How to replace the evaporator core (Visteon) on 2003 Chevrolet Avalanche 1500?

Replace the Evaporator core (Visteon) by starting with hvac module removal followed by disconnecting the electrical connector from the recirculation actuator. You need to remove the screws from the Evaporator cover before taking off the cover from the hvac module assembly. The removal of the Evaporator cowl gasket needs to be done from the Evaporator before extracting the Evaporator core out of the hvac module assembly . Installation of the Evaporator core involves returning it to the hvac module assembly but requires refrigerant oil addition to the Evaporator core when replacing the condenser. Install the Evaporator cowl gasket onto the Evaporator before attaching the Evaporator cover onto the hvac module assembly by tightening screws to 2 n.m (18 lb in). After finishing install the hvac module assembly by plugging in the electrical connector to the recirculation actuator.

OEM 2003 Chevrolet Avalanche 1500 Evaporator

A/C Evaporator Core

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2003 Chevrolet Avalanche 1500 Evaporator Core
Part Number: 89019027
$209.04 MSRP: $429.58
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Product Specifications
- Other Name: Evaporator Assembly, A/C; A/C Evaporator Core Repair Kit; A/C Evaporator Core; A/C Evaporator; Evaporator, A/C Evaporator; Evaporator
- Replaces: 89018296
- Item Weight: 7.90 Pounds
- Item Dimensions: 21.2 x 18.4 x 10.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 89019027
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Avalanche 1500 Submodels:
- Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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2003 Chevrolet Avalanche 1500 Evaporator Core
Part Number: 19258418
Product Specifications
- Other Name: Evaporator Kit, A/C Evaporator Core Repair Kit
- Replaces: 88986628
- Item Weight: 5.30 Pounds
- Item Dimensions: 19.8 x 13.7 x 6.6 inches
- Condition: New
- SKU: 19258418
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Chevrolet Avalanche 1500 Submodels:
- Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z71 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS

2003 Chevrolet Avalanche 1500 Evaporator

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2003 Chevrolet Avalanche 1500 Parts Questions & Experts Answers

Q: How to replace the evaporator core (Visteon) on 2003 Chevrolet Avalanche 1500?
A: Replace the Evaporator core (Visteon) by starting with hvac module removal followed by disconnecting the electrical connector from the recirculation actuator. You need to remove the screws from the Evaporator cover before taking off the cover from the hvac module assembly. The removal of the Evaporator cowl gasket needs to be done from the Evaporator before extracting the Evaporator core out of the hvac module assembly . Installation of the Evaporator core involves returning it to the hvac module assembly but requires refrigerant oil addition to the Evaporator core when replacing the condenser. Install the Evaporator cowl gasket onto the Evaporator before attaching the Evaporator cover onto the hvac module assembly by tightening screws to 2 n.m (18 lb in). After finishing install the hvac module assembly by plugging in the electrical connector to the recirculation actuator.