How to service the thermostat on a 3.0L engine on Ford Fusion?

You must first put the vehicle into neutral gear then set it on a hoist for servicing the thermostat of a 3.0L engine. Remove the cooling system liquid then remove the upper radiator-to-thermostat housing hose for later safekeeping. The service begins by unscrewing the three bolts which fasten the thermostat housing cover then removing its O-ring seal and thermostat from the housing. You should inspect the O-ring seal while cleaning it before installing a new one if required. For installing the new thermostat you must first apply clean engine coolant to lubricate the O-ring seal before setting the bolts at 10 Nm (89 inch lbs.). To complete the service you must install the thermostat using the backward procedures and perform cooling system filling and bleeding steps.

OEM Ford Fusion Thermostat

Engine Coolant Thermostat

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9 Thermostats found

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Ford Fusion Thermostat Housing Part Number: 3M4Z-8575-B
$30.23 MSRP: $48.00
You Save: $17.77 (38%)
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat Kit; Thermostat Housing Cover; Thermostat Integral; Thermostat, Coolant
- Replaces: 3M4Z-8575-A, 3M4Z-8575-AB
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2020 Ford Fusion | Base, High Version - Car, Hybrid, Low Version - Car, Mid Version - Car, S, SE, SEL, Sport | 2.3L L4, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L FLEX, 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L GAS
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Ford Fusion Thermostat Housing Part Number: BM5Z-8592-C
$66.52 MSRP: $109.45
You Save: $42.93 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat Kit; Thermostat Housing Cover
- Manufacturer Note: THERMOSTAT AND HOUSING ASSY
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2014 Ford Fusion | SE | 4 Cyl 1.6 L GAS
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Ford Fusion Thermostat Housing Part Number: FR3Z-8575-A
$36.18 MSRP: $57.45
You Save: $21.27 (38%)
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat Kit; Thermostat Housing Cover
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2017-2020 Ford Fusion | Platinum, SE, SEL, Titanium | 4 Cyl 2.0 L GAS
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Ford Fusion Thermostat Housing Part Number: CJ5Z-8575-A
$40.88 MSRP: $64.91
You Save: $24.03 (38%)
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat Kit; Thermostat Housing Cover
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2013-2016 Ford Fusion | SE, Titanium | 4 Cyl 2.0 L GAS
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Ford Fusion Thermostat Part Number: BR3Z-8575-F
$22.42 MSRP: $35.60
You Save: $13.18 (38%)
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Replaces: BR3Z-8575-C, BR3Z-8575-E, RT-1227, RT-1217
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2017-2019 Ford Fusion | Hev Taxi Version, Hybrid, Performance, Plug-In Hybrid, Police, Series 10, Series 15, Series 20, Series 25, Series 40, Series 5, Series 50, Series 55, Sport | 2.7L V6, 6 Cyl 2.7 L GAS
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Ford Fusion Water Outlet Part Number: BM5Z-8592-B
$67.52 MSRP: $111.09
You Save: $43.57 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat Kit
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2013 Ford Fusion | SE | 4 Cyl 1.6 L GAS
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Ford Fusion Thermostat Part Number: DS7Z-8575-C
$24.85 MSRP: $39.45
You Save: $14.60 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Thermostat Assembly
- Replaces: DS7Z-8575-B, DS7Z-8575-A, RT-1223, RT-1226
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2013-2020 Ford Fusion | Energi Platinum, Energi SE, Energi Titanium, Hev Taxi Version, Hybrid, Performance, Platinum Hybrid, Plug-In Hybrid, Police, S Hybrid, SE Hybrid, SEL Hybrid, Series 10, Series 15, Series 20, Series 25, Series 40, Series 5, Series 50, Series 55, Titanium Hybrid | 2.0L L4, 4 Cyl 2.0 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
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Ford Fusion Thermostat Part Number: 1X4Z-8575-EB
$9.99 MSRP: $15.45
You Save: $5.46 (36%)
Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Replaces: 1X4Z-8575-EA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2012 Ford Fusion | SE, SEL | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Ford Fusion Thermostat Part Number: 1X4Z-8575-B
$17.63 MSRP: $27.27
You Save: $9.64 (36%)
Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Replaces: 1X4Z-8575-FA, 1X4Z-8575-A, RT-1228, RT-1172
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2012 Ford Fusion | Base, High Version - Car, Hybrid, Low Version - Car, Mid Version - Car, Sport | 3.5L V6, 6 Cyl 3.5 L GAS

Ford Fusion Thermostat

OEM Thermostat boasts unmatched quality. Each part goes through full quality checks. They adhere to Ford's official factory standards. These steps remove flaws and inconsistencies. So you can get Thermostat with long life and a perfect fit. Come to our website and find genuine Ford Fusion parts. We keep a wide inventory of OEM Fusion parts at the highly affordable prices. It's easy to search, compare, and pick what you need. You'll love the clear info and simple checkout. We offer top-rated customer service, and we reply fast. We also ship promptly to ensure your order arrives on time.

The another vital part in the Ford Fusion car model is the Ford Fusion Thermostat which is usually located near the automobile radiator. Its primary use is to control the temperature of the engine, so it does not exceed the working temperature of the engine. Thermostats are control systems that have a closed loop feedback system that enables to control temperature by actuating the heating, ventilating and air conditioning equipment to maintain a certain setpoint in homes as well as industries. There are types of thermostats which have been in use for years, including the mechanical thermostats using bimetallic strips or wax Pellets, while there are the advance types like the pneumatic thermostats and the digital interfaces for the controls which have eased the comfort levels in the application of heating and cooling. Ford Fusion thermostats play a crucial role of controlling the temperature of the engines and other parts of the car.

Ford Fusion Thermostat Parts and Q&A

Thermostat Housing
3M4Z-8575-B
Q: How to service the thermostat on a 3.0L engine on Ford Fusion?
A:
You must first put the vehicle into neutral gear then set it on a hoist for servicing the thermostat of a 3.0L engine. Remove the cooling system liquid then remove the upper radiator-to-thermostat housing hose for later safekeeping. The service begins by unscrewing the three bolts which fasten the thermostat housing cover then removing its O-ring seal and thermostat from the housing. You should inspect the O-ring seal while cleaning it before installing a new one if required. For installing the new thermostat you must first apply clean engine coolant to lubricate the O-ring seal before setting the bolts at 10 Nm (89 inch lbs.). To complete the service you must install the thermostat using the backward procedures and perform cooling system filling and bleeding steps.