Page 1 of 12

Instrument Panel . . . . . . . . . . . . . . . . . . . . . . . . . .2
Instrument Panel Cluster . . . . . . . . . . . . . . . . . . .3
Daytime Running Lamps/Automatic
Headlamp Control . . . . . . . . . . . . . . . . . . . . . . . . .4
Delayed Headlamp Illumination . . . . . . . . . . . . . .4
Turn Signal/Multifunction Lever . . . . . . . . . . . . .4
Cruise Control . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Oil Life Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Tire Inflation Monitor . . . . . . . . . . . . . . . . . . . . . . .7
Audio System . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Automatic Power Door Locks . . . . . . . . . . . . . . .9
Delayed Locking (Automatic Power
Door Locks) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9Remote Keyless Entry Signal
(Security Feedback) . . . . . . . . . . . . . . . . . . . . . . .9
Restraint System for Children
(LATCH) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Trip Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Window Defogging (HVAC) . . . . . . . . . . . . . . . .10
Trunk Lock Release . . . . . . . . . . . . . . . . . . . . . .10
Trunk Storage . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Dual Climate Control System . . . . . . . . . . . . . . .11
Antilock Brakes (ABS) . . . . . . . . . . . . . . . . . . . .11
Roadside Assistance Program . . . . . . . . . . . . .12
My GMLink . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Congratulations on your purchase of a Buick Century. Please read this information and your
Owner Manual to ensure an outstanding ownership experience. Note that your vehicle may not
include all the features described in this booklet. Place this booklet in your Owner Manual
portfolio for easy reference.
Page 4 of 12

Getting to Know Your2004 Century4
Turn and Lane-Change Signals
The turn signal has the following posi-
tions: two upward (for right) and two
downward (for left). These positions
allow you to signal a turn or lane
change. To signal a lane change, raise
or lower the lever until the arrow starts
to flash. The lever will return by itself
when released.
To signal a turn, move the lever all the
way up or down. A chime will sound if
you leave the turn signal on for more
than 3/4 mile (1.2 km).
Headlamp High/Low Beam Changer
To change your headlamps from low
beams to high beams, or high to low,
pull the multifunction lever all the way
toward you, then release it. When the
Daytime Running Lamps/
Automatic Headlamp Control
Daytime Running Lamps are an addi-
tional safety feature that makes it easier
for others to see your vehicle during the
day. The headlamp system works auto-
matically to help provide the right
amount of lighting at all times of the day
or night. You can still turn your head-
lamps on manually whenever you wish.
See Section 3 of your Owner Manual.
Delayed Headlamp Illumination
If the Automatic Headlamp Control sys-
tem turns on your headlamps, they will
stay on for 90 seconds after you turn off
the ignition. Delayed Headlamp
Illumination provides lighting when exit-
ing your car and the lamps shut off auto-
matically. This feature can be turned off
by following the instructions in your
Owner Manual.
See Section 3 of your Owner Manual.
Turn Signal/Multifunction Lever
The Turn Signal/Multifunction Lever
located on the left side of the steering
column controls these features:
•Turn and Lane-Change Signals
•Headlamp High/Low Beam Changer
•Flash-to-Pass
•Windshield Wipers
•Windshield Washers
•Cruise Control
Page 9 of 12

9
Automatic Power Door Locks
The Automatic Power Door Locks can
be programmed in the following ways:
Choice 1:All doors will automatically
lock when you shift out of PARK. They
will all automatically unlock when you
shift back into PARK.
Choice 2:All doors will lock automati-
cally when you shift out of PARK. But
only the driver’s door will unlock when
shifting back into PARK.
Choice 3:All doors will automatically
lock when you shift out of PARK. But
you choose no automatic unlocking fea-
ture.
Choice 4:You can also select no auto-
matic door lock or unlock.
See Section 2 of your Owner Manual.
Delayed Locking
(Automatic Power Door Locks)
Your doors will remain unlocked for 3 to
5 seconds after you press the door lock
button, in case you need to get right
back into your car. To lock the doors
immediately, simply press the lock
switch a second time. Refer to your
Owner Manual if you prefer to complete-
ly disable this feature.
See Section 2 of your Owner Manual.
Remote Keyless Entry Signal
(Security Feedback)
Your Remote Keyless Entry system pro-
vides a signal to tell you it’s working.
There are four signals to choose from,
and you can choose a different security
signal for lock and unlock.
Choice 1:Headlamp flash only.
Choice 2:Horn chirp only.
Choice 3:Both a horn chirp and a
headlamp flash.
Choice 4:No signal — no headlamp
flash, no horn chirp.
See Section 2 of your Owner Manual.