[kellersearay220]

Voltage at batteries, 16.4V and 12.1V, while engine running. Alternator thinks it is doing a good job because it equals 28V, but it’s killing both batteries. Two brand new batteries 2/25. Deka group 51 lead acid, same battery P/N. 2010 Fermont MEP-802A, 61 hobbs hours. Help please. Thx.

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