I added a charging line to the electrical cable between the motorhome and the Jeep, with a fuse and a circuit breaker in line to protect everything. There's already one under the hood of the motorhome, but it doesn't hurt to be extra safe. Your braking system draws a large amount of juice from the battery, as it has a motor turning an air compressor. Even with a brand new battery, that load can discharge in just a few hours of use, depending upon the number of braking cycles you perform. I didn't want to worry about it, so I just added the charge line to keep the Jeep battery topped off all the time.
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2006 Jayco Seneca 34SS
2006 Jeep Wrangler Unlimited Rubicon Toad
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