2007 GMC Yukon Owner's Manual - Page 243

Fuel Gage • At the gas station, the fuel pump shuts off before the gage reads full. • 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. • The gage goes back to empty when you turn off the ignition. Low Fuel Warning Light United States Canada The fuel gage, when the ignition is on, tells you about how much fuel you have left in your tank. The gage will first indicate empty before you are out of fuel, and you should get more fuel as soon as possible. When the fuel tank is low, the FUEL LEVEL LOW message will appear. See DIC Warnings and Messages on page 254. Here are some situations you may experience with your fuel gage. None of these indicate a problem with the fuel gage. This light, under the fuel gage, will come on briefly when you are starting the engine. This light and a chime will come on when the fuel tank is low on fuel. There will also be a "FUEL LEVEL LOW" message on the Driver Information Center, see DIC Warnings and Messages on page 254 for more information. When you add fuel this light and message should go off. If it does not, have your vehicle serviced. 243