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Installation Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Accumulator Lower Insulator
    GM628098Courtesy of GENERAL MOTORS CORP.
  1. Add the specified amount of PAG oil to the accumulator. Refer to Refrigerant System Capacities .
  2. Replace the accumulator lower insulator, if necessary:
      Fig 2: Lower Insulator & Accumulator
      GM296233Courtesy of GENERAL MOTORS CORP.
    1. Remove the paper backing from the lower insulator (1).
    2. Position and install the insulator (1) to the bottom of the accumulator (2) as shown.
  3. Install the accumulator to the accumulator bracket.
  4. Tighten the accumulator bracket clamp bolt just enough to provide some resistance in rotating the accumulator.
  5. Install the accumulator and bracket to the vehicle.
  6. Remove the cap or tape from the accumulator hose and the accumulator.
  7. Install a new O-ring. Refer to O-Ring Replacement .
    8. Fig 3: Accumulator Hose & O-Ring
    GM297300Courtesy of GENERAL MOTORS CORP.
  8. Install the accumulator hose to the accumulator.
  9. Align the accumulator to the accumulator hose and the rear evaporator tube as noted prior to removal.
    10. Fig 4: Disassembling/Reassembling A/C Line Fittings
    GM297225Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  10. Using a back-up wrench on the accumulator fitting (2), secure the accumulator hose fitting (1) to the accumulator.

    Tighten:  Tighten the fitting to 41 N.m (30 lb ft).

    11. Fig 5: Accumulator Bracket Mounting Nuts
    GM297298Courtesy of GENERAL MOTORS CORP.
  11. Install the accumulator and bracket into position.
  12. Install the accumulator bracket mounting nuts.

    Tighten:  Tighten the nuts to 10 N.m (89 lb in).

  13. Tighten the accumulator bracket clamp bolt.

    Tighten:  Tighten the bolt to 10 N.m (89 lb in).

  14. Remove the cap or tape from the compressor hose and the accumulator.
  15. Install a new O-ring. Refer to O-Ring Replacement .
    16. Fig 6: Accumulator, Retaining Bolt & Compressor Hose Assembly
    GM95632Courtesy of GENERAL MOTORS CORP.
  16. Install the compressor hose to the accumulator.
  17. Install the compressor hose to accumulator retaining bolt.

    Tighten:  Tighten the bolt to 20 N.m (15 lb ft).

    18. Fig 7: Heater Pipe Bracket & Cowl
    GM621749Courtesy of GENERAL MOTORS CORP.
  18. Install the heater pipe bracket to the cowl stud.
  19. Install the heater pipe bracket retaining nut.

    Tighten:  Tighten the nut to 10 N.m (89 lb in).

  20. Install the battery heat shield. Refer to Battery Heat Shield Replacement in Engine Electrical.
  21. Install the battery. Refer to Battery Replacement in Engine Electrical.
  22. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  23. Leak test the fittings of the component using J 39400-A  . See Special Tools and Equipment .
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