mlj427ExplorerJun 23, 2018Electric brakesI just bought a 2000 Haulmark enclosed trailer and need to get it through inspection. It has a small breakaway battery on the tongue of the trailer and a deep cycle battery inside both are bad. If I j...Show More
donn0128Explorer IIJun 23, 2018The small battery is probably your emergency brake power, so its likely all you need.
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