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joshenj's avatar
joshenj
Explorer
Feb 25, 2019

Trouble with Left blinker light on travel trailer.

So when I hook my truck up to my travel trailer I can't get the left blinker to work on it. We took my buddy's truck who knew he was wired good and the blinker worked. So bulb is good and wiring on ...
1995brave's avatar
1995brave
Nomad
Feb 25, 2019
What kind of truck do you have? If it is a newer truck some of them come with fuses for the trailer hitch. It could be one of those fuses blown or corroded connection. Just putting a meter on the pin does not give it enough load to correctly check the current to the light. Even the LED testers do not put enough load to properly check for loose or corroded connections.

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