How to Service and Repair the Heater Core in a Rear Heating Unit on Toyota 4Runner?

To service the rear heater unit, drain some engine coolant, remove the front seats and center console, and slide the carpet back. Disconnect water hoses, remove the rear heater duct and control assembly, then disconnect connectors and screws. Reinstall in reverse order.

How to service and repair the heater core and air conditioning radiator assembly on Toyota Sienna?

Bleed refrigerant having a given SSTs. Eliminate wipers, cowl, panels, hoses, instrument panel, steering column, ECM, reinforcements, and HVAC units. Install expansion valve and tubes using new O-rings, torque as required, rearrange parts, adjust shift system, add coolant, recharge 780 +/- 30 g refrigerant, warm engine and inspect for leaks.

OEM Toyota Heater Core

HVAC Heater Core

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116 Heater Cores found

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Toyota Heater Core
Part Number: 87107-52020
$356.51 MSRP: $522.47
You Save: $165.96 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Unit Sub-Assembly, Heater Radiator
Fits the following Toyota Models:
- Echo | 2000-2005 | Base | 4 Cyl 1.5 L GAS
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Toyota Heater Core, Rear
Part Number: 87107-0C030
$366.14 MSRP: $536.58
You Save: $170.44 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core, Rear; Unit Sub-Assembly, Heater Radiator; HVAC Heater Core
- Position: Rear
Fits the following Toyota Models:
- Sequoia | 2001-2007 | Limited, SR5 | 8 Cyl 4.7 L GAS
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Toyota Heater Core
Part Number: 87107-0C010
$356.38 MSRP: $522.28
You Save: $165.90 (32%)
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Unit Sub-Assembly, Heater Radiator
Fits the following Toyota Models:
- Tacoma | 2001-2004 | Base, Pre Runner, S-Runner | 4 Cyl 2.4 L GAS, 4 Cyl 2.7 L GAS, 6 Cyl 3.4 L GAS
- Tundra | 2000-2002 | Base, Limited, SR5 | 6 Cyl 3.4 L GAS, 8 Cyl 4.7 L GAS
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Toyota Heater Core
Part Number: 87107-16180
$351.84 MSRP: $515.63
You Save: $163.79 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Core; Unit Sub-Assembly, Heater Radiator
- Replaces: 87107-16250, 87107-16170
Fits the following Toyota Models:
- Paseo | 1992-1996 | Base | 4 Cyl 1.5 L GAS
- Tercel | 1991-1996 | DLX, DX, LE, STD | 4 Cyl 1.5 L GAS
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Toyota Heater Core, Front
Part Number: 87107-0C020
$357.85 MSRP: $524.44
You Save: $166.59 (32%)
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core, Front; Unit Sub-Assembly, Heater Radiator; HVAC Heater Core
- Position: Front
Fits the following Toyota Models:
- Sequoia | 2001-2007 | Limited, SR5 | 8 Cyl 4.7 L GAS
- Tundra | 2003-2006 | Base, Limited, SR5 | 6 Cyl 3.4 L GAS, 6 Cyl 4.0 L GAS, 8 Cyl 4.7 L GAS
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Toyota Heater Core
Part Number: 87107-06040
$357.85 MSRP: $524.44
You Save: $166.59 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Unit Sub-Assembly, Heater Radiator
Fits the following Toyota Models:
- Camry | 2002-2006 | Base, LE, SE, XLE | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L GAS
- Solara | 2004-2008 | SE, SE Sport, SLE, Sport | 4 Cyl 2.4 L GAS, 6 Cyl 3.3 L GAS
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Toyota Heater Core
Part Number: 87107-95D02
$358.57 MSRP: $525.49
You Save: $166.92 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Core; Unit Sub-Assembly, Heater Radiator
- Manufacturer Note: COLD SPEC
- Replaces: 87107-95D03
Fits the following Toyota Models:
- Previa | 1991-1993 | DX, LE | 4 Cyl 2.4 L GAS
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Toyota Heater Core, Front
Part Number: 87107-08040
$357.85 MSRP: $524.44
You Save: $166.59 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core, Front; Unit Sub-Assembly, Heater Radiator; HVAC Heater Core
- Manufacturer Note: FRONT
- Position: Front
Fits the following Toyota Models:
- Sienna | 2004-2006 | CE, LE, Limited, XLE, XLE Limited | 6 Cyl 3.3 L GAS
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Toyota Heater Core
Part Number: 87107-52060
$357.20 MSRP: $523.47
You Save: $166.27 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Unit Sub-Assembly, Heater Radiator
- Replaces: 87107-0D051
Fits the following Toyota Models:
- Yaris | 2012-2018, 2007-2009 | Base, L, LE, S, SE | 4 Cyl 1.5 L GAS
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Toyota Heater Core
Part Number: 87107-12420
$358.57 MSRP: $525.49
You Save: $166.92 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Core; Unit Sub-Assembly, Heater Radiator
- Manufacturer Note: COLD SPEC
Fits the following Toyota Models:
- Corolla | 1988-1992 | Base, DLX, DLX All Trac, GTS, LE, SR5, SR5 All Trac | 4 Cyl 1.6 L GAS
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Toyota Heater Core
Part Number: 87107-07020
$356.63 MSRP: $522.64
You Save: $166.01 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Unit Sub-Assembly, Heater Radiator
Fits the following Toyota Models:
- Avalon | 2000-2004 | XL, XLS | 6 Cyl 3.0 L GAS
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Toyota Core
Part Number: 87107-02050
$353.27 MSRP: $517.73
You Save: $164.46 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Unit Sub-Assembly, Heater Radiator; Heater Core
Fits the following Toyota Models:
- Corolla | 1998-2002 | CE, LE, S, VE | 4 Cyl 1.8 L GAS
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Toyota Heater Core, Front
Part Number: 87107-08010
$364.55 MSRP: $534.25
You Save: $169.70 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core, Front; Unit Sub-Assembly, Heater Radiator; HVAC Heater Core
- Position: Front
Fits the following Toyota Models:
- Sienna | 1998-2003 | CE, LE, XLE | 6 Cyl 3.0 L GAS
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Toyota Heater Core
Part Number: 87107-35040
$357.85 MSRP: $524.44
You Save: $166.59 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core, Rear; Core; Unit Sub-Assembly, Rear Heater; HVAC Heater Core
Fits the following Toyota Models:
- 4Runner | 1996-2002 | Base, Limited, SR5 | 4 Cyl 2.7 L GAS, 6 Cyl 3.4 L GAS
- Land Cruiser | 1998-2007 | Base | 8 Cyl 4.7 L GAS
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Toyota Heater Core
Part Number: 87107-02060
$560.76 MSRP: $821.80
You Save: $261.04 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Core; Unit Sub-Assembly, Heater Radiator
- Manufacturer Note: COLD SPEC
Fits the following Toyota Models:
- Corolla | 1998-2002 | CE, LE, S, VE | 4 Cyl 1.8 L GAS
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Toyota Unit Sub-Assembly, Heater Radiator, Front
Part Number: 87107-60351
$357.85 MSRP: $524.44
You Save: $166.59 (32%)
ADD TO CART
Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; Heater Core
- Position: Front
Fits the following Toyota Models:
- Land Cruiser | 2003-2007 | Base | 8 Cyl 4.7 L GAS
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Toyota Heater Core
Part Number: 87050-F4030
$336.56 MSRP: $480.52
You Save: $143.96 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Radiator Assembly, Air Conditioner; HVAC Heater Core; Unit Sub-Assembly, Heater Radiator
Fits the following Toyota Models:
- C-HR | 2018-2022 | LE, Limited, Nightshade, XLE, XLE Premium | 4 Cyl 2.0 L GAS
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Toyota Heater Core, Rear
Part Number: 87107-0E030
$345.82 MSRP: $506.81
You Save: $160.99 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core, Rear; Unit Sub-Assembly, Heater Radiator; HVAC Heater Core
- Position: Rear
- Replaces: 87107-48100
Fits the following Toyota Models:
- Highlander | 2008-2019 | Base, Hybrid, Hybrid LE, Hybrid Limited, Hybrid Limited Platinum, Hybrid XLE, LE, LE Plus, Limited, Limited Platinum, Plus, SE, Sport, XLE | 4 Cyl 2.7 L GAS, 6 Cyl 3.3 L FULL HYBRID EV-GAS (FHEV), 6 Cyl 3.5 L FULL HYBRID EV-GAS (FHEV), 6 Cyl 3.5 L GAS
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Toyota Heater Core, Rear
Part Number: 87107-08080
$290.42 MSRP: $414.66
You Save: $124.24 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core, Rear; Unit Sub-Assembly, Heater Radiator
- Position: Rear
Fits the following Toyota Models:
- Sienna | 2021-2023 | 25th Anniversary Edition, LE, Limited, Platinum, XLE, XSE | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Toyota Heater Core
Part Number: 87107-48040
Product Specifications
- Other Name: Unit Sub-Assembly, Radiator; HVAC Heater Core; Unit Sub-Assembly, Heater Radiator
Fits the following Toyota Models:
- Highlander | 2001-2003 | Base, Limited | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS

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Toyota Heater Core Parts and Q&A

Heater Core
87107-35040
Q: How to Service and Repair the Heater Core in a Rear Heating Unit on Toyota 4Runner?
A: To service the rear heater unit, drain some engine coolant, remove the front seats and center console, and slide the carpet back. Disconnect water hoses, remove the rear heater duct and control assembly, then disconnect connectors and screws. Reinstall in reverse order.
Heater Core, Rear
87107-08051
Q: How to service and repair the heater core and air conditioning radiator assembly on Toyota Sienna?
A: Bleed refrigerant having a given SSTs. Eliminate wipers, cowl, panels, hoses, instrument panel, steering column, ECM, reinforcements, and HVAC units. Install expansion valve and tubes using new O-rings, torque as required, rearrange parts, adjust shift system, add coolant, recharge 780 +/- 30 g refrigerant, warm engine and inspect for leaks.