[prairewolf]

... And I know Alternators of today are better than the old ones, but, if a vehicle just gets a jump when battery is dead, the alternator does Not do a good job of charging battery... Alternators more or less still just Maintain what is in battery, not charge it. ...to a degree they may charge battery some, but not full charge. ... Your one post said that you jumped it and it worked for awhile starting slower as time went. ... with everything that is powered in a newer vehicle the alternator more or less just keeps up with that too. ...Charge the battery Really good once. ... it won't hurt. ... my .02 thought on it.