most builders purchased from appliance companies like Trail and Coast. ; C' [- t% b/ i2 pMine was Trail and they came to fix my microwave door when I first move it. 0 A7 w* |1 A+ O& K' y* d' U4 w- e+ GBut it went through the builder within the first year, after that, you are on your own to contact the appliance company directly.