How do u change a headlight bulb?

on a 2002 ford f150. What do u have to remove to get to the bulb?How do u change a headlight bulb?May have to remove the battery, depending on which side the bulb has failed. Once you have located the rear of the head light, there is a large round black plastic lock ring. Turn to the left 陆 a turn. Remove the bulb. When handling the new bulb, DO NOT touch the glass with your bare hands. Install the bulb in the rear of the light. Install lock ring.



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