How to service and repair the power steering pump on a 4.0L engine on Mercury Mountaineer?

Service and repair of the power steering pump on a 4.0L engine starts with removing power steering fluid from the reservoir by using an appropriate suction device. Place the vehicle on a hoist when it is positioned in a neutral gear. Then you need to remove the power steering pump pulley before moving to the pressure line bracket-to-engine bolt along with the power steering pump supply hose bracket bolt. First detach the power steering pump supply hose by releasing its clamp followed by hose disconnect then remove the pressure line-to-pump fitting while discarding the Teflon® seal. Use an appropriate suction device to remove the power steering pump while extracting its three bolts. A new Teflon® seal needs installation onto the pressure line fitting through use of the Teflon® Seal Installer Set. The power steering pump needs to be positioned properly then secured by tightening all three bolts to 25 Nm (18 lb-ft). Attach the pressure line-to-pump fitting afterward tightening it to 65 Nm (48 lb-ft). Then install the power steering pump supply hose with its bracket bolt tightened to 11 Nm (97 lb-in). The power steering pump pulley installation process concludes with fitting the pressure line bracket-to-engine bolt while tightening it to 11 Nm (97 lb-in). The power steering system needs to be filled to finish the maintenance work.

OEM Mercury Mountaineer Power Steering Pump

Power Steering Pump Unit

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8 Power Steering Pumps found

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Mercury Mountaineer Power Steering Pump Part Number: 4L2Z-3A674-AARM
$138.76 MSRP: $218.00
You Save: $79.24 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Remanufactured Pump Assembly - Power Steering; Pump Assembly - Power Steering
- Replaces: 4L2Z-3A674-AA, STP-144
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004-2005 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Mountaineer Power Steering Pump Part Number: 9L2Z-3A674-CRM
$186.00 MSRP: $293.02
You Save: $107.02 (37%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Remanufactured Pump Assembly - Power Steering; Pump Assembly - Power Steering
- Replaces: STP-176, 6L2Z-3A674-BA, 6L2Z-3A674-C, STP-157
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2010 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L GAS
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Mercury Mountaineer Power Steering Pump Part Number: F77Z-3A674-EBRM
$139.41 MSRP: $228.00
You Save: $88.59 (39%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Remanufactured Pump Assembly - Power Steering; Pump Assembly - Power Steering
- Replaces: F77Z-3A674-EARM
- 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 Power Steering Pump Part Number: 9L2Z-3A674-ARM
$140.57 MSRP: $224.40
You Save: $83.83 (38%)
ADD TO CART
Product Specifications
- Other Name: Remanufactured Pump Assembly - Power Steering; Pump Assembly - Power Steering
- Replaces: 7L2Z-3A674-B, 9L2Z-3A674-A, STP-276, 9L2Z-3A696-A, STP-215, STP-262
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2010 Mercury Mountaineer | Luxury, Premier | 8 Cyl 4.6 L GAS
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Mercury Mountaineer Power Steering Pump Part Number: 1L2Z-3A674-EBRM
$109.98 MSRP: $174.89
You Save: $64.91 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Remanufactured Pump Assembly - Power Steering; Pump Assembly - Power Steering
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2001-2005 Mercury Mountaineer | Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS
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Mercury Mountaineer Power Steering Pump Part Number: 3L2Z-3A674-BARM
$175.62 MSRP: $276.36
You Save: $100.74 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Remanufactured Pump Assembly - Power Steering; Pump Assembly - Power Steering
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2004 Mercury Mountaineer | Base, Premier | 8 Cyl 4.6 L GAS
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Mercury Mountaineer Power Steering Pump Part Number: F77Z-3A674-DBRM
Product Specifications
- Other Name: Remanufactured Pump Assembly - Power Steering
- Replaces: F77Z-3A674-DARM
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-2001 Mercury Mountaineer | Base | 8 Cyl 5.0 L GAS
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Mercury Mountaineer Power Steering Pump Part Number: 1L2Z-3A674-BDRM
$227.55 MSRP: $362.00
You Save: $134.45 (38%)
Product Specifications
- Other Name: Remanufactured Pump Assembly - Power Steering
- Manufacturer Note: Parts List No. 0 No service details, 4.6L
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2002-2003 Mercury Mountaineer | Base | 8 Cyl 4.6 L GAS

Mercury Mountaineer Power Steering Pump

OEM Power Steering Pump 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 Power Steering Pump 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 Power Steering Pump is another crucial part that goes nothing short of ensuring that steering is carried out with ease especially when pulled over or moving at extremely slow speeds. The Mercury Mountaineer Power Steering Pump has been widely known for its accuracy, durability and quality, it works effectively to foster the generation of the necessary fluid pressure that makes it easier for drivers to maneuver their vehicles. This Power Steering Pump fits models of Mountaineer which was manufactured from 1996 to 2010 and thus ensuring that the drivers have full control and safety of their car. The Mountaineer has hydraulic and electronic power steering, an addition in the latter controlling assist rates according to speed, improving the general performing capacity on any terrain. Mercury Mountaineer Power Steering Pump is yet another product that is used to ensure that some sort of connection between the steering wheel and wheels is maintained so that the car is still possibly to be manually steered in case power assist becomes faulty or is removed. This feature is important for safety and reliability of the products that are to be produced. Some daily use problems that may be experienced are leakage or noise making, all of which can be averted if the Power Steering Pump is checked frequently to determine whether it requires the attention of a mechanic or not. The Mercury Mountaineer can be viewed as a standout vehicle in the automotive field for its luxurious interior as well as its muscularness and the part that its Power Steering Pump has in making the car as safe as possible to drive. The optimal feature of the Mercury Mountaineer Power Steering Pump is the engineering that the brand put into it.

Mercury Mountaineer Power Steering Pump Parts and Q&A

Power Steering Pump
9L2Z-3A674-CRM
Q: How to service and repair the power steering pump on a 4.0L engine on Mercury Mountaineer?
A:
Service and repair of the power steering pump on a 4.0L engine starts with removing power steering fluid from the reservoir by using an appropriate suction device. Place the vehicle on a hoist when it is positioned in a neutral gear. Then you need to remove the power steering pump pulley before moving to the pressure line bracket-to-engine bolt along with the power steering pump supply hose bracket bolt. First detach the power steering pump supply hose by releasing its clamp followed by hose disconnect then remove the pressure line-to-pump fitting while discarding the Teflon® seal. Use an appropriate suction device to remove the power steering pump while extracting its three bolts. A new Teflon® seal needs installation onto the pressure line fitting through use of the Teflon® Seal Installer Set. The power steering pump needs to be positioned properly then secured by tightening all three bolts to 25 Nm (18 lb-ft). Attach the pressure line-to-pump fitting afterward tightening it to 65 Nm (48 lb-ft). Then install the power steering pump supply hose with its bracket bolt tightened to 11 Nm (97 lb-in). The power steering pump pulley installation process concludes with fitting the pressure line bracket-to-engine bolt while tightening it to 11 Nm (97 lb-in). The power steering system needs to be filled to finish the maintenance work.