How to service and repair the coolant reservoir on Ford Expedition?

To maintain and repair the coolant reservoir, you have to drain the engine cooling system first. Next, unscrew the two coolant hoses out of the degas bottle and unscrew the bolts. Reinstallation To reinstall, tighten the bolts to 9 Nm (80 inch lbs. ) and reverse the order of the removal steps to complete the installation.

OEM Ford Expedition Coolant Reservoir

Coolant Tank Reservoir

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7 Coolant Reservoirs found

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Ford Expedition Expansion Tank Part Number: FL3Z-8A080-A
$82.61 MSRP: $102.18
You Save: $19.57 (20%)
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Product Specifications
- Other Name: Tank Assembly - Radiator Overflow; Engine Coolant Reservoir; Reservoir; Coolant Reservoir
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2018-2024 Ford Expedition | King Ranch, Limited, Max King Ranch, Max Limited, Max Platinum, Max SSV, Max XL, Max XLT, Platinum, SSV, Timberline, XL, XL STX, XLT | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS
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Ford Expedition Expansion Tank, Lower Part Number: AL1Z-8A080-A
$154.67 MSRP: $225.13
You Save: $70.46 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Tank Assembly - Radiator Overflow; Air Filter Housing, Lower; Coolant Reservoir; Lower Tray
- Position: Lower
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2010-2014 Ford Expedition | Eddie Bauer, EL Eddie Bauer, EL King Ranch, EL Limited, EL XL, EL XLT, King Ranch, Limited, XL, XLT | 8 Cyl 5.4 L FLEX
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Ford Expedition Expansion Tank, Lower Part Number: 9L3Z-8A080-A
$111.68 MSRP: $162.57
You Save: $50.89 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Tank Assembly - Radiator Overflow; Air Filter Housing, Lower; Coolant Reservoir; Lower Tray; Lower Housing
- Position: Lower
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2010 Ford Expedition | Eddie Bauer, EL Eddie Bauer, EL King Ranch, EL Limited, EL XLT, King Ranch, Limited, XLT | 8 Cyl 5.4 L FLEX
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Ford Expedition Expansion Tank Part Number: 5L3Z-8A080-AA
$111.24 MSRP: $161.92
You Save: $50.68 (32%)
ADD TO CART
Product Specifications
- Other Name: Tank Assembly - Radiator Overflow; Engine Coolant Reservoir; Reservoir; Coolant Reservoir
- Replaces: 3L1Z-8A080-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2003-2006 Ford Expedition | Eddie Bauer, King Ranch, Limited, NBX, XLS, XLT, XLT Sport | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L GAS
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Ford Expedition Expansion Tank, Lower Part Number: BL3Z-8A080-B
$210.24 MSRP: $308.72
You Save: $98.48 (32%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Tank Assembly - Radiator Overflow; Air Filter Housing, Lower; Lower Tray; Lower Housing; Air Filter Housing
- Position: Lower
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2017 Ford Expedition | EL King Ranch, EL Limited, EL Platinum, EL SSV, EL XL, EL XLT, King Ranch, Limited, Platinum, SSV, XL, XLT | 6 Cyl 3.5 L GAS
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Ford Expedition Expansion Tank Part Number: AL1Z-8A080-B
$242.80 MSRP: $356.53
You Save: $113.73 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Tank Assembly - Radiator Overflow; Air Filter Housing; Coolant Reservoir; Lower Tray
- Replaces: 7L1Z-8A080-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2007-2008 Ford Expedition | Eddie Bauer, EL Eddie Bauer, EL King Ranch, EL Limited, EL XLT, Funkmaster Flex Edition, King Ranch, Limited, XLT | 8 Cyl 5.4 L GAS
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Ford Expedition Expansion Tank Part Number: 3L3Z-8A080-AB
Product Specifications
- Other Name: Tank Assembly - Radiator Overflow; Engine Coolant Reservoir; Reservoir; Coolant Reservoir
- Manufacturer Note: #3L34 8A080-AA
- Replaces: 2L3Z-8A080-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-2004 Ford Expedition | Eddie Bauer, NBX, XLS, XLT, XLT Sport | 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L GAS

Ford Expedition Coolant Reservoir

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Ford Expedition Coolant Reservoir Parts and Q&A

Expansion Tank
5L3Z-8A080-AA
Q: How to service and repair the coolant reservoir on Ford Expedition?
A: To maintain and repair the coolant reservoir, you have to drain the engine cooling system first. Next, unscrew the two coolant hoses out of the degas bottle and unscrew the bolts. Reinstallation To reinstall, tighten the bolts to 9 Nm (80 inch lbs. ) and reverse the order of the removal steps to complete the installation.