop with us today and experience the difference for yourself!

Auto Parts We Offer for BMW 540I