20 Most Recent Kenmore 23.3 cu. ft. Side-by-Side Refrigerator 5137 - Page 8 Questions & Answers

The 3rd number after the 253 indictes your cu. ft. so the 3rd number on yours is 8, that means yours is an 18 cu. ft.
Best wishes,
TF

Its a fan motor that you hear. Its little and its hiding behind those plastic panels inside. The motor is not considered oil able but is definitely replaceable and generally inexpensive. I would say its probably a good idea to get somebody with experience to pull the necessary panels otherwise you may end up looking for things that aren't made anymore. Hope this helps and good luck.

Its normal. The manufacturers got smart and put the condenser in the outside freezer walls. A lot of home refrigerators also have the same hot walls. Hope this helps good luck.

Any appliance parts company close to where you live will have what you need.

Try clearing all vents - inside (make sure vents not covered - in fridge and freezer) and outside (gently vacuum - the coil areas in the back and bottom of fridge) May be overworking itself to stay cold

There is a lock on the display. Try pressing standby button for 10 secs

How many pounds of frozen meat will 10 cubic foot chest freezer hold

You might have a torn seal around the door. CHeck that carefully and clean it with a damp sponge. The model number is on a tag somewhere inside the fridge, usually easily readable so check by the filter or the light. You might also have frozen coils, and might need to defrost it (turn it off for a day with the doors open) so get some freezer boxes and some dry ice to store your food and keep a towel on the floor in front of the freezer to absorb the melted ice.

it could be froze shut or something has fallen in a certain way not allowing to open the door