It may be a bad door switch, a loose door switch mount, or a problem on the control panel, such as a sticky relay.
I would suspect a sticky relay first, but the door switches should be checked.
If you or a friend decide to look into it, we have critical information on safety, disassembly and door switches at our site, linked here on Fixya:
http://tinyurl.com/yzjozk
If you need your control panel assembly (smart board) repaired, we do that for $39.95 nationwide.
You can find helpful exploded view diagrams and order parts by entering your full model number here:
http://tinyurl.com/gv383
×