high beams will work during the day but not at night on 2000 Cadillac Escalade

the high beams on my escalade will function on and off during the day but will not work at night

by in Sparrows Point, MD on January 07, 2013
2 answers
ANSWER by , January 07, 2013
poss something to do with the twilight sensor?
ANSWER by , January 08, 2013
Turn on the headlight switch!