Originally Posted by SNAKEWOLF
No Shouting Look After Working On Electric Lift Trucks For More Years Than I Want To Remember I Remiss. The Alternator Is There To Charge The Battery Not To Give A Constant Even Supply Of Volts Or Amps. The Battery Is The Constant Even Supply Of This. The New Electronic Car Has To Have Even Consistant Volts And Amps And The Alternator Does Not Do This The Battery Does. It Is That Simple Unless You Make It More.
But doesn't the alternator supply a fairly constant regulated 13.8 volts as against the batteries full charge of 12.8? Not saying anyones wrong just don't understand what is happening when you replace a battery - other than you disconnect the old one and maybe reset things?