chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

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Cobalt L4-2.4L VIN B (2006)

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5. Remove the lower HVAC case screws.

6. Remove the lower HVAC case.

7. Remove the evaporator core.

INSTALLATION PROCEDURE

1. If replacing the evaporator core, add polyalkylene glycol (PAG) oil to the evaporator core. Refer to Refrigerant System Capacities.

2. Install new seal washers to the evaporator core fittings.
3. Install the thermal expansion valve (TXV).
4. Install the TXV bolts.

Tighten the TXV bolts to 7 N.m (62 lb in).

NOTE:  Refer to Fastener Notice in Service Precautions.

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