Cadillac Repair: RUNNING LIGHT, cadillac deville, light sensor

Question
QUESTION: HOW TO REPLACE BULB, LEFT FRONT
ANSWER: Year and model of vehicle ?>


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QUESTION: 1992 cadillac deville, thank you for your time.

Answer
Since this was an option on CANADIAN built cars only, Does the low and high beam lamps operate correctly at night ?.

Are BOTH running lamps inoperative ?.

Do the headlights come on automatically when it gets dark ?.

Do you have anything on the dash that may be covering up the light sensor.