Starting and driving
ENGINE BLOCK HEATER (if so
Engine block heaters are used to assist in
cold temperature starting.
when the outside temperature is 20°F
(−7°C) or lower.
To use the engine block heater
1. Turn the engine off.
gine block heater cord.
3. Plug the engine block heater cord into
a grounded 3-wire, 3-pronged exten-
4. Plug the extension cord into a Ground
Fault Interrupt (GFI) protected,
grounded 110-volt AC (VAC) outlet.
5. The engine block heater must be
plugged in for at least 2 - 4 hours,
depending on outside temperatures,
to properly warm the engine coolant.
Use an appropriate timer to turn the
engine block heater on.
6. Before starting the engine, unplug and
properly store the cord to keep it
away from moving parts.
Do not use your engine block
heater with an ungrounded elec-
trical system or a 2-pronged
adapter. You can be seriously
injured by an electrical shock if
you use an ungrounded connec-
Disconnect and properly store the
engine block heater cord before
starting the engine. Damage to
the cord could result in an elec-
trical shock and can cause ser-
Use a heavy-duty 3-wire, 3-
pronged extension cord rated
for at least 10A. Plug the exten-
sion cord into a Ground Fault
I n t e r r u p t ( G F I ) p r o t e c t e d ,
grounded 110-VAC outlet. Failure
to use the proper extension cord
or a grounded outlet can result in
a fire or electrical shock and
cause serious personal injury.