SOURCE: 2006 GMC Sierra The trailer park lights won't come on
Suspect 7 pin connector problem , you should have power on the 8pm positioned and the centre pin position as you look into the socket (on vehicle. These pins are both male pins as you look at them . If ok check trailer wiring where it splits for either lamp assy ! Good luck
SOURCE: my headlights don't work. parking lights fine.
check for fuses under hood then replace light switch
69 views
Usually answered in minutes!
×