1997 Chevrolet Astro Owner's Manual - Page 92

3. If your engine still won't start (or starts but then stops), wait 15 seconds and start over. When the engine starts,let go of the key and the accelerator pedal. Engine CoolantHeater (Option) In very cold weather, 0°F (-18°C) or colder, the engine coolant heater can help. You'll get easier starting and better fuel economy during engine warm-up. Usually, the coolant heatershould be plugged in a minimum of four hours prior to starting your vehicle. NOTICE: Your engine is designed to work with the electronics in your vehicle. If you add electrical parts oraccessories, you could change the way the engine operates. Before adding electrical If equipment, check with your dealer. you don't, your engine might not perform properly. If you ever have to have your vehicle towed, see the partof this manual that tells to do it how without damaging your vehicle. See "Towing Your Vehicle" in the Index. To Use the Coolant Heater 1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. 3. Plug it into a normal, grounded 110-volt AC outlet. Fuel Regulator You have a fuel regulator that shuts the fuel off when the engine reaches 5,600 rpm. 2-18