Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada-12032549) -
2019 - crc - 8/20/18
Climate Controls 161
To turn Auto Defog off or on, see
“Climate and Air Quality”under
Vehicle Personalization 0138.
Ionizer : If equipped with an ionizer,
this feature helps to clean the air
inside the vehicle and remove
contaminants such as pollen, odors,
and dust. If the climate control
system is on and the ionizer is
enabled, the ionizer status indicator
will be lit on the climate control
display. To turn the ionizer on or off,
see “Climate and Air Quality” under
Vehicle Personalization 0138.
Rear Window Defogger
K:Press to turn the rear window
defogger on or off. An indicator light
on the control comes on to show
that the rear window defogger is on.
The rear window defogger only
works when the engine is running.
It turns off when the ignition is
turned off or in ACC/ACCESSORY.
The rear window defogger can be
set to automatic operation. See
“Climate and Air Quality” under
Vehicle Personalization 0138.
When Auto Rear Defog is selected, the rear window defogger turns on
automatically when the interior
temperature is cold and the outside
temperature is about 4 °C (40 °F)
and below. The auto rear defogger
turns off automatically after about
10 minutes, or after five minutes if
the outside temperature is not
as cold.
For eAssist vehicles, auto rear
defog will only run during a remote
start and the feature is not available
in the Vehicle Personalization menu.
The upper gridlines on the rear
window are antenna lines and are
not intended to heat when the
defogger is activated.
The heated outside mirrors turn on
when the rear window defogger
control is on and help to clear fog or
frost from the surface of the mirror.
See
Heated Mirrors 046.
Caution
Do not try to clear frost or other
material from the inside of the
front windshield and rear window
with a razor blade or anything
else that is sharp. This may
damage the rear window
defogger grid and affect the
radio's ability to pick up stations
clearly. The repairs would not be
covered by the vehicle warranty.
Heated and Ventilated Seats
MorL:If equipped, pressMorLto heat the driver or passenger seat.
Cor{:If equipped, pressCor{to ventilate the driver or
passenger seat. See Heated and
Ventilated Front Seats 059.
Remote Start Climate Control
Operation : The climate control
system may run when the vehicle is
started remotely. If equipped with
heated or ventilated seats, they may
come on during a remote start.
Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada-12032549) -
2019 - crc - 8/20/18
176 Driving and Operating
Caution (Continued)
breaking-in guideline every
time you get new brake
linings.
Following break-in, engine speed
and load can be gradually
increased.
Ignition Positions
The vehicle has an electronic
keyless ignition with pushbutton
start. If the pushbutton start is not
working, the vehicle may be near a
strong radio antenna signal causing
interference to the Remote Keyless
Entry (RKE) system. See
Remote
Keyless Entry (RKE) System
Operation 029.
To shift out of P (Park), the ignition
must be on and the brake pedal
must be applied.
Stopping the Engine/OFF (No
Indicator Light) : When the vehicle
is stopped, press ENGINE START/
STOP once to turn the vehicle off.
If the vehicle is in R (Reverse), D
(Drive) or M (Manual Mode), the
vehicle will shift to P (Park), the
ignition will turn off, and Retained
Accessory Power (RAP) will remain
active. See Retained Accessory
Power (RAP) 0181.
If the vehicle is in N (Neutral), the
ignition will return to ACC/
ACCESSORY and display the
message SHIFT TO PARK in the
Driver Information Center (DIC).
When the vehicle is shifted into
P (Park), the ignition will turn off.
{Warning
Turning off the vehicle while
moving may cause loss of power
assist in the brake and steering
systems and disable the airbags.
While driving, only shut the
vehicle off in an emergency.
If the ignition must be shut off in an
emergency: 1. Brake using a firm and steady pressure. Do not pump the
brakes repeatedly. This may
deplete power assist, requiring
increased brake pedal force.
2. Shift the vehicle to N (Neutral). This can be done while the
vehicle is moving. After shifting
to N (Neutral), firmly apply the
brakes and steer the vehicle to
a safe location.
3. Come to a complete stop and shift to P (Park).
