1999 GMC Suburban Owner's Manual - Page 152

yellowblue Fuel Gage When the ignition is on, the fuel gage tells you about how much fuel you have left in your tank. D It takes a little more or less fuel to fill up than the fuel gage indicated. For example, the gage may have indicated the tank was half full, but it actually took a little more or less than half the tank's capacity to fill the tank. 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. None of these indicate a problem with the fuel gage. The gage will first indicate E (empty) before you are out of fuel, and you should get more fuel as soon as possible. Listed are four situations you may experience with your fuel gage: For information on how to fill your fuel tank, see "Fuel -- Filling Your Tank" in the Index. For your fuel tank capacity, see "Fuel -- Tank Capacity" in the Index. For the diesel engine fuel gage, see your Diesel Engine Supplement. D At the gas station, the fuel pump shuts off before the gage reads F (full). 2-82