Dave B Owensboro , KY April 20, 2020 Appliance: Whirlpool Microwave Oven 1.7 Cubic Foot GT4175SPS2 Whirlpool Microwave Gt4175sps2: Turntable stopped turning. How to replace Support. Removed m/w from cabinet and removed metal spacer mounting stands to gain access to bottom of m/w. Turned m/w upside down. Removed and left off the metal plate (cut tabs) covering the motor. Removed motor mounting screw and electrical plug, installed new motor back in same place with screw and electrical plug. Right sided the m/w, plugged in to test. Reinstalled mounting stands and inserted back into cabinet. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes