Chevrolet 1994 S-10 Pickup Owner's Manual page 61

4.3 Liter
1. Engine coolant heater cord cap
2. Engine coolant heater cord strap
In very cold weather, 0°F (-18 "C) or colder, the engine coolant heater can
help. You'll get easier starting and better fuel ec-onomy during engine
warm-up. Usually, the coolant heater should 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 110-volt outlet.
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NOTICE:
After you've used the coolant heater, be sure to store the cord as
it was before to keep it away from moving engine parts. If vou
don't, it could be damaged.
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