1998 Pontiac Bonneville Owner's Manual - Page 130

Fuel Gage Here are some things that some owners ask about. None of these show a problem with your fuel gage: 0 At the service station, the gas pump shutsbefore off the gage readsFULL (F). 0 UNLEADED FUEL ONLY Cluster with Gages UNLEADED FUEL ONLY 0 It takes alittle more or less fuel to fill up than the gage indicated. For example, the gage may have full, but it actually took a indicated the tank was half little more or less than half tank's capacity tofill the the tank. The gage moves a little when youturn a comer, speed up,or make a hard stop. The gage doesn't go back EMPTY (E) when you to turn off the ignition. If you have the large span (220")gage, the needle moves more a given amount fuel. This for of does not indicate excessive consumption, and fuel is normal. Cluster with Compass and Gages 0 0 When the ignition on, your fuel gage tells you about is in how muchfuel you have left. When the gage reads chime will sound and the the yellow band, a warning CHECK GAGES warning light will goon, if you have this option. 2-73