How to Service and Repair the Power Steering Hose on 2009 Mercury Grand Marquis?

In order to fix the power steering line, make sure to place the vehicle in neutral on a hoist and turn off the fire suppression system. Unplug pressure line, change O-rings and tighten connections. Install a new seals of PSP switch and pressure line. Lastly, top up power steering system and refuel fire suppression system.

OEM 2009 Mercury Grand Marquis Power Steering Hose

Power Steering Pressure Hose

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6 Power Steering Hoses found

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2009 Mercury Grand Marquis Reservoir Hose Part Number: 9W7Z-3691-C
$81.82 MSRP: $113.19
You Save: $31.37 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose Assembly - Reservoir To Pump; Power Steering Reservoir Hose; Power Steering Hose
- Replaces: 9W7Z-3691-A, 9W7Z-3691-B
- Base No.: 3691
- Item Weight: 2.00 Pounds
- Item Dimensions: 24.8 x 14.7 x 3.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 9W7Z-3691-C
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
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Fits the following 2009 Mercury Grand Marquis Submodels:
- LS | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
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2009 Mercury Grand Marquis Power Steering Return Hose Part Number: 6W1Z-3A713-B
$61.00 MSRP: $84.38
You Save: $23.38 (28%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose Assembly; Power Steering Hose; Return Line; Return Hose
- Replaces: 6W1Z-3A713-A
- Base No.: 3A713A
- Item Weight: 1.00 Pounds
- Item Dimensions: 22.1 x 15.3 x 1.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 6W1Z-3A713-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2009 Mercury Grand Marquis Submodels:
- GS, GSL, Limited Edition, LS, Ultimate Edition | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
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2009 Mercury Grand Marquis Power Steering Pressure Hose Part Number: 6W1Z-3A719-B
$93.81 MSRP: $154.36
You Save: $60.55 (40%)
ADD TO CART
Product Specifications
- Other Name: Hose Assembly; Power Steering Hose; Pressure Hose
- Replaces: 6W1Z-3A719-A, 9W1Z-3A719-B, 6W1Z-3A719-AA, 9W1Z-3A719-A
- Base No.: 3A719
- Item Weight: 2.90 Pounds
- Item Dimensions: 4.2 x 8.4 x 24.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 6W1Z-3A719-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2009 Mercury Grand Marquis Submodels:
- GS, GSL, Limited Edition, LS, LSE, Ultimate Edition | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
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2009 Mercury Grand Marquis Power Steering Pressure Hose Part Number: 9W7Z-3A719-D
$91.49 MSRP: $145.27
You Save: $53.78 (38%)
Product Specifications
- Other Name: Hose Assembly; Power Steering Hose; Pressure Hose
- Replaces: 5W7Z-3A719-AA, 9W7Z-3A719-C, 9W7Z-3A719-A, 9W7Z-3A719-B, 6W7Z-3A719-A
- Base No.: 3A719
- Item Weight: 2.10 Pounds
- Item Dimensions: 6.2 x 7.7 x 24.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 9W7Z-3A719-D
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2009 Mercury Grand Marquis Submodels:
- LS | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
View related parts
2009 Mercury Grand Marquis Power Steering Return Hose Part Number: 9W7Z-3A713-F
Product Specifications
- Other Name: Tube Assembly; Power Steering Hose; Return Line
- Replaces: 9W7Z-3A713-B, 9W7Z-3A713-D
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 9W7Z-3A713-F
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following 2009 Mercury Grand Marquis Submodels:
- LS | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS
View related parts
2009 Mercury Grand Marquis Power Steering Return Hose Part Number: 9W7Z-3A713-C
Product Specifications
- Other Name: Tube Assembly; Power Steering Hose
- Item Weight: 0.80 Pounds
- Item Dimensions: 18.5 x 15.3 x 2.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 9W7Z-3A713-C
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2009 Mercury Grand Marquis Submodels:
- LS | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS

2009 Mercury Grand Marquis Power Steering Hose

If you're seeking quality and affordability, look no further than our extensive inventory of genuine 2009 Mercury Grand Marquis Power Steering Hose available at FordPartsDeal.com. You can confidently purchase our OEM 2009 Mercury Grand Marquis Power Steering Hose as they are supported by the manufacturer's warranty and our hassle-free return policy, alongside the benefit of our fast delivery service.

2009 Mercury Grand Marquis Power Steering Hose Parts Q&A

Q: How to Service and Repair the Power Steering Hose on 2009 Mercury Grand Marquis?
A: In order to fix the power steering line, make sure to place the vehicle in neutral on a hoist and turn off the fire suppression system. Unplug pressure line, change O-rings and tighten connections. Install a new seals of PSP switch and pressure line. Lastly, top up power steering system and refuel fire suppression system.