1990 Pontiac Firebird

1990 Pontiac Firebird 6 cyl Automatic

I need someones help my car cuts off sometimes when I stop for a red light or when im moving. It will cut right back on but it would happen again and one time it didnt come back on intull this man gave me a jump. It also dosent pull the way its suppose to sometimes it moves to slow when my foot is all the way on the gas. It also makes a pop noise. My head lights wont come up at all and my heat and Ac dosent work. Can someone give me some kind advice please.