Engine Heater - Cadillac CT4 2023 Owner's Manual

266 Driving and Operating
The automatic engine Stop/
Start feature can be disabled
and enabled by pressing
Auto Stop/Start is enabled
each time you start the
vehicle.
h
When the indicator is
illuminated, the system is
enabled.

Engine Heater

Vehicles with the engine
heater can use this option in
cold weather conditions at or
below 18 °C (0 °F) for easier
starting and better fuel
economy during engine
warm-up. Plug in the engine
heater at least four hours
before starting your vehicle.
An internal thermostat in the
plug-end of the cord may exist
which will prevent engine
heater operation at
temperatures above
18 °C (0 °F).
The engine heater cord
requires the front license plate
h mounting bracket to be
.
installed. See your dealer for
more information.
To Use the Engine Heater
1. Turn off the engine.
2. Inspect the heater cord for
damage before each use.
If it is damaged, do not use
it. See your dealer for a
replacement.
3. Plug the heater cord into
the connector in the front
license plate bracket.
4. Plug it into a normal,
grounded 110-volt AC
outlet.
Warning
Improper use of the heater
cord or an extension cord
can damage the cord and
may result in overheating
and fire.
Plug the cord into a
three-prong electrical
utility receptacle that is
protected by a ground
fault detection function.
An ungrounded outlet
could cause an electric
shock.
Use a weatherproof,
heavy-duty, 15 amp-rated
extension cord if needed.
Failure to use the
recommended extension
cord in good operating
condition, or using a
damaged heater or
extension cord, could
make it overheat and
(Continued)