the oven comes on with out any thing being ,being on and i smell gas and after a few mints it comes on and heats up with nothing being on
With the issue that you are having it sounds like the contacts on the oven thermostat are faulty and you would want to replace the thermostat.
The oven will not turn off.
Answer Hello lewis. If the off button is not working, you will need to replace the control board WB27T10469 on the unit.