Frederick T Warren , OH December 22, 2016 Appliance: Whirlpool Undercounter Dishwasher GU1500XTLB2 Whirlpool Dishwasher Gu1500xtlb2: Door striker on whirlpool dishwasher bad. How to replace Door Latch Strike. Ordered a new part it arrived in 4 days, popped the new one in place and the door closes much quieter than the original. The dishwasher seemed to run fine.it took less than 5 minutes! Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes