trunk BUICK LACROSSE 2014 User Guide

Black plate (46,1)Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
6043609) - 2014 - 2nd Edition - 10/17/13
3-46 Seats and Restraints
3. Before placing a child in thechild restraint, make sure it is
securely held in place. To check,
grasp the child restraint at the
LATCH path and attempt to
move it side to side and back
and forth. There should be no
more than 2.5 cm (1 in) of
movement, for proper
installation.
Head Restraint Removal and
Reinstallation
The rear outboard head restraints
can be removed if they interfere with
the proper installation of the child
restraint.
To remove the head restraint:
1. Partially fold the seatback
forward. See Rear Seats on
page 3-10 for additional
information.2. Press both buttons on the head
restraint posts at the same time,
and pull up on the head
restraint.
3. Store the head restraint in the trunk of the vehicle.
4. When the child restraint is removed, reinstall the head
restraint before the seating
position is used.
{Warning
With head restraints that are not
installed and adjusted properly,
there is a greater chance that
occupants will suffer a neck/
spinal injury in a crash. Do not
drive until the head restraints for
all occupants are installed and
adjusted properly.
To reinstall the head restraint:

Black plate (3,1)Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
6043609) - 2014 - 2nd Edition - 10/17/13
Storage 4-3
Sunglasses Storage
If equipped, sunglasses storage is
on the overhead console. Press the
fixed button on the cover and
release to access.
Center Console Storage
There is storage in the center
console armrest. Press the button to
access. An accessory power outlet,
USB port, and SD card reader are
inside. SeePower Outlets on
page 5-5 and the infotainment
manual.
There are cupholders in the center
console next to the shift lever. Press
the button to access.
Additional Storage
Features
Convenience Net
Use the convenience net located in
the trunk to store small loads as far
forward as possible. The net should
not be used to store heavy loads.
Attach the net so the opening is
facing up. Attach the net loops to
the hooks on the rear panel of the
trunk.

Black plate (36,1)Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
6043609) - 2014 - 2nd Edition - 10/17/13
5-36 Instruments and Controls
SHIFT TO PARK BEFORE
EXITING
This message may display if
Adaptive Cruise Control (ACC) is
engaged holding the vehicle at a
stop, and the driver attempts to exit
the vehicle. Put the vehicle in
P (Park) before exiting.
Door Ajar Messages
DRIVER DOOR OPEN
This message will display when the
driver door is open. Close the door
completely.
HOOD OPEN
This message will display when the
hood is open. Close the hood
completely.
LEFT REAR DOOR OPEN
This message will display when the
driver side rear door is open. Close
the door completely.
PASSENGER DOOR OPEN
This message will display when the
front passenger door is open. Close
the door completely.
RIGHT REAR DOOR OPEN
This message will display when the
passenger side rear door is open.
Close the door completely.
TRUNK OPEN
This message will display when the
trunk is open. Close the trunk
completely.
Engine Cooling System
Messages
A/C OFF DUE TO HIGH
ENGINE TEMP
This message displays when the
engine coolant becomes hotter than
the normal operating temperature.
To avoid added strain on a hot
engine, the air conditioning
compressor automatically turns off.
When the coolant temperaturereturns to normal, the air
conditioning compressor turns back
on. You can continue to drive the
vehicle.
If this message continues to appear,
have the system repaired by your
dealer as soon as possible to avoid
damage to the engine.
COOLANT LEVEL LOW ADD
COOLANT
This message will display if the
coolant is low. See
Engine Coolant
on page 10-19.
ENGINE OVERHEATED —
IDLE ENGINE
This message displays when the
engine coolant temperature is too
hot. Stop and allow the vehicle to
idle until it cools down.
ENGINE OVERHEATED —
STOP ENGINE
This message displays and a
continuous chime sounds if the
engine cooling system reaches
unsafe temperatures for operation.

Black plate (62,1)Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
6043609) - 2014 - 2nd Edition - 10/17/13
9-62 Driving and Operating
Do not top off or overfill the tank and
wait a few seconds before removing
the nozzle. Clean fuel from painted
surfaces as soon as possible. See
Exterior Care on page 10-84.
{Warning
If a fire starts while you are
refueling, do not remove the
nozzle. Shut off the flow of fuel by
shutting off the pump or by
notifying the station attendant.
Leave the area immediately.
{Caution
If a new fuel cap is needed, be
sure to get the right type of cap
from your dealer. The wrong type
of fuel cap might not fit properly,
might cause the malfunction
indicator lamp to light, and could
damage the fuel tank and(Continued)
Caution (Continued)
emissions system. See
Malfunction Indicator Lamp on
page 5-16.
Filling a Portable Fuel
Container
{Warning
Filling a portable fuel container
while it is in the vehicle can cause
fuel vapors that can ignite either
by static electricity or other
means. You or others could be
badly burned and the vehicle
could be damaged. Always:
.Use approved fuel
containers.
.Remove the container from
the vehicle, trunk, or pickup
bed before filling.(Continued)
Warning (Continued)
.Place the container on the
ground.
.Place the nozzle inside the fill
opening of the container
before dispensing fuel, and
keep it in contact with the fill
opening until filling is
complete.
.Fill the container no more
than 95% full to allow for
expansion.
.Do not smoke, light matches,
or use lighters while
pumping fuel.
.Avoid using cell phones or
other electronic devices.

Black plate (63,1)Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
6043609) - 2014 - 2nd Edition - 10/17/13
Driving and Operating 9-63
Trailer Towing
General Towing
Information
Only use towing equipment that has
been designed for the vehicle.
Contact your dealer or trailering
dealer for assistance with preparing
the vehicle for towing a trailer. Read
the entire section before towing a
trailer.
For towing a disabled vehicle, see
Towing the Vehicle on page 10-81.
For towing the vehicle behind
another vehicle such as a motor
home, seeRecreational Vehicle
Towing on page 10-81.
Driving Characteristics
and Towing Tips
Driving with a Trailer
When towing a trailer:
.Become familiar with the state
and local laws that apply to
trailer towing.
.Do not tow a trailer during the
first 800 km (500 mi) to prevent
damage to the engine, axle,
or other parts.
.Then during the first 800 km
(500 mi) of trailer towing, do not
drive over 80 km/h (50 mph) and
do not make starts at full throttle.
.Vehicles can tow in D (Drive).
Shift the transmission to a lower
gear if the transmission shifts
too often under heavy loads and/
or hilly conditions.
.Do not use Adaptive Cruise
Control when towing.
.The Automatic Collision
Preparation System should be
set to Off when towing. See
Active Emergency Braking
System on page 9-52.
.Turn off Park Assist when
towing.
{Warning
When towing a trailer, exhaust
gases may collect at the rear of
the vehicle and enter if the
liftgate, trunk/hatch, or rear-most
window is open.
When towing a trailer:
.Do not drive with the liftgate,
trunk/hatch, or rear-most
window open.
.Fully open the air outlets on
or under the instrument
panel.
.Also adjust the climate
control system to a setting
that brings in only outside air.
See “Climate Control
Systems” in the Index.
For more information about
Carbon Monoxide, see Engine
Exhaust on page 9-26.

Black plate (32,1)Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
6043609) - 2014 - 2nd Edition - 10/17/13
10-32 Vehicle Care
2. Turn Signal Lamp
To replace one of these bulbs:
1. Open the hood. SeeHood on
page 10-4.
2. If replacing a headlamp bulb, remove the dust cover from the
back of the headlamp housing
by turning counterclockwise
one-quarter turn.
3. If replacing a turn signal lamp bulb on a non-eAssist vehicle,
remove the close out panel push
pins and close out panel
covering the bulb socket.
4. Remove the bulb socket from the headlamp by turning
counterclockwise
one-quarter turn.
5. Remove the bulb from the socket. If replacing the high/
low-beam bulb, pry the two clips
on either end of the bulb and pull
straight out.
6. Reverse Steps 1–5 to install.Uplevel Headlamp Assembly
The uplevel model vehicle has a
high intensity discharge (HID) high/
low beam, DRL/parking lamp, and a
turn signal lamp on the headlamp
assembly. See High Intensity
Discharge (HID) Lighting on
page 10-31.
To replace one of these bulbs:
1. Open the hood. See Hood on
page 10-4.
2. Turn the bulb socket counterclockwise to remove it
from the headlamp assembly. 3. Pull the bulb straight out from
the socket.
4. Reverse Steps 1–3 to install.
Taillamps, Turn Signal,
Stoplamps, and Back-Up
Lamps
1. Back-Up Lamp
2. Turn Signal Lamp
To replace one of these lamps:
1. Open the trunk. See Trunk on
page 2-13.

Black plate (33,1)Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
6043609) - 2014 - 2nd Edition - 10/17/13
Vehicle Care 10-33
2. Remove the fasteners and pullback the trunk trim.
3. Remove the four plastic wing nuts holding the taillamp
assembly in place.
4. Pull out the taillamp assembly and disconnect the wiring
harness.
5. Turn the bulb socket counterclockwise to remove it.
6. Pull the old bulb straight out of the bulb socket.
7. Reverse Steps 1–6 to install.
License Plate Lamp
The license plate lamps for this
vehicle are on the trunk lid.
To replace one of these bulbs:
1. Open the trunk. See Trunk on
page 2-13.
2. Push the end on either of the
lamp assemblies (passenger
side shown) and then move the
lamp assembly down to remove
it from the trunk lid.3. Turn the bulb socket (1)counterclockwise to remove it
from the lamp assembly (3).
4. Pull the bulb (2) straight out of the bulb socket.
5. Push the replacement bulb straight into the bulb socket and
turn the bulb socket clockwise to
install it into the lamp assembly.
6. Move the lamp assembly into the trunk lid, engaging the clip
side first.
7. Push on the lamp side opposite the clip until the lamp assembly
snaps into place.

Black plate (41,1)Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
6043609) - 2014 - 2nd Edition - 10/17/13
Vehicle Care 10-41
FusesUsage
11 Front Heater Ventilation Air
Conditioning/Blower
(J-Case Fuse)
12 Passenger Seat (Circuit Breaker)
13 Driver Seat (Circuit Breaker)
14 Diagnostic Link Connector
15 Airbag/Automatic Occupant Sensing
16 Trunk
17 Heater Ventilation Air Conditioning
Controller
18 Pre-Fuse for Fuses 4 and 5 Fuses
Usage
19 Center Stack Displays, Head-Up
Display, Right
Steering Wheel
Control Switch, Rear
Seat Infotainment
Display (eAssist),
HVAC Center Stack
Displays
20 Rear Seat Entertainment
Display/Rear Seat
Audio
21 Instrument Panel Cluster
22 Discrete Logic Ignition Switch
23 Body Control Module 3
24 Body Control Module 2 Fuses
Usage
25 Rear Heater Ventilation Air
Conditioning/Blower
26 AC/DC Inverter
Relays Usage
R1 Trunk Relay
R2 Not Used
R3 Power Outlet Relay

Black plate (70,1)Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
6043609) - 2014 - 2nd Edition - 10/17/13
10-70 Vehicle Care
11. Press the on/off button (1) toturn the tire sealant and
compressor kit off.
Be careful while handling the
tire sealant and compressor kit
as it could be warm after
usage.
12. Unplug the power plug (7) from the accessory power outlet in
the vehicle.
13. Disconnect the air only hose (5) from the tire valve
stem, by turning it
counterclockwise, and replace
the tire valve stem cap.
14. Return the air only hose (5) and the power plug (7) back to
their original locations.
15. Return the equipment to its original storage location in the
vehicle.Removal and Installation of the
Sealant Canister
To remove the sealant canister:
1. Remove the plastic cover.
2. Unscrew the connector (2) from
the canister (1).
3. Pull up on the canister (1) to remove it.
4. Replace with a new canister which is available from your
dealer.
5. Push the new canister into place. 6. Screw the connector (2) to the
canister (1).
7. Slide the plastic cover back on.
Storing the Tire Sealant
and Compressor Kit
To access the tire sealant and
compressor kit:
1. Open the trunk. See Trunk on
page 2-13.
2. Lift the cover.
3. Turn the wing nut counterclockwise to remove it.

Black plate (71,1)Buick LaCrosse Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
6043609) - 2014 - 2nd Edition - 10/17/13
Vehicle Care 10-71
4. Remove the tire sealant andcompressor kit.
To store the tire sealant and
compressor kit, reverse the steps.
Tire Changing
Removing the Spare Tire and
Tools
The equipment you need is located
in the trunk.
1. Open the trunk.
2. Remove the spare tire cover.
3. Turn the retainer nut counterclockwise and remove
the spare tire.
4. Place the spare tire next to the tire being changed.
1. Screwdriver
2. Tow Hook (If Equipped)
3. Jack
4. Wrench (In Bag)
5. Trim Removal (If Equipped)
6. Fastener (If Equipped)
The jack and tools are stored below
the spare tire. Place the tools next to the tire being
changed.
Removing the Flat Tire and
Installing the Spare Tire
1. Do a safety check before
proceeding. See If a Tire Goes
Flat on page 10-62 for more
information.
2. Turn the wheel wrench counterclockwise to loosen the
wheel nut caps.
If needed, finish loosening them
by hand. The nut caps will not
come off of the wheel cover.
The edge of the wheel cover
could be sharp, so do not try to
remove the cover with your bare
hands. Do not drop the cap or
lay it face down, as it could
become scratched or damaged.
Store the wheel cover in the
trunk until you have the flat tire
repaired or replaced.