Performed tuneup on AC system. Rinsed indoor and outdoor coil, checked temperatures, checked static pressure, checked air filter, inspected blower wheel, cleaned and flushed drain line, checked refrigerant pressures, inspected all major and minor electrical components. Found air leakage in supply Plenum where supply flex runs tap into, evaporator coil is very dirty, and full of biological growth, blower cavity has biological gross buildup, there is no surge protection on system, compressor has high startup amps, and condenser fan motor is over amping. Gave client solutions for issues with system, however, system is 5 years old and recommend recommended replacing due to condition and cost of repairs. Client needs to discuss all options with spouse and will get back to us. System is operating OK at this time, signed client up for annual membership.