This is not a battery drain, you have a voltage connectivity issue. There should be a thread on the forum to be able to trace this down. Could be very easy.... or, they may never work again. Anything that interrupts the voltage can be an issue.
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Brother Les
2013 Forest River Salem Hemisphere SBT312QBUD
2001 CrewCab F-250 7.3 PowerStroke Diesel
SuperChip, BTS transmission, 6.0 Trans Cooler
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