How to service the heater core on Ford Focus?

Service the heater core, perform leak test, drain cooling system and remove coolant hoses. Take out the floor console, instrument panel parts and accelerator pedal. Unscrew the heater core, and repeat the procedure with installation, washing hoses and filling the cooling system when necessary.

OEM Ford Focus Heater Core

HVAC Heater Core

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5 Heater Cores found

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Ford Focus Heater Part Number: CV6Z-18K463-D
$730.50 MSRP: $1078.33
You Save: $347.83 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Heater Assembly - Auxiliary
- Replaces: CV6Z-18K463-B, CV6Z-18K463-C, CV6Z-18K463-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2018 Ford Focus | Electric | BATTERY EV (EV/BEV)
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Ford Focus Heater Core Part Number: F1FZ-18476-A
$361.35 MSRP: $600.00
You Save: $238.65 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Radiator And Seal Assembly - Heater; HVAC Heater Core
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2015-2018 Ford Focus | Electric, RS, S, SE, SEL, ST, Titanium | 3 Cyl 1.0 L GAS, 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, BATTERY EV (EV/BEV)
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Ford Focus Heater Core Part Number: BV6Z-18476-A
$148.56 MSRP: $363.64
You Save: $215.08 (60%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Core Assembly - Heater; HVAC Heater Core
- Replaces: CV6Z-18476-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2014 Ford Focus | Electric, S, SE, SEL, ST, Titanium | 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS, BATTERY EV (EV/BEV)
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Ford Focus Heater Core Part Number: H2MZ-18476-N
Product Specifications
- Other Name: Heater Assembly - Less Radiator; HVAC Heater Core
- Replaces: HC-30
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2007 Ford Focus | LX, S, SE, SES, Sony Limited Edition, ST, SVT, ZTS, ZTW, ZX3, ZX4, ZX4 ST, ZX5, ZXW | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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Ford Focus Heater Core Part Number: 9S4Z-18476-A
Product Specifications
- Other Name: Core Assembly - Heater; HVAC Heater Core
- Replaces: 8S4Z-18476-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008-2011 Ford Focus | S, SE, SEL, SES | 4 Cyl 2.0 L GAS

Ford Focus Heater Core

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Ford Focus Heater Core Parts and Q&A

Heater Core
H2MZ-18476-N
Q: How to service the heater core on Ford Focus?
A: Service the heater core, perform leak test, drain cooling system and remove coolant hoses. Take out the floor console, instrument panel parts and accelerator pedal. Unscrew the heater core, and repeat the procedure with installation, washing hoses and filling the cooling system when necessary.