How to properly service and repair the Heater Core on Chevrolet Colorado?

The replacement process starts by removing the HVAC module assembly followed by extraction of the heater core pipes clamp screw and heater core pipes clamp . Begin by pulling off the heater core clamp screws then stripping the heater core clamp before extracting the heater core from the HVAC module. Add the heater core to the HVAC module assembly while applying the heater core clamp and fasten its screws at 1.9 N.m (17 lb in). Use the heater core pipes clamp and its screw to attach them afterward tightening them to 20 N.m (15 lb ft) before reinstalling the HVAC module assembly.

OEM Chevrolet Colorado Heater Core

HVAC Heater Core

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3 Heater Cores found

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Chevrolet Colorado Heater Core Part Number: 89019085
$89.70 MSRP: $162.37
You Save: $72.67 (45%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Core, Heater Core; HVAC Heater Core
- Replaces: 89018326
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2012 Chevrolet Colorado | Base, LS, LT, Sport, Sport LS, WT, Z71, Z71 LS, Z85, Z85 LS | 4 Cyl 2.8 L GAS, 4 Cyl 2.9 L GAS, 5 Cyl 3.5 L GAS, 5 Cyl 3.7 L GAS, 8 Cyl 5.3 L GAS
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Chevrolet Colorado Heater Core Part Number: 84903544
$84.16 MSRP: $152.33
You Save: $68.17 (45%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Core Assembly-Heater; Core, Heater Core
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2023 Chevrolet Colorado | LT, Trail Boss, WT, Z71, ZR2 | 4 Cyl 2.7 L GAS
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Chevrolet Colorado Heater Core Part Number: 23135678
$55.91 MSRP: $114.91
You Save: $59.00 (52%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Core Assembly-Heater; Core, Heater Core
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2022 Chevrolet Colorado | Base, LT, WT, Z71, ZR2 | 4 Cyl 2.5 L GAS, 4 Cyl 2.8 L DIESEL, 6 Cyl 3.6 L GAS

Chevrolet Colorado Heater Core

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Heater Core in Chevrolet Colorado is efficient in warming the cabin through utilization of the excess engine heat. Looking somewhat like a miniature radiator, the core is cooled by water and anti-freeze, with hot coolant drawn from the engine to heat the interior air. This is because items such as valves or doors for controlling the flow and circulation of the coolant through the core are used to regulate for temperature control. also, in air-conditioned vehicle, the heater core plays an important role in dehumidifying the conditioned air through reheating. Although with problems such as clogging of the system and leakage, the heater core is significant for regulating the climate inside the car.

Chevrolet Colorado Heater Core Parts and Q&A

Heater Core
89019085
Q: How to properly service and repair the Heater Core on Chevrolet Colorado?
A:
The replacement process starts by removing the HVAC module assembly followed by extraction of the heater core pipes clamp screw and heater core pipes clamp . Begin by pulling off the heater core clamp screws then stripping the heater core clamp before extracting the heater core from the HVAC module. Add the heater core to the HVAC module assembly while applying the heater core clamp and fasten its screws at 1.9 N.m (17 lb in). Use the heater core pipes clamp and its screw to attach them afterward tightening them to 20 N.m (15 lb ft) before reinstalling the HVAC module assembly.