Chevrolet Cobalt Engine Stall at Idle

When I Am At Low Speed Or Idling My Cars, Rpms Jump Up And Down And Then They Drop To Zero And The Engine Stalls. When The Engine Stalls...

I Have The Ss Model Supercharged. I Installed An Engine Cold Air Intake. When I Would Start My Car It Would Not Idle With The Sensor Plugged...

So, I Am Having This Problem With My Engine Stalling At Low Rpm's. The Rpm's Goes To Zero And The Engine Shuts Off. This Only Happens...