I've heard of a TSB for the fuel filler where it causes a pump to constantly click off. I don't remember which years it applies to, but I thought the previous owner of my '98 had it done.

This thread from two days ago has more info, including the TSB number.

Linky

Beer is my Gatorade. Hooray Beer. '98 "Sport" Pacific Green '98 E0 SVT Silver Frost Pictures