How to service and repair the power steering pump on a 4.0L engine on 2009 Mercury Mountaineer?

It takes about 15 minutes to service power steering pump of a 4.0L engine and the steps involved include: removing the fluid and hoisting the vehicle. Disassemble pump pulley, pump hoses and bolts. Take off the pump, put on a new Teflon seal, and fix the pump with bolts. Re-connect hoses, tighten fittings and refill system.

OEM 2009 Mercury Mountaineer Power Steering Pump

Power Steering Pump Unit

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2 Power Steering Pumps found

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2009 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
- Base No.: 3A674
- Item Weight: 6.50 Pounds
- Item Dimensions: 4.9 x 6.4 x 6.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 9L2Z-3A674-CRM
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
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Fits the following 2009 Mercury Mountaineer Submodels:
- Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L GAS
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2009 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
- Base No.: 3A696
- Item Weight: 6.90 Pounds
- Item Dimensions: 5.1 x 6.4 x 6.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 9L2Z-3A674-ARM
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2009 Mercury Mountaineer Submodels:
- Luxury, Premier | 8 Cyl 4.6 L GAS

2009 Mercury Mountaineer Power Steering Pump

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2009 Mercury Mountaineer Power Steering Pump Parts Q&A

Q: How to service and repair the power steering pump on a 4.0L engine on 2009 Mercury Mountaineer?
A: It takes about 15 minutes to service power steering pump of a 4.0L engine and the steps involved include: removing the fluid and hoisting the vehicle. Disassemble pump pulley, pump hoses and bolts. Take off the pump, put on a new Teflon seal, and fix the pump with bolts. Re-connect hoses, tighten fittings and refill system.