Buick 2014 LaCrosse Owner's Manual page 200

9-22 Driving and Operating
are applied and the vehicle comes
to a complete stop. The vehicle may
remain in auto stop for up to
two minutes. When the brake is
released or the accelerator pedal
applied, the engine will start. The
engine will continue to run until the
next auto stop.
AUTO STOP on the tachometer
signifies that the engine is in auto
stop mode. See
. When the vehicle is
turned off, the tachometer will move
to OFF. If the driver door is opened
while in auto stop mode, a chime
will sound.
To restart the engine during auto
stop, release the brake pedal or
press the accelerator pedal. The
engine starts immediately. The
vehicle continues to run until the
next stop.
There are several conditions that
may prevent an auto stop or cause
an auto start.
The Engine Will Remain
Running When:
The engine, transmission,
or high voltage battery is not
warmed up yet.
The outside temperature is less
than 20°C ( 4°F).
The air conditioning or defrost
system need the compressor to
maintain interior comfort. See
very warm or humid, the system
may not be able to shut the
engine off while maintaining
interior comfort. To maximize
fuel economy, use the eco air
conditioning mode.
The shift lever is in P (Park),
N (Neutral), R (Reverse),
or M (Manual Mode).
The high voltage battery pack
charge is low.
The hood is not fully closed.
Brake pedal pressure is low.
If the malfunction indicator lamp
is on, auto stop may be
prevented.
High humidity is detected.
The Engine Will Restart When:
The brake pedal is released.
The accelerator pedal is applied.
Shifting out of D (Drive) to any
other gear.
The air conditioning or defrost
When it is
system need the compressor to
maintain interior comfort. See
warmer it is outside, the shorter
the time before the engine is
restarted to provide interior
cooling. To maximize fuel
economy, use the eco air
conditioning mode.
The climate control system is
turned from off to normal air
conditioning or defrost. See
. The
.