My guess is I should replace it. Or is this an electrical problem? The side marker burns but won't flash, so I'm thinking there are two different bulbs within the lamp housing and the flashing bulb is simply burned out. Am I right?
Trailer side marker lamp, not flashing four-way or turn
Discussion in 'Trucks [ Eighteen Wheelers ]' started by Skydivedavec, Jul 31, 2014.