GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2000 🢒 Firebird 🢒 HVAC 🢒 Heating, Ventilation and Air Conditioning 🢒 Air Conditioning Accumulator Replacement

Removal Procedure

    Object Number: 282943 Size: SH
  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Disconnect the air conditioning (A/C) compressor and condenser hose bolt at the accumulator.
  3. Remove the accumulator bolt (2) at the module.
  4. Remove the accumulator hose bracket nut (1) at the strut tower.
  5. Remove the accumulator bracket bolt.
  6. Remove the accumulator from the bracket.
  7. Discard the O-rings.

Installation Procedure

    Object Number: 282943 Size: SH
  1. Before installing a new, or reinstalling the old accumulator perform the following:
    2. 1.1. Drain, measure and record the amount of poly-alkylene glycol (PAG) oil in the accumulator that was removed.
    1.2. Add 60 ml (2 oz) of new, clean PAG oil MORE than the amount drained from the removed accumulator.
  2. Install the new O-ring.
  3. Install the accumulator to the bracket.
  4. Install the accumulator bracket bolt.

    5. Tighten
    Tighten the accumulator bracket bolt to 6 N·m (53 lb in).

  5. Install the accumulator hose bracket nut (1) at the strut tower.

    6. Tighten
    Tighten the accumulator hose bracket nut (1) at the strut tower to 8 N·m (71 lb in).

  6. Install the accumulator bolt (2) at the module.

    7. Tighten
    Tighten the accumulator bolt (2) at the module to 16 N·m (12 lb ft).

  7. Connect the A/C compressor and condenser hose bolt at the accumulator.

    8. Tighten
    Tighten the A/C compressor and condenser hose bolt at the accumulator to 16 N·m (12 lb ft).

  8. Recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  9. Perform a leak test on the A/C system. Refer to Leak Testing .