1993 Pontiac Sunbird Owner's Manual - Page 50

NOTICE: Your engine is designed work to with the electronics in your vehicle. If you add electrical parts or accessories, you could change the way the fuel injection system operates. Before adding electrical equipment, check with your dealer. If you don't, your engine might not perform properly.If you ever have to have your vehicle towed, see the part of this manualthat tells howto do it without damaging your vehicle. See Towing Your Vehicle in the Index. I Driving Through Deep Standing Water NOTICE: If you drivetoo quickly through deep puddles or standing water, water can come in through your engine's air intake and badly damage yourengine. If you can't avoid deep puddles or standing water, drive through them very slowly. I Engine Coolant Heater (Engine Block Heater) (OPTION) In very coldweather, 0°F (-18°C) or colder, the engine coolant heater can help. You'll get easier starting and better fuel economyduring engine warm-up. Usually, the coolant heater should be plugged in a minimum of four hours prior to starting your vehicle. To Use the Coolant Heater: 1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. 3. Plug it intoa normal, grounded 110volt outlet.