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Home >> Chevrolet >> 2004 >> Blazer 2WD V6-4.3L VIN X >> Repair and Diagnosis >> Heating and Air Conditioning >> Heater Core >> Service and Repair
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Heater Core: Service and Repair




Heater Core Replacement

Removal Procedure

1. Remove the heater/vent module. Service and Repair







2. Remove the heater core access cover screws.
3. Remove the heater core access cover.







4. Remove the heater core from the heater/vent module.


Installation Procedure






1. Install the heater core to the heater/vent module.







2. Install the heater core access cover.


NOTE: Refer to Fastener Notice in Service Precautions. Vehicle Damage Warnings


Tighten
Tighten the heater core access cover screws to 1.9 N.m (17 lb in).


3. Install the heater/vent module.
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