1997 Oldsmobile Bravada Owner's Manual - Page 226

Be careful not to spill gasoline, Clean gasoline from painted surfaces as soon as possible. See "Cleaning the Outside of Your Oldsmobile" in the 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 the Hood To open the hood, first pull the handle inside the vehicle on the lower driver's side of the instrument panel. I I NOTICE: I If you need a new cap, be sure to get the right type. Your retailer can get 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 and emissions system may be damaged. See "Malfunction Indicator Lamp'' in the Index. 6-6