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Adding a second battery on a truck camper
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04-30-2010, 07:47 PM
ram crazy
Join Date: Sep 2007
Posts: 3,848
You can run two batteries but you need to use an isolator between the two batteries so your truck battery won't drain while you use the camper lights and furnace. You should be able to pick one of those up at any automotive store.
ram crazy
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