Troy W Phoenix , AZ December 22, 2019 Appliance: Whirlpool 1.6 Cu Ft Microwave WMH1163XVB2 Whirlpool Microwave Wmh1163xvb2: Time and vibration caused item to break. How to replace Grill-Vent (Blk). I went online and found appliance parts pros. I entered my model/ part number and found what I needed. Ordered the part and received it in about three days, easy installation. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes