First off I have a 96 lt1 well I was driving it today and all of a sudden it lost power and started sputtering I have a full tanks so I eliminated that well when I let off the gas and let it coast its started popping bad and it never does that and it don't idle smooth now like it did ....any ideas ? I haven't checked fuel pressure yet I think I will start there any advice is appreciated

 

Did any SES lights come on? Did you fill your tank today?

 

check the fuel pressure first