My battery lite comes on once in a while. What is the code for a 2006 Buick Rendzvous?

Question

My battery lite comes on occasionly

Answer 1

Battery light comes on occasionally check the belt tension you should be only able to flex it 1/4 , if its good you can be looking at a failing charging system. also be aware of the positive cable from the starter and ensure there is no rub thru