1997 GMC Jimmy Owner's Manual - Page 265

Be careful not to spill gasoline. Clean gasoline from painted surfaces as soon as possible. See "Cleaning the Outside of Your Vehicle" inthe Index. When you put the cap back on, turn it to the right (clockwise) until you hear a clicking sound. Make sure you fully install the cap. The diagnostic system can determine if the fuel cap has been left off or improperly installed. This would allow fuel to evaporate into the atmosphere. See "Malfunction Indicator Lamp'' in the Index. _____ Checking Things Under theHood To open the hood, first pull the handle inside the vehicle on the lower driver's side of the instrument panel. NOTICE: If you need a new cap, be sure to get the right type. Your dealer canget one for you. If you get the wrong type, it may not fit properly. This may cause your malfunction indicator lamp to light and your fuel tank andemissions system may be damaged. See "Malfunction Indicator Lamp" in the Index. Then go to the front of the vehicle and release the secondary hood release. 6-6