2003 GMC Savana Van Owner's Manual - Page 250

Eillinc "qur Tank I I The fuel cap is located behind a hinged door on the driver's side of your vehicle. To remove the fuel cap, turn it slowly to the left (counterclockwise). While refueling, place the fuel capin the holder provided. Fuel vapor is highly flammable. It burns violently, and that can cause very bad injuries. Don't smoke if you're near fuel or refueling your vehicle. Keep sparks, flames and smoking materials away from fuel. ' ..I _. ,.., ~- If you get fuel on yourself anu then something ignites it, you could be badly burned. Fuel can spray out on you if you open the fuel cap too quickly. This spray can happen if your tank is nearly full, and is more likely in hot weather. Open the fuel cap slowly and wait for any "hiss" noise to stop. Then unscrew the cap all the way.