1998 Chevrolet Lumina Owner's Manual - Page 245

CAUTION: If you get gasoline on yourself and then something ignitesit, you could be badly burned. Gasoline canspray outon you if you open the fuel filler cap too quickly. This spray can happen if your tankis nearly full, and more likely in is hot weather. Open thefuel filler cap slowly and wait for any"hiss" noise to stop. Then unscrew the cap all the way. When you put the cap back turn it to right on, the (clockwise) until you hear a clicking sound. Make sure you fullyinstall the cap. The diagnostic system can determineif the fuel cap has been left off or improperly installed. This would allow fuel to evaporate intothe atmosphere. See "Malfunction Indicator Lamp" in the Index. NOTICE: If you need a new cap, be sure get the right to type. Your dealer canget one for you. If you get the wrongtype, it may not fit properly. This may cause your malfunction indicator lamp to light and yourfuel tank andemissions system may be damaged. See "Malfunction Indicator Lamp"in the Index. ~ ~ Be careful not to spill gasoline. Clean gasoline from painted surfaces as soon possible. See "Cleaning the as Outside of Your Vehicle" inthe Index. 6-7