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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1602 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Expansion (Orifice) Tube Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  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.
    Fig 1: Remove Orifice Tube From Evaporator Tube
    G01479021Courtesy of GENERAL MOTORS CORP.
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