2005 Buick Rainier A/C Accumulator

You should recover the refrigerant, disconnect the electrical connector from the A/C pressure switch and remove the A/C low-pressure switch, the nut retaining the accumulator to the evaporator, the compressor suction hose assembly from the accumulator, the O-ring seals, the accumulator clamp nut and the accumulator from the vehicle.

You should install the accumulator to the vehicle, the accumulator into the accumulator clamp, the accumulator clamp nut, the A/C low-pressure switch, the new O-ring seals, the accumulator to the evaporator, and the accumulator retaining nut, connect the compressor suction hose to the accumulator, install the suction hose nut, connect the electrical connector to the A/C low-pressure switch, evacuate and recharge the A/C system and leak test the fitting of the component using the J 39400-A.