auxiliary battery for new gmc pickup
has anyone added a second battery to their new gmc pickup. my truck came with a second location for a battery but the manual details are not clear on what to do about wiring in the battery so that it...
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I had a second location in my 98 Tahoe. At that time I pulled my little jayco popup and used the space to keep a battery charged all the time. When it got cold and the little furnace ran all night, I had plenty of juice to keep my young family warm. I used an isolator and it all worked well.
