1997 Buick Skylark Owner's Manual - Page 80

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, grounded110-volt AC outlet. 4. Before starting the engine, be sure to unplug and store the cord as it was before to keep it away from moving engine parts. you don't, it could If be damaged. How long shouldyou keep the coolant heater plugged in? The answer depends on the outside temperature, the kind of oil you have, and some other things. Instead of trying to list everything here, we ask that contact you your Buick dealerin the area where you'll be parking your vehicle. The dealer can give you the best advice for that particular area. Plugging the cord into ungrounded outlet an could causean electrical shock. Also, the wrong kind of extension cord could overheat cause and a fire. You could be seriously injured. Plug the cord intoa properly grounded three-prong f llO-volt AC outlet. I the cordwon't reach, use a heavy-duty three-prong extension cord rated for at least 15 amps. 2-19