No one wants to have to unexpectedly buy a new refrigerator or have it repaired. There are a few things you can do to prolong the lifespan of your refrigerator. Something as simple as keeping your refrigerator stocked but not overloading it. The refrigerator should be able to have good circulation through the shelves. By keeping it stocked the refrigerator will maintain a good cold temperature, it takes more energy to cool just air.