On Fri, 2 Oct 2015 20:08:01 -0700 (PDT), DerbyDad03
wrote:

I tried replacing the bulbs years ago, but it didn't help. The new bulb did the same thing.

It's probably an expansion thing with the socket, but I just live with it.

Get a flashlight, and place it near the stove. Use it to see the
contents of the oven. Problem solved!