service BUICK LACROSSE 2009 Service Manual

REDUCED ENGINE POWER
This message displays when the vehicle’s engine
power is reduced. Reduced engine power can affect the
vehicle’s ability to accelerate. If this message is on, but
there is no reduction in performance, proceed to your
destination. The performance may be reduced the next
time the vehicle is driven. The vehicle may be driven at a
reduced speed while this message is on, but acceleration
and speed may be reduced. Anytime this message stays
on, the vehicle should be taken to your dealer/retailer for
service as soon as possible.
This message displays and a chime sounds only when
the ignition is in ON/RUN. Press any of the DIC buttons
to acknowledge this message and to clear it from the
screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
REDUCED POWER STOP WHEN SAFE
This message displays when your vehicle is in an
overheated engine operating mode. This operating mode
allows your vehicle to be driven to a safe place in an
emergency. In this mode, you will notice a signicant
loss in power and engine performance. SeeOverheated
Engine Protection Operating Mode on page 5-34for more
information. Anytime this message is on, the vehicle
should be taken to your dealer/retailer for service as
soon as possible.
This message displays and a chime sounds only when
the ignition is in ON/RUN. Press any of the DIC buttons
to acknowledge this message and to clear it from the
screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
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This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
SERVICE ABS SYSTEM
This message displays when the Antilock Brake System
(ABS) is not functioning properly. Have the brake system
serviced by your dealer/retailer as soon as possible.
The antilock brake system warning light also appears on
the instrument panel cluster when this message appears
on the DIC. SeeAntilock Brake System (ABS) Warning
Light on page 3-36.
This message only displays while the ignition is in
ON/RUN. Press any of the DIC buttons to acknowledge
this message and to clear it from the screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
SERVICE BRAKE SYSTEM
This message displays when a problem with the
brake system has been detected. Have your vehicle
serviced by your dealer/retailer as soon as possible.
The brake system warning light also appears on the
instrument panel cluster when this message appears on
the DIC. SeeBrake System Warning Light on page 3-35.
This message only displays while the ignition is in
ON/RUN. Press any of the DIC buttons to acknowledge
this message and to clear it from the screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
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SERVICE PARK LAMPS
This message displays when there is a problem with the
park lamps. Check to see if the park lamp fuse is blown
and replace the fuse if necessary. SeeFuses and Circuit
Breakers on page 5-99andInstrument Panel Fuse Block
on page 5-100for more information. If changing the fuse
does not correct the problem, see your dealer/retailer.
This message only displays while the ignition is in
ON/RUN. Press any of the DIC buttons to acknowledge
this message and to clear it from the screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
SERVICE STABILITY SYSTEM
If your vehicle has StabiliTrak, this message displays if
there has been a problem detected with StabiliTrak.
A warning light also appears on the instrument panel
cluster. SeeTraction Control System (TCS) Warning
Light on page 3-37. SeeStabiliTrak
®System on
page 4-6for more information.
If this message turns on while you are driving, pull off
the road as soon as possible and stop carefully. Try
resetting the system by turning the ignition off and then
back on. If this message still stays on or turns back on
again while you are driving, your vehicle needs service.
Have the StabiliTrak System inspected by your dealer/
retailer as soon as possible.
This message displays only while the ignition is in
ON/RUN. Press any of the DIC buttons to acknowledge
this message and to clear it from the screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
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SERVICE THEFT SYSTEM
This message displays when there is a problem with
the theft-deterrent system programmed in the key. A fault
has been detected in the system which means that the
system is disabled and it is not protecting the vehicle.
The vehicle usually restarts; however, you may want to
take the vehicle to your dealer/retailer before turning off
the engine. SeePASS-Key
®III Electronic Immobilizer
Operation on page 2-19for more information.
This message displays and a chime sounds only while
the ignition is in ON/RUN. Press any of the DIC buttons
to acknowledge this message and to clear it from the
screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
SERVICE TIRE MONITOR SYSTEM
On vehicles with the Tire Pressure Monitor
System (TPMS), this message displays if a part
on the TPMS is not working properly. The tire pressure
light also ashes and then remains on during the same
ignition cycle. SeeTire Pressure Light on page 3-39.
Several conditions may cause this message to appear.
SeeTire Pressure Monitor Operation on page 5-64for
more information. If the warning comes on and stays
on, there may be a problem with the TPMS. See your
dealer/retailer.
This message displays while the ignition is in ON/RUN.
Press any of the DIC buttons to acknowledge this
message and to clear it from the screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
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SERVICE TRACTION SYSTEM
This message displays when the traction system is not
functioning properly. A warning light also appears on the
instrument panel cluster. SeeTraction Control System
(TCS) Warning Light on page 3-37. SeeTraction Control
System (TCS) on page 4-7orEnhanced Traction System
(ETS) on page 4-8for more information. Have the system
serviced by your dealer/retailer as soon as possible.
This message displays only while the ignition is in
ON/RUN. Press any of the DIC buttons to acknowledge
this message and to clear it from the screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
SERVICE VARIABLE EFFORT
STEERING
If your vehicle has variable effort steering, this message
displays when if this system is not functioning properly.
SeeSteering on page 4-10for more information.
Have the system serviced by your dealer/retailer
as soon as possible.This message displays only while the ignition is in
ON/RUN. Press any of the DIC buttons to acknowledge
this message and to clear it from the screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
SERVICE VEHICLE SOON
This message displays when a non-emissions related
malfunction occurs. Have the vehicle serviced by
your dealer/retailer as soon as possible.
This message displays only while the ignition is in
ON/RUN. Press any of the DIC buttons to acknowledge
this message and to clear it from the screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
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STABILITY CONTROL ACTIVE
If your vehicle has StabiliTrak, this message displays
when StabiliTrak is actively assisting you with directional
control of the vehicle. Slippery road conditions may exist
when this message is displayed, so adjust your driving
accordingly. SeeStabiliTrak
®System on page 4-6.
This message displays only while the ignition is in
ON/RUN. This message stays on until road conditions
change and StabiliTrak is not active.
This message cannot be acknowledged and cleared
from the screen.
STABILITY CONTROL OFF
If your vehicle has StabiliTrak, this message displays
any time the system turns off. When this message has
been displayed, StabiliTrak is no longer available to
assist you with directional control of the vehicle. Adjust
your driving accordingly. SeeStabiliTrak
®System
on page 4-6.This message displays only while the ignition is in
ON/RUN.
Any of the following conditions may cause the
StabiliTrak system to turn off:
The system is turned off by pressing and holding
the traction control button for ve seconds.
SeeStabiliTrak
®System on page 4-6.
The battery is low.
There is a StabiliTrak system failure. See your
dealer/retailer for service.
STARTING DISABLED
This message displays if the starting of the engine is
disabled due to the electronic throttle control system
or vehicle theft-deterrent system. Have your vehicle
serviced by your dealer/retailer immediately.
This message only appears while the ignition is in
ON/RUN and will not disappear until the problem is
resolved.
This message cannot be acknowledged.
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TRACTION CONTROL ACTIVE
This message displays when the traction system
is on. Slippery road conditions may exist if this message
is displayed, so adjust your driving accordingly. See
Traction Control System (TCS) on page 4-7orEnhanced
Traction System (ETS) on page 4-8for more information.
This message only displays while the ignition is in
ON/RUN and will not disappear until driving conditions
change and the system is no longer active.
This message cannot be acknowledged or cleared from
the screen.
TRACTION CONTROL OFF
This message displays when the traction system turns
off. SeeTraction Control System (TCS) on page 4-7
orEnhanced Traction System (ETS) on page 4-8
for more information.
This message only displays while the ignition is in
ON/RUN and disappears after two seconds.Any of the following conditions may cause the system to
turn off:
The system is turned off by pressing the traction
control button located on the center of the instrument
panel. SeeTraction Control System (TCS) on
page 4-7orEnhanced Traction System (ETS)
on page 4-8.
The battery is low.
There is a system failure. See your dealer/retailer for
service.
TRUNK AJAR
This message displays when the trunk is not closed
completely. Make sure that the trunk is closed
completely. SeeTrunk on page 2-12.
This message displays while the ignition is in ON/RUN.
A chime sounds when the gear position is shifted out of
P (Park). Press any of the DIC buttons to acknowledge
this message and to clear it from the screen.
This message continues to display for two seconds
if it has not been acknowledged when the engine
is turned off. It also re-displays for two seconds if the
message has been acknowledged, but the condition
still exists when the engine is turned off.
If the condition still exists, the message re-appears
when the engine is turned on.
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Finding a Station
BAND:Press to choose between FM1, FM2, AM, or
XM1orXM2.
e(Tune):Turn to select radio stations.
oSEEKp:Press and release to go to the previous or
the next station and stay there.
To scan stations, press and hold either arrow for more
than two seconds. SCAN or SCN displays and the radio
beeps once. The radio goes to a station, plays for a few
seconds, and then goes to the next station. Press either
arrow again or one of the pushbuttons to stop scanning
presets.
To scan preset stations, press and hold either arrow for
more than four seconds. PSCAN or PSC displays and the
radio beeps twice. The radio goes to a preset station,
plays for a few seconds, then goes to the next preset
station. Press either arrow again or one of the
pushbuttons to stop scanning presets.The radio seeks and scans stations only with a strong
signal that are in the selected band.
SCAN:On the radio with six-disc CD, press until
SC displays. The radio goes to a station, plays for
a few seconds, and then goes to the next station.
Press again to stop scanning stations.
The radio scans stations only with a strong signal that
are in the selected band.
INFO (Information) (XM Satellite Radio Service Only):
The vehicle’s radio may have an INFO button. If the
current station on the radio has a message, the
information symbol displays. Press to see the message.
If the entire message is not displayed, parts of the
message appears every three seconds. To manually
scroll through the message, press and release the
INFO button.
When a message is not available from a station,
NO INFO displays.
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Adjusting the Speakers (Balance/Fade)
e
(Balance/Fade):To adjust the balance between
the right and the left speakers, press and release until
BAL (balance) displays. Turn
eto move the sound
toward the right or the left speakers.
To adjust the fade between the front and the rear
speakers, press and release
euntil FAD (fade)
displays. Turn
eto move the sound toward the
front or the rear speakers.
To adjust the balance and the fade to the middle
position, press, then press and hold
euntil the radio
beeps once.
To adjust all tone and speaker controls to the middle
position, press and hold
ewhen no tone or speaker
control displays. ALL CENTERED displays and the
radio beeps once.
Finding a Category (CAT) Station
(XM Satellite Radio Service Only)
To select and nd a desired category:
1. Press the CAT button to enter the category select
mode. The current category displays.
2. Turn the
eknob to select a category.
3. Once the desired category is displayed, press either
SEEK arrow to go to the category’s rst station.
4. Press either SEEK arrow again to go to another
station within that category. The category will
display. If CAT times out and is no longer on
the display, go back to Step 1.
5. Press CAT to exit the category select mode or wait
for CAT to time out.
If the radio cannot nd the desired category, NOT
FOUND displays and the radio returns to the last station
that was being listened to.
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Scanning Categories (CAT)
(XM Satellite Radio Service Only)
To scan a desired category:
1. Press the CAT button to enter the category select
mode. The current category displays.
2. Turn the
eknob to select a category.
3. Press either SEEK arrow for two seconds once the
desired category is displayed, to scan the stations
in that category.
4. Press either SEEK arrow again to stop scanning.
If the radio cannot nd the desired category, NOT
FOUND displays and the radio returns to the last
station that was being listened to.
Radio Messages
CALIBRATE:The audio system has been calibrated
for the vehicle from the factory. If CALIBRATE displays, it
means that the radio has not been congured properly for
the vehicle and it must be returned to your dealer/retailer
for service.LOCKED:If LOCKED displays, it means the
THEFTLOCK
®system has locked up. Take the
vehicle to your dealer/retailer for service.
If any error occurs repeatedly or if an error cannot be
corrected, contact your dealer/retailer.
XM Satellite Radio Service
XM is a satellite radio service that is based in the
48 contiguous United States and 10 Canadian provinces.
XM Satellite Radio has a wide variety of programming
and commercial-free music, coast-to-coast, and in
digital-quality sound. During your trial or when you
subscribe, you will get unlimited access to XM Radio
Online for when you are not in the vehicle. A service
fee is required to receive the XM service. For more
information, contact XM at xmradio.com or call
1-800-929-2100 in the U.S. and xmradio.ca or
call 1-877-438-9677 in Canada.
Radio Messages for XM Only
SeeXM Radio Messages on page 3-98later in this
section for further detail.
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