my headlighs go off and on while the car is sitting still what can cause that on 1992 Mercury Grand Marquis

head lights go offo and on while I am sitting still

by in Montgomery, NY on February 10, 2013
2 answers
ANSWER by on February 10, 2013
maybe your switch is sticking
ANSWER by on February 23, 2013
if you mean while car is parked and your horn doesnt work it may be you triggered the anti-theft I do it ocassionally

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