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2014 Chevy Express 3500 trailer wiring.

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Old 07-05-2017, 08:38 PM
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Default 2014 Chevy Express 3500 trailer wiring.
I'm trying to get my van ready to pull a travel trailer and the only wiring harness i can find at the back of my van is this:





can anyone tell me what this is?

thanks
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Old 01-27-2019, 07:57 PM
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It'* most likely for the lights.
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Old 01-27-2019, 10:09 PM
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Do the tail lights work with the plug disconnected?

If yes, look elsewhere. If no then you probably found the correct wires.
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Old 01-27-2019, 10:33 PM
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Does that connector have wiring on both sides? If not it may be the factory hookup for trailer lighting.
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