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Home >> GMC >> 2006 >> Sierra 2500 2WD V8-6.6L DSL Turbo >> Repair and Diagnosis >> Heating and Air Conditioning >> Evaporator Core >> Service and Repair
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Evaporator Core: Service and Repair

EVAPORATOR CORE REPLACEMENT

REMOVAL PROCEDURE
1. Remove the heater/vent module.
2. Remove the heater/vent module screws.
3. Separate the heater/vent module.




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

INSTALLATION PROCEDURE

IMPORTANT: If replacing the evaporator, add the refrigerant oil to the evaporator. Refer to Refrigerant System Capacities.




1. Install the evaporator core to the heater/vent module.
2. Install the heater/vent module halves.

NOTE: Refer to Fastener Notice in Service Precautions.

3. Install the heater/vent module screws.

Tighten
Tighten the screws to 1.6 N.m (14 lb in).

4. Install the heater/vent module.
5. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging.
6. Leak test the fittings of the component using the J 39400-A.
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