Joseph G Commerce Twp , MI June 29, 2014 Appliance: Model 253.44393403 Kenmore elite refridgerator (side by side) defrost problem Up until this problem, I had no experience with fixing refrigerators. I did a little research online and was able to identify that the defrost thermostat was bad. I found the replacement part on www.applicancepartspros.com and had it within 2 days of ordering it. It was a quick fix and the fridge has been working fine ever since. Read More... Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Screwdrivers, Socket Set