Two batteries in 2012 F-350?
My 2012 Ford F-350 Dually died this morning. It has the original two batteries from the factory. I have it hooked up to battery tender while not in use connected to the passenger side battery. I ju...
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I agree with replacing both. I did on my last F350 and getting ready to on the current one. Likely will save you from going thru the same fail to start scenario in the near future.
