Seats and Restraint System............................. 1-1
Head Restraints
......................................... 1-2
Front Seats
............................................... 1-4
Rear Seats
..............................................1-12
Safety Belts
.............................................1-12
Child Restraints
.......................................1-35
Airbag System
.........................................1-58
Restraint System Check
............................1-74
Features and Controls..................................... 2-1
Keys
........................................................ 2-3
Doors and Locks
......................................2-10
Windows
.................................................2-15
Theft-Deterrent Systems
............................2-17
Starting and Operating Your Vehicle
...........2-20
Mirrors
....................................................2-34
Object Detection Systems
..........................2-38
OnStar
®System
......................................2-46
Universal Home Remote System
................2-50
Storage Areas
.........................................2-57
Instrument Panel............................................. 3-1
Instrument Panel Overview
.......................... 3-4
Climate Controls
......................................3-21
Warning Lights, Gages, and Indicators
........3-32
Driver Information Center (DIC)
..................3-49
Audio System(s)
.......................................3-75Driving Your Vehicle....................................... 4-1
Your Driving, the Road, and the Vehicle
....... 4-2
Towing
...................................................4-23
Service and Appearance Care.......................... 5-1
Service
..................................................... 5-3
Fuel
......................................................... 5-5
Checking Things Under the Hood
...............5-12
Headlamp Aiming
.....................................5-51
Bulb Replacement
....................................5-54
Windshield Wiper Blade Replacement
.........5-57
Tires
......................................................5-59
Appearance Care
.....................................5-92
Vehicle Identi cation
...............................5-100
Electrical System
....................................5-100
Capacities and Speci cations
...................5-109
Maintenance Schedule..................................... 6-1
Maintenance Schedule
................................ 6-2
Customer Assistance Information.................... 7-1
Customer Assistance and Information
........... 7-2
Reporting Safety Defects
...........................7-15
Vehicle Data Recording and Privacy
...........7-17
Index................................................................ 1
2009 Buick Lucerne Owner ManualM
Head Restraints...............................................1-2
Front Seats......................................................1-4
Manual Seats................................................1-4
Power Seats..................................................1-5
Power Lumbar ...............................................1-5
Heated Seats.................................................1-6
Heated and Cooled Seats................................1-7
Memory Seat and Mirrors................................1-8
Reclining Seatbacks........................................1-9
Center Seat.................................................1-12
Rear Seats.....................................................1-12
Rear Seat Pass-Through Door........................1-12
Safety Belts...................................................1-12
Safety Belts: They Are for Everyone................1-12
How to Wear Safety Belts Properly.................1-18
Lap-Shoulder Belt.........................................1-27
Safety Belt Use During Pregnancy..................1-33
Lap Belt......................................................1-33
Safety Belt Extender.....................................1-34
Child Restraints.............................................1-35
Older Children..............................................1-35
Infants and Young Children............................1-38
Child Restraint Systems.................................1-41Where to Put the Restraint.............................1-44
Lower Anchors and Tethers for
Children (LATCH)......................................1-45
Securing a Child Restraint in a
Rear Seat Position....................................1-51
Securing a Child Restraint in the
Center Front Seat Position..........................1-54
Securing a Child Restraint in the
Right Front Seat Position............................1-54
Airbag System...............................................1-58
Where Are the Airbags?................................1-60
When Should an Airbag In ate?.....................1-63
What Makes an Airbag In ate?.......................1-65
How Does an Airbag Restrain?......................
.1-65
What Will You See After an Airbag In ates?.....1-66
Passenger Sensing System............................1-67
Servicing Your Airbag-Equipped Vehicle...........1-72
Adding Equipment to Your
Airbag-Equipped Vehicle.............................1-73
Restraint System Check..................................1-74
Checking the Restraint Systems......................1-74
Replacing Restraint System Parts
After a Crash............................................1-75
Section 1 Seats and Restraint System
1-1
Head Restraints
The vehicle’s front seats have adjustable head restraints
in the outboard seating positions.
{CAUTION:
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.
Adjust the head restraint so that the top of the restraint
is at the same height as the top of the occupant’s
head. This position reduces the chance of a neck injury
in a crash.
1-2
Front Seats
Manual Seats
{CAUTION:
You can lose control of the vehicle if you try to
adjust a manual driver’s seat while the vehicle is
moving. The sudden movement could startle and
confuse you, or make you push a pedal when you
do not want to. Adjust the driver’s seat only when
the vehicle is not moving.If the vehicle has a manual seat, it can be moved
forward or rearward.
1. Lift the bar to unlock
the seat.
2. Slide the seat to the
desired position and
release the bar.
Try to move the seat with your body to be sure the seat
is locked in place.
1-4
Power Seats
To adjust a power seat, do any of the following:
Move the seat forward or rearward by sliding 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 rear part of the seat cushion by
moving the rear of the control up or down.
Raise or lower the entire seat by moving the entire
control up or down.
On vehicles with power reclining seatbacks, see “Power
Reclining Seatbacks” underReclining Seatbacks on
page 1-9.
Power Lumbar
On vehicles with power lumbar, the control is located on
the outboard side of the front seats.
Press the lumbar control forward or rearward to increase
or decrease support in the lower seatback.
On vehicles with a four-way lumbar control, press the top
or bottom of the lumbar control to raise or lower the
support in the seatback.
The lumbar support may need to be adjusted when
changing the seating position.
1-5
Heated Seats
Your vehicle may have heated front seats. To operate
the heated seats, the ignition must be on.
The buttons are located on
the front doors.
J(Heated Seat Cushion and Seatback):Press this
button to turn on the heated seat cushion and seatback.
I(Heated Seatback):Press this button to turn on
the heated seatback.
Press the button to turn on the desired feature. A light
on that button will display to show which feature is on.There are three temperature settings for each feature.
A column of three lights next to the buttons will display
which setting the feature is in: high, medium or low.
Three lights indicate the highest setting, two lights
indicate medium and one light indicates the lowest
setting.
When you press a button, the feature will turn on at the
highest setting. Each time you press the button, the
feature will decrease one temperature setting.
To turn the feature off, keep pressing the button until
the display lights turn off.
If your vehicle has remote vehicle start and is started
using the remote keyless entry transmitter, the front
heated seats will be turned on to the high setting if
it is cold outside. See “Remote Vehicle Start” under
Remote Keyless Entry (RKE) System Operation
on page 2-5. When the key is inserted into the ignition
and the ignition is turned on, the heated seat feature
will turn off. To turn the heated seat feature back
on, press the desired button. Driver’s Side Buttons
shown
1-6
Heated and Cooled Seats
The front seats may have the heated and cooled seat
feature. To heat or cool the seats, the ignition must
be on.
The buttons are located on
the front doors.
J(Heated Seat Cushion and Seatback):Press this
button to heat the seat cushion and seatback.
I(Heated Seatback):Press this button to heat the
seatback.
H(Cooled Seat Cushion and Seatback):Press this
button to cool the seat cushion and seatback.Press each button to turn on the desired feature. A light
on that button will display indicating which feature is on.
There are three temperature settings for each feature.
A column of three lights next to the buttons will display
which setting the feature is in: high, medium or low.
Three lights indicate the highest setting, two lights
indicate medium and one light indicates the lowest
setting.
When you press a button, the feature will turn on at the
highest setting. Each time you press the button, the
feature will decrease one temperature setting.
To turn the feature off, keep pressing the button until
the display lights turn off.
If your vehicle has remote vehicle start and is started
using the remote keyless entry transmitter, the front
heated seats will be turned on to the high setting if it is
cold outside. See “Remote Vehicle Start” underRemote
Keyless Entry (RKE) System Operation on page 2-5.
When the key is inserted into the ignition and the ignition
is turned on, the heated seat feature will turn off. To turn
the heated seat feature back on, press the desired
button. Driver’s Side Buttons
shown
1-7
Reclining Seatbacks
Manual Reclining Seatbacks
{CAUTION:
You can lose control of the vehicle if you try to
adjust a manual driver’s seat while the vehicle is
moving. The sudden movement could startle and
confuse you, or make you push a pedal when you
do not want to. Adjust the driver’s seat only when
the vehicle is not moving.
{CAUTION:
If either seatback is not locked, it could move
forward in a sudden stop or crash. That could
cause injury to the person sitting there. Always
push and pull on the seatbacks to be sure they
are locked.If the seats have manual reclining seatbacks, the lever
used to operate them is located on the outboard
side of the seats.
To recline the seatback, do the following:
1. Lift the recline lever.
2. Move the seatback to the desired position, then
release the lever to lock the seatback in place.
3. Push and pull on the seatback to make sure it is
locked.Passenger’s Seat shown
1-9