Matt C Los Altos , CA April 09, 2017 Thermador gas burner intermittently going out and not relighting Ordered the Gas Solenoid and had it replaced and working in 35 minutes. NOTE make sure to turn off the gas and shut off the power to the unit before you start. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes