How to Replace bulb in sealed beam?

To replace a bulb in a sealed beam headlight, first, ensure the vehicle is turned off and the keys are removed. Carefully remove the headlight assembly by unscrewing the retaining screws or clips, then disconnect the wiring harness. Replace the old sealed beam unit with a new one, ensuring it is properly seated, and reconnect the wiring. Finally, reattach the headlight assembly and test the new bulb to ensure it functions correctly.