1990 GMC Sierra "drl" Questions

...during daylight hours and as such are not necessary in the daytime, and are not illuminated by the DRL module. The DRL (Daytime Running Lights) module illuminates the headlamps in a slightly dimmer ...

drl work but no low beams on my 1998 sierra.. drl work but no low beams on my 1998 silverado.. high beams work fine either the low beams are burned out ,or the dimmer switch is bad.

DRL is not working I have 1999 GMC SIERRA 1500 4x4 , is not working DRL (day running lights) , I check the fuses , new bulbes , dos not work Thanks 1996-99 GM trucks.There is a diode, located under ...

...needs replaced. May be able to pull fuse under hood in fusebox for a cheap fix. Its labeled DRL in lid of fuse

drl work but i when switch the lights all the way on i dont have low or high beams? could this be a fuse, bulbs out or bad switch? the dash lights and tail lights work just fine whenever the switch is

...over and starts.lights and gauges activate fine when attempting to start and can hear the relays(drl and heater)clicking. does the starter make a "clicking noise" when it wont turn over? check

...have a circuit breaker in it.or the switch itself is heating up.or a bad ground. What about the DRL

I have a 1996 GMC 3500 truck that has day time running lights (drl), I just recently put a western unimount plow on it and the plow works fine but i am having problems with the plow lights. I have low

3 inches long, there are 2 wires, if you connect these 2 wires and the headlights come on, when the DRL should be on, then its bad. Available at your friendly Chevy Dealer

...in steering column or clock spring, where applicable.Your low beam from dimmer switch goes through drl relay, with relay not energized. At the low beam head lamp, tan wire is voltage, black wire is ...