Rich K Rancho Santa Margarita , CA November 03, 2014 Appliance: Model GE STOVE TOP 20 YEARS OLD Yes stove top burners didn't work valves were frozen Turned off gas easily removed the the stove top pushing it up from the bottom. Unscrewed the bad valves and replaced with new ones purchased. Very tight working area so I had to loosen all three valves together so I could get my hand in tight area to replace screw into new valve. I noticed that the new valve did not include rubber bushing so I used the old ones which looked like new. Total time to replace three valves and one Drip pan about 4 hours start to finish with setup and cleanup. This included gathering correct tools and setting up a work space on the kitchen table with towels and boards to support the stove top. Workspace gets a little dirty so the towels made clean up easy Read More... Do-It-Yourself Rating: Repair Time Estimate: 2+ hours Tools: Adjustable Wrench, Screwdrivers, Wrench Set