Chevrolet Repair: Smell gas, chevy astro, combustion chamber

Question
I awn a chevy astro 95.It smell too much like gasoline out thru the exaust.Besides spark plugs and cables,what else could be?

Answer
Leaking fuel injectors, Insufficient fuel pressure and or fuel volume or excessive fuel pressure.

Pull the spark plugs and see if they are colored with a BLACK residue of which would be a sign of excessive fuel going into the combustion chamber.

What mechanical work of any kind has been performed on the vehicle within the last 6 months ?.

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