Frigidaire Gallery Series GLHS269ZDB 36" 26.0 Cu. Ft. Side-by-Side Refrigerator w/ 7 Button Dispense... "system detected possible issue" Questions

...POSSIBLE huge: as in no or contaminated REFRIGERANT or NEAR CATASTROPHIC... as in defective COMPRESSER... Depending on the age, cost & your personal love of the APPLIANCE (my '94 AMANA STAINLESS ...