How to Service the EGR Valve System Module on 2005 Mercury Mountaineer?

To maintain the EGR system, it is necessary to unconnect the electrical and vacuum connector, then the upper fitting to the exhaust manifold tube. Take out the old gasket and wipe the surfaces of the seal. Re-Installation-Undo the de removal process with a new gasket and make sure to secure it.

OEM 2005 Mercury Mountaineer EGR Valve

Emissions EGR Valve

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2 EGR Valves found

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2005 Mercury Mountaineer EGR Valve Part Number: 5L2Z-9D475-B
$148.07 MSRP: $243.64
You Save: $95.57 (40%)
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Product Specifications
- Other Name: Valve - Exhaust Gas Recirculation; Exhaust Gas Recirculation (EGR) Valve; EGR Vacuum Solenoid
- Replaces: 4L2Z-9D475-FB
- Base No.: 9D475
- Item Weight: 1.70 Pounds
- Item Dimensions: 5.4 x 4.5 x 4.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5L2Z-9D475-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
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Fits the following 2005 Mercury Mountaineer Submodels:
- Base, Convenience, Luxury, Premier | 8 Cyl 4.6 L GAS
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2005 Mercury Mountaineer EGR Valve Part Number: 5L2Z-9D475-A
$141.98 MSRP: $225.45
You Save: $83.47 (38%)
Product Specifications
- Other Name: Valve - Exhaust Gas Recirculation; Exhaust Gas Recirculation (EGR) Valve; EGR Vacuum Solenoid
- Replaces: 4L2Z-9D475-A, 4L2Z-9D475-HA
- Base No.: 9D475
- Item Weight: 1.90 Pounds
- Item Dimensions: 6.1 x 4.6 x 6.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5L2Z-9D475-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
More Info
Fits the following 2005 Mercury Mountaineer Submodels:
- Base, Convenience, Luxury, Premier | 6 Cyl 4.0 L FLEX, 6 Cyl 4.0 L GAS

2005 Mercury Mountaineer EGR Valve

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2005 Mercury Mountaineer EGR Valve Parts Q&A

Q: How to Service the EGR Valve System Module on 2005 Mercury Mountaineer?
A: To maintain the EGR system, it is necessary to unconnect the electrical and vacuum connector, then the upper fitting to the exhaust manifold tube. Take out the old gasket and wipe the surfaces of the seal. Re-Installation-Undo the de removal process with a new gasket and make sure to secure it.