2018 BUICK LACROSSE belt

Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada-10999169) -
2018 - crc - 3/28/17
4 Introduction
/:Remote Vehicle Start
>:Seat Belt Reminders
7: Tire Pressure Monitor
d:Traction Control/StabiliTrak
a:Under Pressure
M: Windshield Washer Fluid

Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada-10999169) -
2018 - crc - 3/28/17
In Brief 5
In Brief
Instrument Panel
Instrument Panel . . . . . . . . . . . . . . . . 6
Initial Drive Information
Initial Drive Information . . . . . . . . . . 8
Stop/Start System . . . . . . . . . . . . . . . 8
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote Vehicle Start . . . . . . . . . . . 8
Door Locks . . . . . . . . . . . . . . . . . . . . . 9
Trunk Release . . . . . . . . . . . . . . . . . . 9
Windows . . . . . . . . . . . . . . . . . . . . . . . 10
Seat Adjustment . . . . . . . . . . . . . . . 10
Memory Features . . . . . . . . . . . . . . 11
Heated and Ventilated Seats . . . 12
Head Restraint Adjustment . . . . 12
Seat Belts . . . . . . . . . . . . . . . . . . . . . 13
Passenger Sensing System . . . 13
Mirror Adjustment . . . . . . . . . . . . . . 13
Steering Wheel Adjustment . . . . 14
Interior Lighting . . . . . . . . . . . . . . . . 15
Exterior Lighting . . . . . . . . . . . . . . . 16
Windshield Wiper/Washer . . . . . . 16
Climate Controls . . . . . . . . . . . . . . . 17
Transmission . . . . . . . . . . . . . . . . . . 18
Vehicle Features
Infotainment System . . . . . . . . . . . 18 Steering Wheel Controls . . . . . . . 18
Cruise Control . . . . . . . . . . . . . . . . . 18
Driver Information
Center (DIC) . . . . . . . . . . . . . . . . . 19
Forward Collision Alert (FCA)
System . . . . . . . . . . . . . . . . . . . . . . . 19
Forward Automatic Braking (FAB) . . . . . . . . . . . . . . . . 19
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . . . . . . . 19
Lane Keep Assist (LKA) . . . . . . . 20
Lane Change Alert (LCA) . . . . . . 20
Rear Vision Camera (RVC) . . . . 20
Rear Cross Traffic Alert (RCTA) System . . . . . . . . . . . . . . . . . . . . . . . 20
Parking Assist . . . . . . . . . . . . . . . . . 20
Automatic Parking Assist (APA) . . . . . . . . . . . . . . . . . . 21
Power Outlets . . . . . . . . . . . . . . . . . 21
Universal Remote System . . . . . 21
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 22
eAssist Features
eAssist Overview . . . . . . . . . . . . . . 23
High Voltage Safety Information . . . . . . . . . . . . . . . . . . . 23
Automatic Engine Stop/Start Feature . . . . . . . . . . . . . . . . . . . . . . . 23
Regenerative Braking . . . . . . . . . . 24
Battery . . . . . . . . . . . . . . . . . . . . . . . . . 24
Service . . . . . . . . . . . . . . . . . . . . . . . . 24
Performance and Maintenance
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . 24
Tire Pressure Monitor . . . . . . . . . . 25
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
E85 or FlexFuel . . . . . . . . . . . . . . . . 25
Engine Oil Life System . . . . . . . . 25
Driving for Better Fuel Economy . . . . . . . . . . . . . . . . . . . . . 26
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . 26

Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada-10999169) -
2018 - crc - 3/28/17
In Brief 13
Seat Belts
Refer to the following sections for
important information on how to use
seat belts properly:
.Seat Belts 062.
. How to Wear Seat Belts Properly
063.
. Lap-Shoulder Belt 064.
. Lower Anchors and Tethers for
Children (LATCH System) 087.
Passenger Sensing
System
The passenger sensing system
turns off the front outboard
passenger frontal airbag and knee
airbag under certain conditions. No
other airbag is affected by the
passenger sensing system. See
Passenger Sensing System 075.
The passenger airbag status
indicator will light on the overhead
console when the vehicle is started.
See Passenger Airbag Status
Indicator 0116.
Mirror Adjustment
Exterior
To adjust the mirrors:
1. Press
}or|to select the
driver or passenger mirror.
2. Press the control button below (left, right, up, or down) to
adjust the mirror.
Vehicles with the memory feature
can store a preferred mirror position.
See Memory Seats 055 and Power
Mirrors 045.

Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada-10999169) -
2018 - crc - 3/28/17
36 Keys, Doors, and Windows
Door Locks
{Warning
Unlocked doors can be
dangerous.. Passengers, especially
children, can easily open
the doors and fall out of a
moving vehicle. The doors
can be unlocked and
opened while the vehicle is
moving. The chance of
being thrown out of the
vehicle in a crash is
increased if the doors are
not locked. So, all
passengers should wear
seat belts properly and the
doors should be locked
whenever the vehicle is
driven.
. Young children who get into
unlocked vehicles may be
unable to get out. A child
can be overcome by
extreme heat and can suffer
permanent injuries or even
(Continued)
Warning (Continued)
death from heat stroke.
Always lock the vehicle
whenever leaving it.
. Outsiders can easily enter
through an unlocked door
when you slow down or stop
the vehicle. Locking the
doors can help prevent this
from happening. To lock or unlock the doors from the
outside, press
QorKon the
Remote Keyless Entry (RKE)
transmitter or use the key in the
door. The key cylinder is covered
with a cap. See Remote Keyless
Entry (RKE) System Operation 028.
To lock or unlock the doors from the
inside:
. Press
QorKon a power door
lock switch.
. Pulling the door handle once will
unlock the door. Pulling the door
handle again will unlatch it.

Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada-10999169) -
2018 - crc - 3/28/17
Seats and Restraints 51
Seats and
Restraints
Head Restraints
Head Restraints . . . . . . . . . . . . . . . 52
Front Seats
Power Seat Adjustment . . . . . . . . 53
Lumbar Adjustment . . . . . . . . . . . . 54
Reclining Seatbacks . . . . . . . . . . . 54
Memory Seats . . . . . . . . . . . . . . . . . 55
Heated and Ventilated FrontSeats . . . . . . . . . . . . . . . . . . . . . . . . . 58
Massage . . . . . . . . . . . . . . . . . . . . . . . 59
Rear Seats
Rear Seats . . . . . . . . . . . . . . . . . . . . 59
Rear Seat Armrest . . . . . . . . . . . . . 61
Seat Belts
Seat Belts . . . . . . . . . . . . . . . . . . . . . 62
How to Wear Seat Belts Properly . . . . . . . . . . . . . . . . . . . . . . 63
Lap-Shoulder Belt . . . . . . . . . . . . . 64
Seat Belt Use During Pregnancy . . . . . . . . . . . . . . . . . . . . 66
Seat Belt Extender . . . . . . . . . . . . . 67
Safety System Check . . . . . . . . . . 67
Seat Belt Care . . . . . . . . . . . . . . . . . 67 Replacing Seat Belt System
Parts after a Crash . . . . . . . . . . . 68
Airbag System
Airbag System . . . . . . . . . . . . . . . . . 68
Where Are the Airbags? . . . . . . . 70
When Should an AirbagInflate? . . . . . . . . . . . . . . . . . . . . . . . 72
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . 73
How Does an Airbag Restrain? . . . . . . . . . . . . . . . . . . . . . 73
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . . 73
Passenger Sensing System . . . 75
Servicing the Airbag-Equipped Vehicle . . . . . . . . . . . . . . . . . . . . . . . 79
Adding Equipment to the Airbag-Equipped Vehicle . . . . . 79
Airbag System Check . . . . . . . . . . 80
Replacing Airbag System Parts after a Crash . . . . . . . . . . . . . . . . . 80
Child Restraints
Older Children . . . . . . . . . . . . . . . . . 81
Infants and Young Children . . . . 82
Child Restraint Systems . . . . . . . 85
Where to Put the Restraint . . . . . 86
Lower Anchors and Tethers forChildren (LATCH System) . . . . 87 Replacing LATCH System Parts
After a Crash . . . . . . . . . . . . . . . . . 94
Securing Child Restraints (With the Seat Belt in the
Rear Seat) . . . . . . . . . . . . . . . . . . . 94
Securing Child Restraints (With the Seat Belt in the
Front Seat) . . . . . . . . . . . . . . . . . . . 96

Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada-10999169) -
2018 - crc - 3/28/17
54 Seats and Restraints
To adjust the seat:
.Move the seat forward or
rearward by moving the control
forward or rearward.
. Raise or lower the front part of
the seat cushion by moving the
front of the control up or down.
. Raise or lower the entire seat by
moving the rear of the control up
or down.
Some vehicles are equipped with a
feature that activates a vibration in
the driver seat to help the driver
avoid crashes. See Driver
Assistance Systems 0203.Lumbar Adjustment
Four-Way Shown, Two-Way
Similar
To adjust the lumbar support,
if equipped:
. Press and hold the front or rear
of the control to increase or
decrease lumbar support.
. If equipped, press and hold the
top or bottom of the control to
raise or lower lumbar support.
Reclining Seatbacks
{Warning
Sitting in a reclined position when
the vehicle is in motion can be
dangerous. Even when buckled
up, the seat belts cannot do
their job.
The shoulder belt will not be
against your body. Instead, it will
be in front of you. In a crash, you
could go into it, receiving neck or
other injuries.
(Continued)

Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada-10999169) -
2018 - crc - 3/28/17
Seats and Restraints 55
Warning (Continued)
The lap belt could go up over
your abdomen. The belt forces
would be there, not at your pelvic
bones. This could cause serious
internal injuries.
For proper protection when the
vehicle is in motion, have the
seatback upright. Then sit well
back in the seat and wear the
seat belt properly.
Power Reclining Seatbacks
.Tilt the top of the control
rearward to recline.
. Tilt the top of the control forward
to raise.
Memory Seats
If equipped, memory seats allow two
drivers to store and recall their
unique seat positions for driving the
vehicle, and a shared exit position
for getting out of the vehicle. Other
feature positions may also be set,
such as power mirrors and power
steering wheel, if equipped. Memory positions are linked to RKE
transmitter 1 or 2 for automatic
memory recalls.
Before storing, adjust all available
memory feature positions. Turn the
ignition on and then press and
release SET; a beep will sound.
Then immediately press and hold 1,
2, or
B(Exit) on the driver door
until two beeps sound. To manually
recall these positions, press and
hold 1, 2, or
Buntil the saved
position is reached.
The vehicle identifies the current
driver ’s RKE transmitter number (1–
8). See Remote Keyless Entry
(RKE) System Operation 028. Only
RKE transmitters 1 and 2 can be
used for automatic memory recalls.
A Driver Information Center (DIC)
welcome message indicating the
transmitter number may display for
the first few ignition cycles following
a transmitter change. For Auto
Memory Recall to work properly,
save the positions to the memory
button (1 or 2) matching the RKE
transmitter number displayed in the

Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada-10999169) -
2018 - crc - 3/28/17
60 Seats and Restraints
the vehicle through the rear door
and left the vehicle without the
vehicle being shut off.
The feature can be turned on or off.
SeeVehicle Personalization 0133.
Folding Seatbacks
Either side of the rear seatback can
be folded for more cargo space.
Caution
Folding a rear seat with the seat
belts still fastened may cause
damage to the seat or the seat
belts. Always unbuckle the seat
belts and return them to their
normal stowed position before
folding a rear seat.
To fold the rear seatbacks: 1. Lower the rear head restraints. See Head Restraints 052.2. Disconnect the rear seat belt
mini-latch, using a key in the
slot on the mini-buckle.
3. Let the belt retract.
4. Pull the release cable in thetrunk to fold the rear
seatback down.
5. Fold the seatback forward.
6. Repeat Steps 4 and 5 for the other seatback, if necessary.
To raise the seatback:
{Warning
A seat belt that is improperly
routed, not properly attached,
or twisted will not provide the
protection needed in a crash. The
person wearing the belt could be (Continued)