1996 Pontiac Bonneville Owner's Manual - Page 71

Engine CoolantKeater (Option) A.CAUTION: Plugging the cordinto anungrounded outlet could 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 least 15 amps. , '' In very cold weather, F (- 18O C)or colder, the engine 0" coolant heatercan help. You'll get easier startingand better fuel economy during engine warm-up. Usually, the coolant heater should plugged in a minimumof be four hours prior starting y o u vehicle. to 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, grounded10-volt AC outlet. 1 4 After you've used the coolant heater?be sure to store . the cord as it was before to keep it away fiom moving engine parts. If you don't, it couldbe damaged. How long shouldYQU keep the coolant heater plugged in? The answer depends on the outside temperature, the kind of oil you have, and some otherthings. Instead of trying to list everything here, we ask that you contact your Pontkc dealer in the area where you'llbe parking your vehicle. The dealer can give the best advicefor you that particular mea.