1996 Pontiac Firebird Owner's Manual - Page 75

Engine Coolant Heater (Option) 3. Plug it into a normal, grounded 110-volt AC outlet. P A CAJT,,J: Plugging the cord into an ungrounded outlet coul'd cause an electrical shock. Also, the wrong kind of extension cord could overheat and cause a fire. You could be seriously injured. Plug the cord intoa properly grounded three-prong 110-volt AC outlet. If the cord won't reach, use a heavy-duty three-prong extension cord rated for at least15 amps. 4. After you've used the coolant heater, be sure to store the cord as it was b'efore to keep it away from moving engine parts. If you don't, it could be damaged. How long should you keep the coolant heater plugged in? Theanswer depends on the outside temperature, the kind of oil you have, and some other things. Instead of trying to list everything here, we ask thatyou contact your Pontiac dealer in the area where you'll be puking your vehicle. The dealer can give you the best advice for that particular area. 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 heater should be plugged in aminimum of four hours prior to starting your vehicle, [n very I'o Use the Coolant Heater 1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. 2-26