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  1. 4.5 Generation Altima (2010-2012)
    2012 S2.5 Are there any known charging issues with using the Optima Red Top AGM batteries in a stock Altima? I'm getting 14.4VDC at startup, dropping to 13.2-13.6VDC while driving/idle/parked. Never really goes below 13VDC. But my AGM battery is only getting charged to about 30%, enough to...
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