1994 Chevrolet Suburban Owner's Manual - Page 75
1994 Chevrolet Suburban Manual
Page 75 highlights
In very cold weather,0°F (- 1 8 "C) or colder, the engine coolant heater can help. You'll get easier starting and betterfuel economy during engine warn-up. Usually, the coolant heatershould 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 into a normal, grounded 1 10-volt outlet. I I NOTICE: After you've used the coolant heater, be sure to store the cord as to keep it away from moving engine parts. you If it was before don't, it could be damaged. How long should you keep the coolant heater plugged in? The answer you have, and someother things. depends on the weather, the kind of oil Instead of trying to list everything here, we ask that you contact aGM dealer in the area where you'll be parking your vehicle. The dealer can give you the best advice for that particular area. 2-20
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