2002 Buick LeSabre volt light

ttHE VOLT lIGHT KEEPS COMMING ON WHEN i START THE CAR AND i HAVE TO RESTART THE CAR FOR IT TO DISAPEAR. 2002 BUICK LASABRE

STOP YELLING AND LEARN TO USE THE SHIFT KEY! (rant over)

Likely the alternator belt is slipping or the alternator is starting to fail. Check the serpentine belt and all the tensioners first and then check for proper voltage from the alternator.

the fan belt or alternator and regulator , last of all the battery is bad its in the back seat.