Customer has 20 y/o Goodman system that operates for main level. System is not cooling due to failed dual capacitor. Compressor is nearing failure. Condenser fan motor is overheating. Contactor is arcing and low in resistance. R22 pressure levels were low indicating loss of refrigerant. Rusted evaporator coil. Noticed other issues as well in regard to dirty blower wheel and water safety. Informed customer of findings. Based on our findings today, it might be time to think about getting a brand new system.