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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1666 (Heating, Ventilation And Air Conditioning) >> Repair Instruction >> Accumulator Tube Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. 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 air cleaner assembly.
  3. Remove the vacuum brake booster. Refer to VACUUM BRAKE BOOSTER in Disc & Drum.
    Fig 1: Identifying Evaporator
    G01568602Courtesy of GENERAL MOTORS CORP.
  4. Remove the brake pressure modulator valve bracket. Refer to BRAKE PRESSURE MODULATOR VALVE (BPMV) BRACKET REPLACEMENT in Antilock Brake System.
  5. Remove the accumulator clip.
  6. Loosen the accumulator tube nut at the accumulator (2).
    Fig 2: Loosening Accumulator Tube Nut From Accumulator
    G01568603Courtesy of GENERAL MOTORS CORP.
  7. Disconnect the accumulator tube from the accumulator.
  8. Remove the accumulator tube to evaporator core block fitting bolt.
    Fig 3: Removing/Installing Accumulator Tube Block Fitting Bolt
    G01568604Courtesy of GENERAL MOTORS CORP.
  9. Disconnect the accumulator tube from the evaporator.
  10. Remove the accumulator tube.
  11. Remove the O-ring seal and discard.
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