I would say take it to a mechanic. Though I don't have a 2.4, I think you might have possibly collapsed the line, or are choking it a bit. But, when it comes to fuel, smelling it when it starts up, and the 'dragging... get it fixed.
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"What are you doing to your car that's taking it so long?"
-Everything
"Why an Alero?"
-Why the hell not?
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