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

The heater core maintenance process starts with leak examination through testing before original removal. The first step entails disconnecting and clamping the heater water hoses from the heater core. Open the glove compartment door once you release the retaining stops. It is important to maintain the panel/floor door lever straight during removal since it has a tendency to break due to its brittle nature. You should disconnect the vacuum line and remove screws before rotating the motor to disengage the lever and remove the panel/floor door vacuum control motor. The electronic blend door actuator and its bracket need removal by disconnecting the electric connection and unscrewing the components then rotating the assembly. The next step is to remove the screws attached to the heater core cover while raising the cover vertically to protect the heater core housing. After removing the heater core cover from its placement you should extract the core component. Install the temperature blend door while it is aligned correctly with the actuator while disconnecting power from the actuator to protect it from damage. The installation of the cover requires a gasket inserted between the housing and the cover. Install the heater core while completing the reverse process step by step and filling the engine cooling system.

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%)
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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
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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
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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
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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
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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
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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
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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
$286.76 MSRP: $446.67
You Save: $159.91 (36%)
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-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
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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
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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

OEM Heater Core boasts unmatched quality. Each part goes through full quality checks. They adhere to Ford's official factory standards. These steps remove flaws and inconsistencies. So you can get Heater Core with long life and a perfect fit. Come to our website and find genuine Ford F-350 Super Duty parts. We keep a wide inventory of OEM F-350 Super Duty parts at the highly affordable prices. It's easy to search, compare, and pick what you need. You'll love the clear info and simple checkout. We offer top-rated customer service, and we reply fast. We also ship promptly to ensure your order arrives on time.

The Ford F-350 Super Duty Heater Core is undoubtedly one of the most essential pieces of part that can premier represents the reliability and power of Ford's distinguished trucks. The heater core is designed to blow warm air to the cabin of the car and it works by passing a water and antifreeze mixture; the Role here being to transfer extra heat from the engine to the vehicle. This basic principle not only improves comfort but also plays a role in safety and setting of the Ford F-350 Super Duty. Suitable for the models within the four generations, the heater core is made from metals such as aluminium or brass and has fins which allow effective transfer of heat. Temperature control is then made accurately by valves and electromechanical actuators hence drivers or passengers are comfortable always with the prevailing weather. The heater core also has a crucial task of helping in the dehumidifying of air in models with the air conditioning system and thus improving on the comfort of the ride. As with virtually every automotive equipment, this machine's common issues as clogging and leakage can develop but the Ford F-350 Super Duty Heater Core stays as one of the most important fixtures in the automotive market owing to its physically and dimensionally Protean construction. Since the F-350 Super Duty is designed to support the powerful engines like PowerStroke diesel, the heater core plays a crucial role in achieving the vehicle's high performance that ensures safety and hence, gain the reputation of the truck lovers and truckers.

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

Heater Core, Front
H2MZ-18476-R
Q: How to Service and Repair a Heater Core on Ford F-350 Super Duty?
A:
The heater core maintenance process starts with leak examination through testing before original removal. The first step entails disconnecting and clamping the heater water hoses from the heater core. Open the glove compartment door once you release the retaining stops. It is important to maintain the panel/floor door lever straight during removal since it has a tendency to break due to its brittle nature. You should disconnect the vacuum line and remove screws before rotating the motor to disengage the lever and remove the panel/floor door vacuum control motor. The electronic Blend Door Actuator and its bracket need removal by disconnecting the electric connection and unscrewing the components then rotating the assembly. The next step is to remove the screws attached to the heater core cover while raising the cover vertically to protect the heater core housing. After removing the heater core cover from its placement you should extract the core component. Install the temperature blend door while it is aligned correctly with the actuator while disconnecting power from the actuator to protect it from damage. The installation of the cover requires a gasket inserted between the housing and the cover. Install the heater core while completing the reverse process step by step and filling the engine cooling system.