Battery Replace Question

PapaRich

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Feb 4, 2013
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N.Y.
i am replacing my Optima Redtop 34R in my 2009 GT500 for a new one and was wondering when i disconnect the battery will i lose my tune or any software i've installed from the computer or onboard elctronics etc.. also will i be dealing with any recalibrating nightmares when i reconnect new battery . I appreciate any advice or direction you guys can give . Thanks !
 

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