Yukon/Denali 4WD V8-6.0L VIN U (2004)
Expansion Block/Orifice Tube: Service and Repair
EXPANSION (ORIFICE) TUBE REPLACEMENT
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. Refer to Refrigerant Recovery and Recharging.
2. Loosen the nut from the evaporator tube fitting.
3. Use the J 26549-E in order to remove the orifice tube (1) from the evaporator tube (2).
4. Cap or plug the open line.
INSTALLATION PROCEDURE
1. Uncap or unplug the evaporator tube.
