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I have an early 2005 (Sept 2004 in-service date) and have thusfar had no such issues at 25k miles - - -if it's an problem for others, it's rarely hit the forum.
I have heard of this when the ethanol content is high (not with vettes, with other makes). Lexus (wife's DD) actually had a recall regarding fuel system failure and high-content ethanol gas. Any chance your gas has greater than 10% ethanol content? You might try having your gas tested or just switch gas stations.
i have an with zero fuel pump problems. if you are running the fuel level under 1/4 tank a lot, the pump life will go down. the fuel keeps the pumps cool. have seen a lot of cars with fuel pump failure from this. i was a tech for 28 years and changed a lot of late model pumps. just a thought.