Cadillac XT4 Owner Manual (GMNA-Localizing-MidEast-14584650) - 2021 -
CRC - 7/15/20
DRIVING AND OPERATING
209
Auto Engine Stop/Start
When the brakes are applied and the
vehicle is at a complete stop, the
engine may turn off. When stopped,
the tachometer displays AUTO STOP.
See
. When the brake
pedal is released or the accelerator
pedal is pressed, the engine will
restart.
To maintain vehicle performance,
other conditions may cause the engine
to automatically restart before the
brake pedal is released.
Auto Stops may not occur and/or Auto
Starts may occur because:
.
The climate control settings require
the engine to be running to cool or
heat the vehicle interior.
.
The vehicle battery charge is low.
.
The vehicle battery has recently
been disconnected.
.
Minimum vehicle speed has not
been reached since the last
Auto Stop.
.
The accelerator pedal is pressed.
.
The engine or transmission is not at
the required operating temperature.
.
The outside temperature is not in
the required operating range.
.
The vehicle transmission is shifted
out of D (Drive) to any gear other
than P (Park).
.
Driver modes have been selected.
.
The vehicle is on a steep hill or
grade.
.
The driver door has been opened or
the driver seat belt has been
unbuckled.
.
The hood has been opened.
.
The Auto Stop has reached the
maximum allowed time.
Auto Stop Disable Switch
The automatic engine Stop/Start
feature can be disabled and enabled
by pressing the switch with the
h
symbol. Auto Stop is enabled each
time you start the vehicle.
When
h
is illuminated, the system is
enabled.
Engine Heater
The engine heater, if available, can
help 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 the vehicle. An internal
thermostat in the plug end of the cord
will prevent engine heater operation
at temperatures above
−
18 °C (0 °F).
{
Warning
Do not plug in the engine block
heater while the vehicle is parked in
a garage or under a carport.
Property damage or personal injury
may result. Always park the vehicle
in a clear open area away from
buildings or structures.
