To Use The Engine Coolant Heater - GMC SIERRA 2002 Manual

To Use the Engine Coolant Heater

1. Turn off the engine.
2. Open the hood and unwrap the electrical cord. The
cord is located on the driver's side of the engine
compartment, near the power steering fluid reservoir.
3. Plug it into a normal, grounded 110
CAUTION:
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
-
110 volt AC outlet. If the cord won't reach, use a
- -
heavy duty three prong extension cord rated for
at least 15 amps.
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4. Before starting the engine, be sure to unplug
How long should you 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
volt AC outlet.
trying to list everything here, we ask that you contact
your dealer in the area where you'll be parking your
vehicle. The dealer can give you the best advice for that
particular area.
-
prong
and store the cord as it was before to keep it away
from moving engine parts. If you don't, it could
be damaged.