Why my low bem lights (running lights) will not come on. on 2005 GMC Envoy

I have changed the bulb on both sides and fuse. The high beams work, parking, fog and brake lights work.

by in Red Oak, TX on July 09, 2013
2 answers
ANSWER by , August 14, 2014
Could be a dimmer switch or relay. Probably would need to be diagnosed by a shop with automotive electrical experience who could review the electrical diagram and map out powers and grounds.
ANSWER by , October 11, 2014
the relay is bad