The Door Switch Assembly is an OEM part for LG dryers. It ensures the dryer operates only when the door is securely closed, acting as a safety feature to prevent the dryer from running while the door is open. Causes of a bad door switch assembly can include regular wear and tear from frequent use, electrical issues such as shorts or faulty connections, or physical damage from forceful door closures or impacts. Symptoms of a bad door switch assembly include: The dryer not starting The dryer stopping mid-cycle The drum light not turning on or off correctly The dryer continuing to run with the door open This OEM LG part is also compatible with Sears/Kenmore models.This part fixes the following symptomsWon't startPart Number 6601EL3001A (AP4441527) replaces 1268253, AH3529308, EA3529308, PS3529308.