Silverado 1500 2WD V8-5.3L VIN Z Flex Fuel (2006)
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.
