How to Service and Repair a Thermostat Through Removal and Installation on Mercury Mountaineer?

A partial draining of the cooling system must be performed before starting thermostat service and repairs. Begin by removing the upper radiator hose followed by bolts and water outlet adapter and thermostat from the system. O-ring seal examination should take place during this time. The service and repair process ends with reversing the steps used during removal.

OEM Mercury Mountaineer Thermostat

Engine Coolant Thermostat

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4 Thermostats found

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Mercury Mountaineer Thermostat Part Number: 7L3Z-8575-E
$20.68 MSRP: $32.00
You Save: $11.32 (36%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat; Thermostat, Coolant
- Replaces: 7L3Z-8575-D, 7L3Z-8575-B, AL3Z-8575-B, RT-1196, RT-1230, 3L3Z-8575-AA, 3L3Z-8575-AC, 7L3Z-8575-C, AL3Z-8575-A, RT-1204, RT-1234, RT-1178, RT-1229, RT-1165
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2002-2010 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Mountaineer Thermostat Part Number: YU3Z-8575-AA
$33.43 MSRP: $53.09
You Save: $19.66 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat; Thermostat Insert Fo
- Replaces: F7TZ-8575-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1998-2001 Mercury Mountaineer | Base | 6 Cyl 4.0 L GAS
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Mercury Mountaineer Thermostat Part Number: 2L2Z-8575-AA
$21.07 MSRP: $33.45
You Save: $12.38 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Replaces: 1L2Z-8575-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2001-2010 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS, 8 Cyl 4.6 L GAS
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Mercury Mountaineer Thermostat Part Number: XR3Z-8575-BA
$7.31 MSRP: $11.31
You Save: $4.00 (36%)
Product Specifications
- Other Name: Thermostat Assembly; Engine Coolant Thermostat
- Manufacturer Note: Thermostat 192 #XR3E 8597-BA
- Replaces: F88Z-8575-AA, E8TZ-8575-A, XL2Z-8575-AB
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-1998 Mercury Mountaineer | Base | 8 Cyl 5.0 L GAS

Mercury Mountaineer Thermostat

OEM Thermostat boasts unmatched quality. Each part goes through full quality checks. They adhere to Mercury'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 Mercury Mountaineer parts. We keep a wide inventory of OEM Mountaineer 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.

Mercury Mountaineer Thermostat Parts and Q&A

Thermostat
YU3Z-8575-AA
Q: How to Service and Repair a Thermostat Through Removal and Installation on Mercury Mountaineer?
A:
A partial draining of the cooling system must be performed before starting thermostat service and repairs. Begin by removing the upper radiator hose followed by bolts and water outlet adapter and thermostat from the system. O-ring seal examination should take place during this time. The service and repair process ends with reversing the steps used during removal.