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rickst29's avatar
rickst29
Explorer
Jul 23, 2017

WHY Tow Vehicles don't recharge Trailer batteries quickly.

I write this post as a new Thread, providing definitive answers for two questions which appear frequently - and have been answered incorrectly upon most occurrences. The way that it all works is compl...
dfletch's avatar
dfletch
Explorer
Jul 24, 2017
Nice write up. One additional thought. I have a Duramax with the capability to add a second alternator I could then dedicate it to the trailer batteries. It would require some rewiring under the hood.

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