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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1008 (Heating, Ventilation And Air Conditioning - Gas) >> Repair Instructions >> Accumulator Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 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. Remove the evaporator tube nut from the evaporator.
    Fig 1: Removing/Installling Evaporator Tube At Evaporator
    GM385463Courtesy of GENERAL MOTORS CORP.
  3. Remove the evaporator tube from the evaporator.
    4. Fig 2: Locating Evaporator Tube
    GM703266Courtesy of GENERAL MOTORS CORP.
  4. Remove the nut from the evaporator tube (3).
  5. Disconnect the electrical connector from the A/C low pressure switch.
  6. Remove the compressor hose nut from the accumulator.
  7. Remove the compressor hose from the accumulator.
  8. Remove the nut (2) from the evaporator fitting.
    Fig 3: Exploded View Of Accumulator Mounting
    GM660416Courtesy of GENERAL MOTORS CORP.
  9. Remove the accumulator bracket nut (4) from the retaining stud.
  10. Remove the accumulator (3).
  11. Remove the retaining bracket bolt (5).
  12. Remove the retaining bracket (6) from the accumulator.
  13. Remove and discard the O-ring seals.
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