How to replace the evaporator core on Chevrolet Colorado?

The process begins with HVAC module assembly removal followed by screw uninstallation which allows for separating the HVAC module assembly halves and the subsequent assembly split. You should remove the evaporator core before proceeding to its HVAC module assembly. Proper operation of the new evaporator core depends on the addition of refrigerant oil. Attach the seal between HVAC module assembly halves before inserting the evaporator core inside the assembly to rebuild the system. After screw installation to connect both HVAC module assembly parts use 1.9 N.m (17 lb in) torque before reattaching the HVAC module assembly.

OEM Chevrolet Colorado Evaporator

A/C Evaporator Core

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Chevrolet Colorado Evaporator Core Part Number: 89018834
$83.29 MSRP: $246.54
You Save: $163.25 (67%)
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Product Specifications
- Other Name: Evaporator Assembly, A/C; A/C Evaporator Core Repair Kit; A/C Evaporator; Evaporator
- Replaces: 89018325
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2010 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 Evaporator Core Part Number: 84903539
$95.97 MSRP: $171.38
You Save: $75.41 (44%)
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Product Specifications
- Other Name: Evaporator Assembly-A/C; Evaporator, A/C Evaporator
- 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 Evaporator Core Part Number: 89018984
Product Specifications
- Other Name: Evaporator Assembly, A/C; A/C Evaporator Core Repair Kit; A/C Evaporator Core; A/C Evaporator; Evaporator; Evaporator, A/C Evaporator
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2012 Chevrolet Colorado | LS, LT, WT | 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

Chevrolet Colorado Evaporator

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The Evaporator is one of the major subsystem or assembly of the vehicle namely Chevrolet Colorado which controls and cools the air by condensing refrigerant and changing it from liquid form to vapor. The evaporator which is located under the dash alongside the heater core is of a aluminum coil having tubes and fins through which air passes and get heated by the refrigerant. Also, use the evaporator for de-humidifying besides the intended use of cooling since it removes moisture existing within the flowing air. Replacing this component often because of the leakage problems related to age, fluctuations of temperature, or accumulated debris, the A/C Evaporator is critical to the proper functioning of the automotive AC system as it is aimed at cooling the cabin space.

Chevrolet Colorado Evaporator Parts Questions & Experts Answers

Evaporator Core
89018834
Q: How to replace the evaporator core on Chevrolet Colorado?
A:
The process begins with HVAC module assembly removal followed by screw uninstallation which allows for separating the HVAC module assembly halves and the subsequent assembly split. You should remove the evaporator core before proceeding to its HVAC module assembly. Proper operation of the new evaporator core depends on the addition of refrigerant oil. Attach the seal between HVAC module assembly halves before inserting the evaporator core inside the assembly to rebuild the system. After screw installation to connect both HVAC module assembly parts use 1.9 N.m (17 lb in) torque before reattaching the HVAC module assembly.