2009 BUICK LACROSSE key

The engine will shut off automatically after 10 minutes,
unless a time extension has been done or the
vehicle’s key is inserted into the ignition switch and
turned to ON/RUN.
To manually shut off a remote start, do any of the
following.
Aim the RKE transmitter at the vehicle and press
and release the remote start button.
Turn on the hazard warning ashers.
Turn the ignition switch out of LOCK/OFF position
and then back to LOCK/OFF.
The parking lamps turn off to indicate the engine is off.
After the engine has been started two times, or one
time with a time extension, the vehicle’s ignition must be
turned to ON/RUN using the key before the remote
start procedure can be used again. SeeIgnition
Positions on page 2-21for information regarding the
ignition positions on your vehicle.
The remote vehicle start feature will not operate if any
of the follow occur:
The remote start system is disabled through the DIC.
The vehicle’s key is in the ignition.
A door on the vehicle is open.
The vehicle’s hood is open.
The hazard warning ashers are on.
The check engine light is on. SeeMalfunction
Indicator Lamp on page 3-40
The engine coolant temperature is too high.
The oil pressure is low.
Two remote vehicle starts, or one start with a time
extension, have already been provided for that
ignition cycle.
If a remote start is attempted and is unsuccessful, the
Driver Information Center (DIC) will display REMOTE
START DISABLED.
Vehicles that have the remote start feature are shipped
from the factory with the remote vehicle start system
enabled. The system may be enabled or disabled
through the DIC. See “REMOTE START” underDIC
Vehicle Personalization on page 3-74for additional
information. If your vehicle does not have the DIC
feature, and remote vehicle start was installed at the
dealer/retailer, you will need to have the dealer/retailer
enable or disable the system.
2-8

Doors and Locks
Door Locks
{CAUTION:
Unlocked doors can be dangerous.
Passengers, especially children, can easily
open the doors and fall out of a moving
vehicle. When a door is locked, the handle
will not open it. You increase the chance of
being thrown out of the vehicle in a crash if
the doors are not locked. So, wear safety
belts properly and lock the doors whenever
you drive.
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 death from heat
stroke. Always lock your vehicle whenever
you leave it.
Outsiders can easily enter through an
unlocked door when you slow down or stop
your vehicle. Locking your doors can help
prevent this from happening.There are several ways to lock and unlock the vehicle.
From the outside, turn the key in the driver’s door
lock cylinder briey counterclockwise to unlock the
driver’s door. Turn and hold it to unlock all the doors.
You can also use the remote keyless entry transmitter.
From the inside use the manual or power door locks.
Power Door Locks
To lock or unlock all doors
from inside the vehicle,
use the power door
lock switch located on
either front door armrest.
Press the bottom of the switch to lock all doors. Press
the top of the switch to unlock all doors.Driver’s side shown
2-9

If the vehicle has the content theft-deterrent system, the
vehicle is programmed to arm the system with the
power door lock switch. If your vehicle has a Driver
Information Center (DIC) this feature can be turned off.
See “Content Theft” underDIC Vehicle Personalization
on page 3-74.
Delayed Locking
Your vehicle may have this feature. It delays the locking
of the vehicle’s doors for ve seconds after the last
door is closed. Two chimes will sound when the power
door lock switch or the LOCK button on the Remote
Keyless Entry (RKE) transmitter is pressed when a door
is open. If your vehicle has a Driver Information
Center (DIC), a Delayed Locking warning will be
displayed.
The doors can be locked immediately by pressing the
power door lock switch or the LOCK button on the
transmitter a second time.
The delayed locking feature will not activate when the
ignition is in ON/RUN or ACC/ACCESSORY.
You can program this feature on or off through the
Driver Information Center (DIC), if equipped. See
“Delayed Locking” underDIC Vehicle Personalization on
page 3-74.
Automatic Door Lock
The doors are programmed to automatically lock when
the shift lever is moved into a forward gear.
If someone needs to get in or out of the vehicle after
the doors have been locked, place the shift lever
into P (PARK). You may also unlock all doors using the
power door lock switch or unlock one door using the
inside manual door lock.
The automatic door lock feature cannot be disabled.
Programmable Automatic Door
Unlock
The vehicle’s doors are programmed from the factory to
unlock when the shift lever is moved into PARK (P).
On vehicles with a Driver Information Center (DIC), there
are different programming options for unlocking the
doors automatically. SeeDIC Vehicle Personalization on
page 3-74.
2-10

Rear Door Security Locks
Rear door security locks prevent passengers from
opening the rear doors from the inside.
The rear door security locks are located on the inside
edge of each rear door. The rear doors must be opened
to access them.
To assist in nding the lock, the vehicle has the following:
To use the lock:
1. Insert the key into the security lock slot and turn it
so the slot is in the horizontal position.
2. Close the door.
3. Do the same for the other rear door.To open a rear door when the security lock is on, do the
following:
1. Unlock the door using the Remote Keyless Entry
(RKE) transmitter, if the vehicle has one, the
power door lock switch, or by lifting the rear door
manual lock.
2. Open the door from the outside.
To cancel the rear door security lock:
1. Unlock the door and open it from the outside.
2. Insert the key into the security lock slot and turn it
so the slot is in the vertical position.
3. Do the same for the other rear door.
Lockout Protection
The lockout protection feature makes it more difficult to
lock the key in the vehicle. If the driver’s door is
open while the key is in the ignition, the door cannot be
locked with the power door lock switch.
This feature cannot guarantee that you will never be
locked out of the vehicle. If the key is not left in
the ignition, or, if the manual door lock is used, the key
could still be locked inside the vehicle. Always
remember to take the key with you.
2-11

Trunk
{CAUTION:
Exhaust gases may enter the vehicle if it is driven
with the liftgate, trunk/hatch open, or with any
objects that pass through the seal between the
body and the trunk/hatch or liftgate. Engine
exhaust contains Carbon Monoxide (CO) which
cannot be seen or smelled. It can cause
unconsciousness and even death.
If the vehicle must be driven with the liftgate, or
trunk/hatch open:
Close all of the windows
Fully open the air outlets on or under the
instrument panel
Adjust the Climate Control system to a setting
that brings in only outside air and set the fan
speed to the highest setting. See Climate
Control System in the Index.
If the vehicle is equipped with a power liftgate,
disable the power liftgate function.
For more information about carbon monoxide, see
Engine Exhaust on page 2-33.
Opening the Trunk
To open the trunk from the outside, use the Remote
Keyless Entry (RKE) transmitter. SeeRemote Keyless
Entry (RKE) System Operation on page 2-4for more
information.
The ignition must be off, or the transmission must be in
(P) Park to open the trunk.
Remote Trunk Release
This feature is used to unlock the trunk from inside the
vehicle using the power door lock switch.
Press and hold the top of
the driver’s or front
passenger’s power door
lock switch to unlock
the trunk.
The vehicle must be in (P) Park to unlock the trunk.
2-12

Power Windows
{CAUTION:
Leaving children in a vehicle with the keys is
dangerous for many reasons, children or others
could be badly injured or even killed. They could
operate the power windows or other controls or
even make the vehicle move. The windows will
function and they could be seriously injured or
killed if caught in the path of a closing window. Do
not leave keys in a vehicle with children.
When there are children in the rear seat use the
window lockout button to prevent unintentional
operation of the windows.The switches on the driver’s door armrest are used to
control each of the windows. The power window
switches work while the ignition is in ON/RUN,
ACC/ACCESSORY, or while Retained Accessory Power
(RAP) is active. SeeRetained Accessory Power
(RAP) on page 2-22. Each passenger door has its own
window switch.
To lower the window, press and hold the front of the
switch to the rst position until the window is at
the desired level. To raise the window, pull up and hold
the front of the switch.
2-15

Content Theft-Deterrent
Your vehicle may have a content theft-deterrent alarm
system.
Your vehicle may have a
red light located on top of
the instrument panel,
toward the center of the
vehicle and near the
windshield, that will ash
slowly when the system is
armed.
The theft-deterrent alarm system needs to be activated
through the Driver Information Center (DIC). See
“CONTENT THEFT” under “Customization Menu Items”
inDIC Vehicle Personalization on page 3-74. While
armed, the doors will not unlock with the power door lock
switch. The remote alarm will sound if someone
tampers with the trunk or enters the vehicle without
using the Remote Keyless Entry (RKE) transmitter or
key to unlock the doors. The horn will sound and
the headlamps will ash for up to two minutes. The
system will also cut off the fuel supply, preventing the
vehicle from being driven.
Arming with the Power Lock Switch
The vehicle’s content theft-deterrent alarm system
can be activated when the key is removed from
the ignition and the power door lock switch of either the
driver’s or front passenger’s door is used to lock the
vehicle. The door needs to be in the open position when
pressing the power door lock switch. The system will
not arm if the door is closed when the power door
lock switch is pressed. This system can be activated
through the Driver Information Center (DIC). See
“CONTENT THEFT” under “Customization Menu Items”
inDIC Vehicle Personalization on page 3-74.
When the doors are locked using the power door
lock switch of either front door, the red light, if your
vehicle has one, will start ashing at a fast rate,
indicating that the system is arming. After all the doors
are locked there will be a time delay and then the
red light, if your vehicle has one, will begin to ash at a
very slow rate, indicating the system is armed.
2-17

Arming with the RKE Transmitter
The alarm system will arm when the RKE transmitter is
used to lock the doors after the key is removed from
the ignition. The red light, if your vehicle has one,
will come on to indicate that the system is arming. After
all doors are closed and locked, and after a time
delay, the red light, if your vehicle has one, will begin
ashing at a very slow rate to show the system is armed.
Arming Conrmation
Your vehicle may have a red light located on top of the
instrument panel, towards the center of the vehicle
and near the windshield, that will ash slowly to conrm
when the system is armed.
Disarming with the RKE Transmitter
The alarm system will disarm when the RKE transmitter
is used to unlock the doors. The red light, if your
vehicle has one, will go out to show that the system is
disarmed.
Disarming with Your Key
The alarm system will disarm when the key is used to
unlock the doors. The red light, if your vehicle has
one, will stop ashing when the system is disarmed. If
you would like the key to disarm the alarm system,
see “CONTENT THEFT” underDIC Vehicle
Personalization on page 3-74for more information.
PASS-Key®III Electronic
Immobilizer
Your PASS-Key III system operates on a radio
frequency subject to Federal Communications
Commission (FCC) Rules and with Industry Canada.
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
1. This device may not cause harmful interference.
2. This device must accept any interference received,
including interference that may cause undesired
operation.
This device complies with RSS-210 of Industry Canada.
Operation is subject to the following two conditions:
1. This device may not cause interference.
2. This device must accept any interference received,
including interference that may cause undesired
operation of the device.
Changes or modications to this system by other than
an authorized service facility could void authorization to
use this equipment.
PASS-Key III uses a radio frequency transponder in the
key that matches a decoder in your vehicle.
2-18