To remove and install the compressor, start by disconnecting the negative battery cables. Next, remove any necessary equipment to access the compressor mounting bolts and, if applicable, the compressor revolution sensor. Take off the compressor drive belt, which may require removing the idler pulley and bracket from the underside of the vehicle. Discharge the air conditioning system and disconnect the refrigerant lines, plugging them with a clean shop towel while using two wrenches for disconnection. Disconnect and tag all electrical connections, then remove the compressor mounting bolts and take out the compressor. For installation, place the compressor on the engine and evenly torque all mounting bolts according to specifications. Reconnect all electrical connections and refrigerant lines, ensuring to replace O-rings. Reinstall any necessary equipment to access the compressor mounting bolts and the compressor revolution sensor if equipped. Adjust and install the drive belt, reconnect the negative battery cable, and evacuate and charge the system as needed, ensuring the oil level is correct for the compressor. Avoid leaving the compressor on its side or upside down for extended periods to prevent oil from entering the low-pressure chambers, and always replace the O-rings.