1993 Pontiac Bonneville Owner's Manual - Page 61
1993 Pontiac Bonneville Manual
Page 61 highlights
Features & Controls Driving Through Deep Standing Engine Block Heater (opTIoN) In very cold weather, 0°F (-18"C) or Water .. - b!! . If you drive too quickly through deep puddles or standing water, water can come in through your engine's air intake and badly damage your engine. If you can't avoid deep puddles or standing water, drive through them very slowly. colder, the engine block heater can help. You'll get easier starting and better fuel economy during engine warm-up. To Use the Block Heater: 1 Turn off the engine. 2. Open the hood and unwrap the electrical cord. 3.Plug it into a normal, grounded 110-volt outlet. A . Plugging the cord into an ungrounded 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 into a properly grounded three-prong 110-volt outlet. If the cord won't reach, use a heavy-duty three-prong extension cord rated for at least 15 amps. ...60