Aux Switches to

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Jojo89

Junior Member
Joined
Sep 16, 2025
Posts
1
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Location
Minnesota
Ram Year
2023
Engine
6.7 Cummins
Hey everyone,

I have a 2023 Ram 2500 Cummins big horn. I use a cargo trailer daily and when the trucks power is off I don’t get any power to the interior of the trailer for lights. I have been told if I program an Aux switch I can have constant power. 1 is that true and how do I go about doing that? And 2 if it’s not true is there anyway to run a relay to keep power to the 7 pin outlet for my trailer? Any guidance or help is appreciated.
 
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