George V T Tucson , AZ August 03, 2019 Appliance: Whirlpool Undercounter Dishwasher DU910PFGQ1 Whirlpool Dishwasher Du910pfgq1: The spring on the detergent dispenser wasn't working. How to replace Detergent Lid Spring. When I called the very nice woman I spoke with directed me to the page for the new spring that had a how-to video and she also ordered a new spring for me. The video was great and made the DIY repair simple. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes