While you wait for answers, we may have found some information which could help you.
Click here for Problem Oven 30Light replacement for the microwave?
Where can I find the model # on Kitchenaid slide-in range?
KitchenAid oven stuck on "insert probe"?
How can I replace the light in my microwave?
replacing light bulb in kitchenaid microwave 378KBL?
how can I stop the fan from running constantly on a kitchenaid microwave?