These physical parts take a lot of wear and tear. If they’re loose, cracked, or unresponsive, they are some of the easiest and cheapest parts to replace.
Guide to the Parts of an Electric and Gas Stove - KitchenAid buy stove parts
For electric stoves, these are the coils on top or the hidden "bake" and "broil" elements inside the oven. Look for blistering, cracks, or a lack of that even orange glow. These physical parts take a lot of wear and tear
The Ultimate Guide to Buying Stove Parts: Repair Your Range Like a Pro buy stove parts