Yes the plug got disconnected.
When we opened the box that's what we saw together but now we have no left signal and when we plug the 7 pin the lights turn on on the truck and the trailer so we have a wire wrong.
Guess we'll try testing each wire one by one and see what it does.
Hello everyone,
I'm new to this forum and hopefully someone can help me.
I'm looking for the wiring from the trailer harness to the 7 pin connector.
In the Heartland Users Guide there is mention of typical trailer wiring but nowhere does it mention other colors.
What if your trailer wires...
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