My 1985 did that for a short time. THen the gauage went dead and a new fuel sender cured the problem. THe old one fell apart in the tank. It went out, then made a tink sound at stops. Tha tis when I replaced it. I counted miles for a year.

__________________
Steve
1985 Mercedes 500SL Euro (Gray market)
1995 BMW 520i Euro (Gray market)
1992 BMW 525it Wagon
1994 Honda Del Sol Si