2010 BUICK LACROSSE lights

Instruments and Controls 4-29
station, including XM information or
CD track. It will also display
turn-by-turn navigation information if
the vehicle has a navigation radio.
The images are projected through
the HUD lens located on the driver's
side of the instrument panel.
Notice:If you try to use the HUD
image as a parking aid, you may
misjudge the distance and
damage your vehicle. Do not use
the HUD image as a parking aid.
The tap shift gear will also appear
on the HUD if the vehicle has tap
shift and it is active.
The HUD information can be
displayed in one of three languages,
English, French, or Spanish. The
speedometer reading and other
numerical values can be displayed
in either English or metric units.
The language selection is changed
through the radio and the units of
measurement is changed through
the trip computer in the Driver
Information Center (DIC). See
AM-FM Radioon page 6‑12andDriver Information Center (DIC)on page 4‑25.
HUD Display on the Vehicle
Windshield
The HUD information appears as an
image focused out toward the front
of the vehicle.
When the ignition key is turned to
ON/RUN, the HUD will display an
introductory message for a short
time, until the HUD is ready. The following indicator lights come
on the instrument panel when
activated and also appear on
the HUD:
.Turn Signal Indicators
.High-Beam Indicator Symbol
The HUD temporarily displays some
vehicle warnings, such as CHECK
TIRE PRESSURE and FUEL
LEVEL LOW when these messages
are on the DIC trip computer.
The HUD also displays the following
messages on vehicles with these
systems, when they are active:
.TRACTION CONTROL ACTIVE
.STABILITRAK ACTIVE
When the HUD is on, the
speedometer reading is continually
displayed. The current radio station
or CD track number will display for a
short period of time after the radio
or CD track status changes. This
happens whenever radio information
is changed. The speedometer size

Instruments and Controls 4-41
Turn the MENU / SELECT knob to
select the language. Press the knob
to confirm and go back to the
last menu.
Lighting
Select the Lighting menu and the
following will be displayed:
.Exit Lighting
.Vehicle Locator Lights
Exit Lighting
This allows the selection of how
long the exterior lamps stay on
when leaving the vehicle when it is
dark outside.
Press the MENU / SELECT knob
when Exit Lighting is highlighted.
Turn the knob to select Off,
30 Seconds, 1 Minute, or 2 Minutes.
Press the knob to confirm and go
back to the last menu. Vehicle Locator Lights
This allows the vehicle locator lights
to be turned on or off.
Press the MENU / SELECT knob
when Vehicle Locator Lights is
highlighted. Turn the knob to select
On or Off. Press the knob to confirm
and go back to the last menu.Power Door Locks
Select Power Door Locks and the
following will be displayed:
.Unlocked Door Anti Lock Out
.Auto Door Unlock
.Delayed Door Lock
Unlocked Door Anti Lock Out
When on, this feature will keep the
driver door from locking when the
door is open. If off is selected, the
Delayed Door Lock menu will be
available and the door will lock as
programmed through this menu. Press the MENU / SELECT knob
when Auto Door Unlock is
highlighted. Turn the knob to select
On or Off. Press the knob to confirm
and go back to the last menu.
Delayed Door Lock
When on, this feature will delay the
locking of the doors until
five seconds after the last door is
closed. You will hear three chimes
to signal delayed locking is in use.
Pressing either the power lock
button or the lock button on the
RKE transmitter twice will override
the delayed locking feature and
immediately lock all of the doors.
Press the MENU / SELECT knob
when Delayed Door Lock is
highlighted. Turn the knob to select
On or Off. Press the knob to confirm
and go back to the last menu.

4-42 Instruments and Controls
Auto Door Unlock
This allows selection of which of the
doors will automatically unlock when
the vehicle is shifted into P (Park).
Press the MENU / SELECT knob
when Auto Door Unlock is
highlighted. Turn the knob to select
All Doors, Driver Door, or Off. Press
the knob to confirm and go back to
the last menu.
Remote Lock/Unlock/Start
Select Remote Lock/Unlock/Start
and the following will be displayed:
.Unlock Feedback (Lights)
.Locking Feedback
.Door Unlock Options
.Remote Vehicle Start
.Remote RecallUnlock Feedback (Lights)
When on, the exterior lamps will
flash when unlocking the vehicle
with the RKE transmitter.
Press the MENU / SELECT knob
when Unlock Feedback (Lights) is
highlighted. Turn the knob to select
Flash Lights or Off. Press the knob
to confirm and go back to the
last menu.
Locking Feedback
This allows selection of what type of
feedback is given when locking the
vehicle with the RKE transmitter.
Press the MENU / SELECT knob
when Locking Feedback is
highlighted. Turn the knob to select
Lights and Horn, Lights Only, Horn
Only, or Off. Press the knob to
confirm and go back to the
last menu. Door Unlock Options
This allows selection of which doors
will unlock when pressing the unlock
button on the RKE transmitter.
Press the MENU / SELECT knob
when Door Unlock Options is
highlighted. Turn the knob to select
All Doors or Driver Door Only. When
set to Driver Door Only, the driver
door will unlock the first time the
unlock button is pressed and all
doors will unlock when the button is
pressed a second time. When set to
All Doors, all of the doors will unlock
at the first press of the unlock
button. Press the knob to confirm
and go back to the last menu.
Remote Vehicle Start
This allows the Remote Vehicle
Start to be turned on or off, if the
vehicle has this feature.
Press the MENU / SELECT knob
when Remote Vehicle Start is
highlighted. Turn the knob to select
On or Off. Press the knob to confirm
and go back to the last menu.

5-2 Lighting
AUTO (Automatic):Automatically
turns the exterior lamps on and off,
depending on outside lighting.
The current status of the AUTO
system is displayed in the Driver
Information Center (DIC) uplevel
display. See Driver Information
Center (DIC) on page 4‑25.
; (Parking Lamps): Turns on the
parking lamps together with the
following:
.Sidemarker Lamps
.Taillamps
.License Plate Lamps
.Instrument Panel Lights
2(Headlamps): Turns on the
headlamps together with the
following:
.Sidemarker Lamps
.Taillamps
.License Plate Lamps
.Instrument Panel Lights
.Parking Lamps
Exterior Lamps Off
Reminder
A warning chime sounds, if the
driver door is opened while the
ignition is off and the exterior lamps
are on.
Headlamp High/
Low-Beam Changer
2 3
Headlamp High/Low Beam
Changer: Push the turn signal/lane
change lever away from you and
release, to turn the high beams on.
Pull the lever towards you to return
to low beams.
This indicator light turns on in the
instrument panel cluster when the
high beam headlamps are on.
Flash-to-Pass
This feature allows use of the
high-beam headlamps to signal a
driver in front that you want to pass.
To flash the high beams, pull the
turn signal/lane change lever
towards you, and release.
Daytime Running
Lamps (DRL)
Daytime Running Lamps (DRL) can
make it easier for others to see the
front of your vehicle during the day.
Fully functional daytime running
lamps are required on all vehicles
first sold in Canada.

Lighting 5-3
The DRL system turns on the
low-beam headlamps at a reduced
brightness or for vehicles with
High Intensity Discharge (HID)
headlamps, the dedicated
DRL lights will come on when
the following conditions are met:
.The engine is running,
.The exterior lamp band is in
AUTO, and
.The light sensor determines it
is daytime.
When the DRL are on, the
low-beam headlamps will be on.
The taillamps, sidemarker,
instrument panel lights and other
lamps will not be on.
The DRL turn off when the
headlamps are turned to
Oor the
ignition is off.
Automatic Headlamp
System
When the exterior lamp control is
set to AUTO and it is dark enough
outside, the headlamps come on
automatically.
There is a light sensor located on
top of the instrument panel. Do not
cover the sensor or the headlamps
will come on when they are not
needed.
The system may also turn on the
headlamps when driving through a
parking garage or tunnel.
When it is bright enough outside the
headlamps will turn off or may
change to daytime running
lamps (DRL).
The automatic headlamp system
turns off when the exterior lamp
control is turned to
Oor the ignition
is off.
Adaptive Forward
Lighting (AFL)
The Adaptive Forward Lighting
System (AFL) pivots the headlamps
horizontally to provide greater road
illumination while turning. To enable
AFL, set the exterior lamp switch to
the AUTO position. Moving the
switch out of the AUTO position
deactivates the system. AFL
operates when the vehicle speed is
greater than 3 km/h (2 mph).
AFL does not operate when the
transmission is in R (Reverse).
AFL is not immediately operable
after starting the vehicle; driving a
short distance is required to
calibrate the AFL. See Exterior
Lamp Controls on page 5‑1.

Lighting 5-5
Fog Lamps
For vehicles with fog lamps, the
button is located on the exterior
lamp control, on the outboard side
of the steering wheel.
To turn on the fog lamps, the ignition
and the headlamps or parking lamps
must be on.
If the fog lamps are turned on while
the exterior lamp switch is in the
AUTO position, the headlamps
come on automatically.
#:Press to turn on or off. An
indicator light on the instrument
panel cluster comes on when the
fog lamps are on.
Some localities have laws that
require the headlamps to be on
along with the fog lamps.
Interior Lighting
Instrument Panel
Illumination Control
The brightness of the instrument
panel lighting and steering wheel
controls can be adjusted. Use the
thumbwheel located next to the
exterior lamps control on the
outboard side of the steering wheel.
D: Move the thumbwheel up or
down to brighten or dim the lights.
Dome Lamps
The interior lamps control located in
the overhead console controls both
the front and rear interior lamps.
To operate, press the following
buttons:
*(Off): Turns the lamp off.
1Door: Turns the lamp on when
any door is opened.
+ON: Keeps the lamp on all
the time.
Reading Lamps
There are front and rear reading
lamps.
The front reading lamps are located
in the overhead console.
# $: Press to turn each lamp on
or off.
Sun Visor Lamps
This lamp turns on when the cover
is opened.

5-6 Lighting
Lighting Features
Entry Lighting
The headlamps, taillamps, license
plate lamps, reverse lamps, dome
lamps, and most of the interior lights
turn on briefly, when the Remote
Keyless Entry (RKE)
Kis pressed,
or when the door handle is pulled on
a Keyless Access Vehicle. See
Ignition Positions (Key Access)
on
page 8‑18or Ignition Positions
(Keyless Access)on page 8‑19.
After about 30 seconds the exterior
lamps turn off, and then the dome
and remaining interior lights will dim
to off. Entry lighting can be disabled
manually by changing the ignition
out of the OFF position, or by
pressing the Remote Keyless
Entry (RKE)
Qbutton. This feature can be activated or
deactivated in the menu SETTINGS
in the Info Display. Press CONFIG
on the infotainment system to call
up the menu. See
Vehicle
Personalization on page 4‑38.
Exit Lighting
The headlamps, taillamps, parking
lamps, reverse lamps, and license
plate lamps come on at night, or in
areas with limited lighting, when the
key is removed from the ignition.
The dome lamps also come on
when the key is removed from the
ignition. The exterior lights and
dome lamps remain on after the
door is closed for a set amount of
time, then automatically turn off.
For a vehicle with Keyless Access,
the exterior lights and dome lamps
automatically turn on when a door is
opened after the ignition is turned
off. See Ignition Positions (Key
Access)
on page 8‑18or Ignition
Positions (Keyless Access)on
page 8‑19. The exterior lights turn off
immediately by turning the exterior
lamps control to OFF.
The exit lighting feature can be
activated, deactivated, or the
timeframe for the lighting can be
changed in the menu Settings in the
Info. Display. Press CONFIG on the
Infotainment system to access the
menu. See
Vehicle Personalization
on page 4‑38.
Battery Load
Management
The vehicle has Electric Power
Management (EPM) that estimates
the battery's temperature and state
of charge. It then adjusts the voltage
for best performance and extended
life of the battery.
When the battery's state of charge
is low, the voltage is raised slightly
to quickly bring the charge back up.
When the state of charge is high,
the voltage is lowered slightly to
prevent overcharging. If the vehicle

6-4 Infotainment System
E. TUNE
.Radio: Manually selects
radio stations.
.CD: Selects tracks.
F. CD/AUX
.Selects the CD player or an
external audio source.
G.
g
.Radio: Seeks the previous
station.
.CD: Select the previous
track or rewinds within a
track.
H.
ZCD Eject
.Removes a disc from the
CD slot. I.
l
.Radio: Seeks the next
station.
.CD: Select the next track or
fast forwards within a track.
J. RADIO/BAND
.Changes the band while
listening to the radio.
.Selects the radio when
listening to a different audio
source.
K. Menu Knob
.Opens menus, highlights
menu items, or sets
numeric values while in
a menu.
L. SELECT
.Selects menu items. M. CONFIG
.Opens the settings menu.
N.
0BACK
.Menu: Moves one
level back.
.Character Input: Deletes
the last character.
O.
H
.Opens the clock menu.
P. TONE
.Opens the tone menu.
Q.
5
.Opens the phone
main menu.
.Mutes the audio system.