1999 GMC Safari Owner's Manual - Page 139
1999 GMC Safari Manual
Page 139 highlights
yellowblue Fuel Gage The fuel gage tells you approximately how much fuel you have remaining when the ignition is on. Here are things some owners ask about. None of these indicate a problem with your fuel gage: D At the gas station, the gas pump shuts off before the gage reads F (Full). D The fuel tank will take either a little more or a little less fuel to fill up than the gage shows. speed up. D The gage moves a little when you turn a corner or D The gage doesn't go back to E (Empty) when you turn off the ignition. When the gage first indicates E (Empty), you still have a little fuel left, but you should get more fuel as soon as possible. 2-69