Seats and Restraint Systems........................... 1-1
Front Seats
............................................... 1-2
Safety Belts
.............................................. 1-8
Child Restraints
.......................................1-28
Airbag System
.........................................1-47
Restraint System Check
............................1-56
Features and Controls..................................... 2-1
Keys
........................................................ 2-3
Doors and Locks
......................................2-10
Windows
.................................................2-16
Theft-Deterrent Systems
............................2-18
Starting and Operating Your Vehicle
...........2-21
Mirrors
....................................................2-32
OnStar
®System
......................................2-37
HomeLink®Transmitter
.............................2-38
Storage Areas
.........................................2-43
Sunroof
..................................................2-44
Vehicle Personalization
.............................2-45
Instrument Panel............................................. 3-1
Instrument Panel Overview
.......................... 3-4
Climate Controls
......................................3-24
Warning Lights, Gages, and Indicators
........3-33
Driver Information Center (DIC)
..................3-47
Audio System(s)
.......................................3-56Driving Your Vehicle....................................... 4-1
Your Driving, the Road, and Your Vehicle
..... 4-2
Towing
...................................................4-36
Service and Appearance Care.......................... 5-1
Service
..................................................... 5-3
Fuel
......................................................... 5-5
Checking Things Under the Hood
...............5-10
Headlamp Aiming
.....................................5-45
Bulb Replacement
....................................5-48
Windshield Wiper Blade Replacement
.........5-53
Tires
......................................................5-54
Appearance Care
.....................................5-78
Vehicle Identi cation
.................................5-87
Electrical System
......................................5-88
Capacities and Speci cations
.....................5-96
Normal Maintenance Replacement Parts
......5-97
Maintenance Schedule..................................... 6-1
Maintenance Schedule
................................ 6-2
Customer Assistance and Information.............. 7-1
Customer Assistance and Information
........... 7-2
Reporting Safety Defects
...........................7-10
Index................................................................ 1
2005 Buick LeSabre Owner ManualM
Remote Keyless Entry System
Operation
With this feature, you can lock and unlock your doors
or unlock your trunk from about 3 feet (1 m) up to
30 feet (9 m) away using the remote keyless entry
transmitter supplied with your vehicle.
If your vehicle is equipped with the DIC, the numbers on
the back of your transmitter correspond to DRIVER #1
and DRIVER #2 on the DIC. For more information
seeDriver Information Center (DIC) on page 3-47.
W(Unlock):Press this
button to unlock the
driver’s door. Press it again
within ve seconds to
unlock all of the doors. See
“Security Feedback”
later in this section.
Pressing the unlock button may also illuminate the
interior lamps. SeeEntry Lighting on page 3-18.
Q(Lock):Press this button to lock all doors.
V(Trunk):Press this button to unlock the trunk
when the ignition is in OFF. It will also work when the
ignition is on, but only while the transaxle is in PARK (P)
or NEUTRAL (N).
L(Instant Alarm):Press this button to make the
horn sound and the headlamps and taillamps ash for
up to 30 seconds. This can be turned off by pressing the
instant alarm button again or by turning the ignition
on. If your vehicle is equipped with the content
theft-deterrent feature, you may also turn off the instant
alarm by unlocking the vehicle with a key.
2-6
If your vehicle is equipped with the DIC, you must
program this feature using it. SeeDriver Information
Center (DIC) on page 3-47.
If your vehicle is not equipped with the DIC, do the
following to change to another mode:
1. Close all the doors and turn the ignition on. Keep
all doors closed throughout this procedure.
2. Press and hold LOCK on the driver’s power door
lock switch throughout this procedure. All the
doors will lock.
3. Press the trunk button on the transmitter. The
security feedback will remain in its current mode.
The horn will chirp as feedback.
4. Press the trunk button on the transmitter again.
Each time the trunk button is pressed, the security
feedback will advance to the next mode, and
the horn will chirp.
5. Release the power door lock switch. The
security feedback will remain in the most current
mode selected.This procedure only changes the mode for the
transmitter used to change this setting.
To verify the mode selected, remove the key from the
ignition and close all of the doors after you have
exited the vehicle. Press the lock button on the
transmitter to be veri ed and con rm the appropriate
feedback. Repeat with the unlock button.
Matching Transmitter(s) to Your
Vehicle
Each remote keyless entry transmitter is coded to
prevent another transmitter from unlocking your vehicle.
If a transmitter is lost or stolen, a replacement can
be purchased through your dealer. Remember to bring
any remaining transmitters with you when you go to
your dealer. When the dealer matches the replacement
transmitter to your vehicle, any remaining transmitters
must also be matched. Once your dealer has coded the
new transmitter, the lost transmitter will not unlock
your vehicle. Each vehicle can have a maximum of four
transmitters matched to it.
See your dealer to have additional transmitters matched
to your vehicle.
2-8
Central Door Unlocking System
If your vehicle has a theft-deterrent system, all doors
will unlock if the key is held in the outside key cylinder
unlock position for more than two seconds. The
doors will also unlock if the key is turned to the unlock
position twice in three seconds.
Power Door Locks
With power door locks, you can lock or unlock all the
doors on your vehicle.
The power door lock
switches are located on
the driver’s and front
passenger’s door panels.
Door Ajar Reminder
If your vehicle is equipped with the Driver Information
Center (DIC), and a door is not fully closed, the DIC will
display a DOOR AJAR message. SeeDriver Information
Center (DIC) on page 3-47.
Delayed Locking
This feature lets the driver delay the actual locking of
the vehicle. When the driver’s power door lock switch or
remote keyless entry lock button is pressed with the
key removed from the ignition, and the driver’s
door open, a chime will sound three times to signal that
the delayed locking system is active. When all doors
have been closed, the doors will lock automatically after
ve seconds. If any door is opened before this, the
ve-second timer will reset itself once all the doors have
been closed again.
Pressing the driver’s or passenger’s power door lock
switch or the remote keyless entry transmitter button
again will override this feature.
2-11
Personal Choice Programming
The delayed locking feature can be turned on or off.
If your vehicle is equipped with the DIC, you must use it
to program this feature. SeeDriver Information Center
(DIC) on page 3-47.
If your vehicle is not equipped with the DIC, use the
following procedure to change modes:
1. Close all the doors and turn the ignition to RUN.
Keep all doors closed throughout this procedure.
2. Press and hold LOCK on the driver’s power door
lock switch throughout this procedure. All the
doors will lock.
3. Press the unlock button on the transmitter. The lock
delay is still off and all doors will remain locked.
4. Press the unlock button on the transmitter again.
Lock delay is now active and all doors will unlock.
5. Release the power door lock switch.
To turn this feature off, repeat the previous procedure.
This procedure only changes the mode for the
transmitter used to change this setting.
Programmable Automatic
Door Locks
Close the doors and turn the ignition to RUN. Every
time you move the shift lever out of PARK (P), all of the
doors will lock. And, every time you stop and move
the shift lever into PARK (P), the doors will unlock. If
someone needs to get out while you’re not in PARK (P),
have that person use the manual door lock control or
power door lock switch. When the door is closed again,
it will not lock automatically. If you need to lock the
doors before shifting out of PARK (P), use the manual
door lock control or power door lock switch.
Personalization Programming
You can program the automatic door locks feature to
change to the following modes:
Mode 0:No automatic door lock or unlock.
Mode 1:All doors automatically lock when shifted out
of PARK (P). No automatic door unlock.
Mode 2:All doors automatically lock when shifted out
of PARK (P). Only the driver’s door automatically
unlocks when shifted into PARK (P).
Mode 3:All doors automatically lock when shifted out
of PARK (P). All doors automatically unlock when shifted
into PARK (P).
2-12
If your vehicle is equipped with the DIC, you must use
it to program this feature. SeeDriver Information
Center (DIC) on page 3-47.
If your vehicle is not equipped with the DIC, use the
following procedure to change modes:
1. Close all the doors and turn the ignition to RUN.
Keep all doors closed throughout this procedure.
2. Press and hold LOCK on the driver’s power door
lock switch throughout this procedure. All the
doors will lock.
3. Press the lock button on the remote keyless entry
transmitter. The automatic door locks will remain in
the current mode.
4. Press the lock button on the transmitter again. Each
time this button is pressed, the mode will advance
by one, going from 3 to 0 to 1, etc.
The door locks will cycle according to the mode
entered while customizing the memory door locks.
(Mode 0 has no feedback.)
5. Release the power door lock switch. The
automatic door locks will remain in the most
recent mode selected.
This procedure only changes the mode for the
transmitter used to change this setting.Rear Door Security Locks
Your vehicle is equipped
with rear door security
locks that prevent
passengers from opening
the rear doors of your
vehicle from the inside.
To use one of these locks, do the following:
1. Open the rear door you want to lock.
2. Move the lever located on the inside door edge, all
the way to the lock symbol.
3. Close the door.
4. Do the same thing to the other rear door lock.
The rear doors of your vehicle cannot be opened from
the inside when this feature is in use.
2-13
Power Windows
The power window controls located on the driver’s door
armrest operate each of the windows while the
ignition is in RUN, ACCESSORY, or while Retained
Accessory Power (RAP) is active. SeeRetained
Accessory Power (RAP) on page 2-23. In addition, each
passenger door has a control for its own window.
Express-Down Window
The driver’s and front passenger’s windows have an
express-down feature. Pull the AUTO control back
all the way; release it and the window will lowerautomatically. To stop the window from lowering, pull
the AUTO control again. To partially open the window,
pull the AUTO control back slightly. To raise the
window, push and hold the AUTO control forward.
Window Lock Out
Press the LOCK button on the driver’s door armrest to
disable all passenger window controls. The driver’s
window controls will still be operable. If you have
a Driver Information Center (DIC), you can also set the
control to only lock out the rear window controls.
SeeDriver Information Center (DIC) on page 3-47.
Press the LOCK button again to allow passengers to use
their window controls.
Sun Visors
To block out glare, swing down the visor. The visors
can also be removed from the center mount and moved
to the side to block glare from the side.
Lighted Visor Vanity Mirror
When you open the cover to the passenger’s visor
vanity mirror, the lamp will turn on.
Your vehicle may also have a lighted driver’s visor
vanity mirror.
2-17
Vehicle Personalization
Memory Seat and Mirrors
If your vehicle has this feature, the controls are located
on the driver’s door panel, and are used to program
and recall memory settings for the driver’s seating,
outside mirror positions and climate controls.
SeeClimate Control System on page 3-24for
more information.To save your seat and mirror positions into memory,
use the following procedure:
1. First identify the DRIVER # on the Driver Information
Center (DIC) by pressing the MEMORY button 1
or 2 or by pressing the unlock button on the remote
keyless entry transmitter. SeeDriver Information
Center (DIC) on page 3-47.
2. Adjust the driver’s seat and lumbar position to a
safe and comfortable driving position. Adjust both
outside mirrors to suit you. SeeOutside Power
Mirrors on page 2-35.
3. Press and hold the MEMORY button (1 or 2)
corresponding with your DRIVER # displayed on the
DIC for longer than three seconds. You will hear
two beeps con rming that the seat and mirror
positions have been entered into memory.
To set the seat and mirror positions for a second driver,
follow the previous steps, but start by pressing the
unlock button on the transmitter that displays the other
DRIVER # on the DIC. Be sure to use the MEMORY
button which corresponds to the DRIVER # identi ed by
the second transmitter.
2-45