TrailBlazer 4WD L6-4.2L VIN S (2002)
Hose/Line HVAC: Service and Repair
Evaporator Tube Replacement
TrailBlazer, Envoy, and Bravada
TOOLS REQUIRED
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J 26549-E Orifice Tube Remover
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J 39400-A Halogen Leak Detector
REMOVAL PROCEDURE
1. Recover the refrigerant from the system. Refer to Refrigerant Recovery and Recharging.
2. Loosen the evaporator tube (6) from the evaporator.
3. Remove the evaporator tube nut from the condenser.
4. Remove the nuts (1,5) retaining the evaporator tube to the fender.
5. Remove the washer solvent container.
6. Remove the coolant recovery tank.
7. Remove the evaporator tube using J 26549-E.
8. Remove the O-ring seal and discard.
INSTALLATION PROCEDURE
1. Install the new O-ring seal.
2. Install evaporator tube.
NOTE: Refer to Fastener Notice in Service Precautions.
3. Install the evaporator tube.
Connect the evaporator tube to the evaporator.