why do my trailer tail lights not work but turn signals and brake lights do?

Asked by Apr 16, 2017 at 07:23 PM about the 1998 Chevrolet Blazer 4 Door 4WD

Question type: Maintenance & Repair

I just installed a new trailer wiring harness and have been able to get the turn
signals and brake lights to work but not the tail lights

1 Answer

27,815

YOU TAPED INTO THE REAR TAIL LIGHT PARKING LIGHS/WIRE UNDER THER..DOES YOUR TEST LIGHT FOR THE RUNNING LIGHT WIRE HAVE POWER UNDER THERE AT THE SOCKET WIRE....WITH THE LIGHT SWITCH ON....GEEEZZ..IM MESSING THIS UP..DID YOU FIND THE RUNNING/PARKING LITE WIRE AT THE SOCKET??

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