How to Remove and Install a Heater Core for Auxiliary Climate Control on Ford F-350 Super Duty?

In order to service the heater core, it is necessary to remove third row seat and right-hand rear quarter trim panel. Disassemble the heater core using the cover which is unscrewed and the hoses are disconnected. To install, install correctly and effectively but seal, undo procedure in reverse order, lubricate where necessary and fill the cooling system.

How to Service and Repair a Heater Core on Ford F-350 Super Duty?

In order to fix the heater core, first, do a leak test. Deconnect the heater hoses and drop the glove compartment. Take out the vacuum control motor and electronic blend door actuator. Unscrew the cover of the heater core, and then the heater core. Install again, by aligning the blend door and installing a gasket and reversing the processes of removing.

OEM Ford F-350 Super Duty Heater Core

HVAC Heater Core

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16 Heater Cores found

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Ford F-350 Super Duty Heater Core, Front Part Number: H2MZ-18476-L
$89.42 MSRP: $142.00
You Save: $52.58 (38%)
ADD TO CART
Product Specifications
- Other Name: Heater Assembly - Less Radiator; HVAC Heater Core, Front; HVAC Heater Core
- Position: Front
- Replaces: F81Z-18476-AA, HC-21
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1999-2004 Ford F-350 Super Duty | Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L GAS, 8 Cyl 6.0 L DIESEL, 8 Cyl 7.3 L DIESEL
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Ford F-350 Super Duty Heater Core Part Number: BC3Z-18476-B
$81.44 MSRP: $134.00
You Save: $52.56 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Radiator And Seal Assembly - Heater; HVAC Heater Core
- Replaces: BC3Z-18476-A, HC-55
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2016 Ford F-350 Super Duty | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX, 8 Cyl 6.7 L DIESEL
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Ford F-350 Super Duty Heater Core, Front Part Number: H2MZ-18476-R
$92.97 MSRP: $147.64
You Save: $54.67 (38%)
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Product Specifications
- Other Name: Heater Assembly - Less Radiator; HVAC Heater Core, Front; HVAC Heater Core
- Position: Front
- Replaces: 3C3Z-18476-BA, 4C3Z-18476-BA, HC-37
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2003-2007 Ford F-350 Super Duty | Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L GAS, 8 Cyl 6.0 L DIESEL, 8 Cyl 7.3 L DIESEL
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Ford F-350 Super Duty Heater Core Part Number: H2MZ-18476-V
$121.37 MSRP: $192.73
You Save: $71.36 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Heater Assembly - Less Radiator; HVAC Heater Core
- Replaces: HC-43, 7C3Z-18476-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008-2010 Ford F-350 Super Duty | Cabela's, FX4, Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L GAS, 8 Cyl 6.4 L DIESEL
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Ford F-350 Super Duty Heater Core Part Number: H2MZ-18476-U
$117.94 MSRP: $187.27
You Save: $69.33 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Heater Assembly - Less Radiator; HVAC Heater Core
- Replaces: 7C3Z-18476-A, HC-42
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008-2010 Ford F-350 Super Duty | Cabela's, FX4, Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L GAS, 8 Cyl 6.4 L DIESEL
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Ford F-350 Super Duty Heater Assembly Part Number: BC3Z-18456-G
$277.77 MSRP: $472.00
You Save: $194.23 (42%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Blower Assembly; HVAC Heater Core Case Assembly; Heater Core; Case Assembly
- Replaces: BC3Z-18456-D, BC3Z-18456-C, BC3Z-18456-E, MM-1098, MM-1065, MM-1103
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2011-2016 Ford F-350 Super Duty | King Ranch, Lariat, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX, 8 Cyl 6.7 L DIESEL
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Ford F-350 Super Duty Case Assembly Part Number: PC3Z-19A618-A
$45.44 MSRP: $65.00
You Save: $19.56 (31%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Duct - Air; Inlet Duct
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2023-2024 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL, 8 Cyl 6.8 L GAS, 8 Cyl 7.3 L GAS
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Ford F-350 Super Duty Heater Core Part Number: PC3Z-18476-A
$194.65 MSRP: $283.33
You Save: $88.68 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Radiator And Seal Assembly - Heater
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2023-2024 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL, 8 Cyl 6.8 L GAS, 8 Cyl 7.3 L GAS
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Ford F-350 Super Duty Case Assembly Part Number: GL3Z-18471-A
$227.23 MSRP: $333.67
You Save: $106.44 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Duct - Air Vent; Plenum
- Replaced by: GL3Z-18471-C
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2023-2024 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL, 8 Cyl 6.8 L GAS, 8 Cyl 7.3 L GAS
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Ford F-350 Super Duty Evaporator Assembly Part Number: PC3Z-19850-D
$305.32 MSRP: $448.33
You Save: $143.01 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Case Assembly
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2023-2024 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL, 8 Cyl 6.8 L GAS, 8 Cyl 7.3 L GAS
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Ford F-350 Super Duty Evaporator Assembly Part Number: PC3Z-19850-C
$304.18 MSRP: $446.67
You Save: $142.49 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Case Assembly
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2023-2024 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL, 8 Cyl 6.8 L GAS, 8 Cyl 7.3 L GAS
View related parts
Ford F-350 Super Duty Evaporator Assembly Part Number: PC3Z-19850-B
$304.18 MSRP: $446.67
You Save: $142.49 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Case Assembly
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2023-2024 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL, 8 Cyl 6.8 L GAS, 8 Cyl 7.3 L GAS
View related parts
Ford F-350 Super Duty Evaporator Assembly Part Number: PC3Z-19850-A
$318.94 MSRP: $468.33
You Save: $149.39 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Case Assembly
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2023-2024 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.7 L DIESEL, 8 Cyl 6.8 L GAS, 8 Cyl 7.3 L GAS
View related parts
Ford F-350 Super Duty Heater Core, Front Part Number: FL3Z-18476-B
$103.21 MSRP: $169.82
You Save: $66.61 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Radiator And Seal Assembly - Heater; HVAC Heater Core, Front; HVAC Heater Core
- Position: Front
- Replaces: HC-70, FL3Z-18476-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2017-2022 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX, 8 Cyl 6.7 L DIESEL, 8 Cyl 7.3 L GAS
View related parts
Ford F-350 Super Duty Evaporator Core Part Number: HL3Z-19850-GK
$649.69 MSRP: $1050.00
You Save: $400.31 (39%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Evaporator Assembly; Case Assembly; A/C & Heater Assembly
- Replaces: HL3Z-19850-G, HL3Z-19850-GG, HL3Z-19850-Y, HL3Z-19850-L, HL3Z-19850-GF, HL3Z-19850-X
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2020-2022 Ford F-350 Super Duty | King Ranch, Lariat, Limited, Platinum, XL, XLT | 8 Cyl 6.2 L FLEX, 8 Cyl 6.7 L DIESEL, 8 Cyl 7.3 L GAS
View related parts
Ford F-350 Super Duty Heater Part Number: 9C3Z-18K463-B
Product Specifications
- Other Name: Heater Assembly - Auxiliary; HVAC Heater Core Heater Element; Heater Core
- Manufacturer Note: Auxiliary Heater Control Module
- Replaces: 7C3Z-18D283-A, 9C3Z-18K463-A, 7C3Z-18D283-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008-2010 Ford F-350 Super Duty | Cabela's, FX4, Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L GAS, 8 Cyl 6.4 L DIESEL

Ford F-350 Super Duty Heater Core

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Ford F-350 Super Duty Heater Core Parts and Q&A

Heater Core, Front
H2MZ-18476-L
Q: How to Remove and Install a Heater Core for Auxiliary Climate Control on Ford F-350 Super Duty?
A: In order to service the heater core, it is necessary to remove third row seat and right-hand rear quarter trim panel. Disassemble the heater core using the cover which is unscrewed and the hoses are disconnected. To install, install correctly and effectively but seal, undo procedure in reverse order, lubricate where necessary and fill the cooling system.
Heater Core, Front
H2MZ-18476-R
Q: How to Service and Repair a Heater Core on Ford F-350 Super Duty?
A: In order to fix the heater core, first, do a leak test. Deconnect the heater hoses and drop the glove compartment. Take out the vacuum control motor and electronic Blend Door Actuator. Unscrew the cover of the heater core, and then the heater core. Install again, by aligning the blend door and installing a gasket and reversing the processes of removing.