Frigidaire Professional stainless set. Refrigerator, range, dish *** - $999

Frigidaire professional series stainless appliance set.
French door fridge, gas range, electric dishwasher.
5 year old set purchased through Lowe’s.
Wife was ready for something different.
All are working though dishwasher will intermittently show code ‘120’ which stops its cycle and stove will once in a while show code ‘F16’, both of which reset with resetting power.
Someone more mechanically inclined could likely diagnose and change out the sensors causing the intermittent issue Range 30” slide in FPGH3077RFA Fridge 36”x70” standard FPBS2777RF0 Dishwasher 24” FPID2497RF2A