2007 BUICK LUCERNE sensor

Getting to Know YourLucerne16
Automatic Lamp Control
Your vehicle is equipped with an Automatic Lamp Control system, which automatically turns
on the headlamps and other exterior lamps, and the instrument panel lights, at night or when
necessary.
The Automatic Lamp Control system’s light sensor is located on top of the instrument panel.
To ensure proper system operation, it’s important to avoid placing any objects on or near the
sensor.
The exterior lamps also can be operated manually. The exterior lamp control knob
is located on the left side of the instrument panel.
Exterior Lamps
(On/Off):This position
turns off theexterior lamps,excluding theDaytimeRunningLamps.
(Parking
Lamps): This
position turns onthe parkinglamps, taillampsand instrumentpanel lights.
AUTO (Automatic):This position automati
cally turns on theAutomatic LampControl system.
(Fog Lamps)(if equipped): Push
in the knob to turnon the fog lamps.Push it again to turn
off the fog lamps.
(Headlamps):This posi
tion turns on the headlamps,parking lamps, taillamps andinstrument panel lights.
This feature uses four ultrasonic sensors on
the rear bumpers to help you avoid collidingwith objects when parking the vehicle. Itoperates only at speeds less than 5 mph.
The rear parking assist display is located
near the rear window. The lights on the dis
play provide distance information. As thevehicle approaches an object, the number oflights illuminated increases. Lowtoned
Ultrasonic Rear Park Assist (if equipped)
beeps also sound from the rear speakers
when objects are near the rear bumper.
Be sure to keep the ultrasonic sensors on
the vehicle’s rear bumper clean to ensureproper operation.
The system can be disabled using the Driver
Information Center.
See Section 3 of your Owner Manual.
See Section 3 of your Owner Manual.

The Rainsense™ II windshield wipers use a moisture sensor to automatically operate the
wipers when needed, depending on driving conditions and the sensitivity setting. If the system
is left on for long periods, an occasional wipe may occur without any moisture on the windshield to indicate the system is activated.
The headlamps and parking lamps also will be turned on automatically when the Rainsense
wipers are active if the exterior lamp control switch is in the AUTO position. The controls for thewindshield wipers are located on the multifunction stalk on the left side of the steering column.
Rainsense™ II Windshield Wipers (if equipped) and Heated Washer
Fluid (if equipped)
(Washer Fluid):Push the paddle on
top of the multifunction lever to spray washerfluid on the windshield.
(Sensitivity Setting): Rotate
the control band up to one of thesensitivity levels to activate the
Rainsense function. The wipersactivate more often as the bandis rotated upward.
(High):Rotate the
control band
up to this position to turn thewipers on the High setting.
17
(Heated Washer
Fluid): Slide and
release this switch tostart four automaticheated wash/wipecycles.The first cycle may take up to 45 seconds tooccur before thewasher fluid
is heated. Theremaining cycles
may take up to 20
seconds to occur.
The system determines the amount offluid and activates
the wipers. To cancelany remainingwash/wipe cycles,slide and release theswitch again.
(Low):Rotate the
control band
up to this position to turn thewipers on the Low setting.
(Off):Rotate the
control band to this posi
tion to turn off the wipers.(Mist):Rotate the
control band down tothis position to turn thewipers on for one wipe.
See Section 3 of your Owner Manual.
Note: Turn off the
Rainsense wipers beforeentering an automaticcar wash to preventwiper damage.

StabiliTrak®is an advanced computer
controlled vehicle stability enhancementsystem that assists with directional control
of the vehicle in difficult driving conditions.
It turns on automatically every time you startyour vehicle.
When the system senses a discrepancy
between your intended path and the directionthe vehicle is actually traveling, it selectivelyapplies brake pressure at any one of thewheels to help steer the vehicle in the direction in which you are steering.
See Section 4 of your Owner Manual.
StabiliTrak®– Stability Control
System (if equipped)
Getting to Know YourLucerne18
The brake assist system monitors the inten
tion of the driver while braking. If the systemsenses that hard/fast pressure has beenapplied to the brake pedal, the system will
generate additional pressure, making it easier to maintain brake application. When thishappens, the brake pedal may feel easier to
push. This is normal; just hold the brake
pedal down firmly.
See Section 4 of your Owner Manual.
Brake Assist (if equipped)PERFORMANCE & MAINTENANCE
Magnetic Ride Control automatically adjusts
the ride of your vehicle through a computerused to control and monitor the suspension
system. The computer receives input from
various sensors to determine the proper system response. This provides enhanced con
trol and ride comfort under a variety of roadconditions.
See Section 4 of your Owner Manual.
Magnetic Ride Control
(if equipped)
The traction control system limits wheelspin,
which is especially useful in slippery road
conditions. You should always leave the sys
tem on. However, if your vehicle becomesstuck and rocking the vehicle is required, the
system should be turned off.
To turn off the system, press the traction
control button located on the center console.For vehicles without a center console, thebutton is located at the end of the gearshift
lever.
See Section 4 of your Owner Manual.
Traction Control