engine BUICK TERRAZA 2007 Service Manual

CHANGE OIL SOON
This message displays when service is required
for the vehicle. See your dealer. SeeEngine Oil
on page 411andScheduled Maintenance on
page 509for more information.
The CHANGE OIL SOON message is reset by
acknowledging the message. The OIL LIFE screen
under the gages menu on the DIC must also be
reset. See “Oil Life” underDIC Operation and
Displays on page 224andEngine Oil Life System
on page 414.
This message displays while the ignition is in 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.
CHARGING SYSTEM FAILURE
This message displays when there is a problem
with the generator and battery charging systems.
Driving with this problem could drain the battery.
Turn off all unnecessary accessories. Stop
and turn off the vehicle as soon as it is safe to do
so. Have the electrical system checked by your
dealer immediately.
This message displays and a chime sounds while
the ignition is in 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.
232

CHECK GAS CAP
This message displays if the fuel cap is not on,
or is not fully tightened. Check the fuel cap
to ensure that it is on properly. SeeFilling the
Tank on page 405for more information.
This message displays and a chime sounds while
the ignition is in 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.
DELAYED LOCKING
This message displays to inform the driver that
even though a door lock switch or the lock button
on the Remote Keyless Entry (RKE) transmitter
has been pressed, that actual locking of the doors
is being delayed because the delayed locking
feature has been activated in the DIC.See “DELAYED LOCKING” underDIC Vehicle
Personalization (Uplevel Only) on page 249
for more information.
This message appears and a chime sounds when
the ignition is off.
This message cannot be acknowledged.
DRIVER’S DOOR AJAR
This message displays when the driver’s door is not
closed properly. When this message appears, make
sure that the driver’s door is closed completely.
This message displays while the ignition is in RUN.
A chime sounds when the ignition is shifted out
of PARK (P). 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.
233

DRIVER’S REAR DOOR AJAR
This message displays when the driver’s side rear
door is not closed properly. When this message
appears, make sure that the driver’s side rear door
is closed completely.
This message displays while the ignition is in
RUN. A chime sounds when the ignition is shifted
out of PARK (P). 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.
ENGINE COOLANT HOT
Notice:If you drive your vehicle while the
engine is overheating, severe engine damage
may occur. If an overheat warning appears
on the instrument panel cluster and/or
DIC, stop the vehicle as soon as possible.
Do not increase the engine speed above
normal idling speed. SeeEngine Overheating
on page 423for more information.
This message displays when the engine coolant
temperature is too hot. The engine coolant
temperature warning light also appears on the
instrument panel cluster. SeeEngine Coolant
Temperature Gage on page 217for more
information.
To avoid added strain on the engine, turn off
the air conditioner if it is on. When the coolant
temperature returns to normal, the air conditioner
can be turned back on.
This message displays only when the ignition is
in RUN. A chime sounds continuously when
this message is displayed. Press any of the
DIC buttons to acknowledge this message and
to clear it from the screen.
234

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.
HEADLAMPS SUGGESTED
This message displays when the amount of
available light outside of the vehicle is low, or the
windshield wipers have been on for approximately
30 seconds, and the exterior lamps control is
off or in the park lamps position. This message
informs the driver that turning on the exterior lamps
is recommended. SeeExterior Lamps on
page 181for more information.
This message displays while the ignition is in 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.
HOOD AJAR
If your vehicle has the remote start feature, this
message displays when the hood is not closed
properly. When this message appears, make sure
that the hood is closed completely. SeeHood
Release on page 409.
This message displays while the ignition is in 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.
235

KEY FOB BATTERY LOW
This message displays when the battery in the
Remote Keyless Entry (RKE) transmitter needs to
be replaced. To replace the battery, see “Battery
Replacement” underRemote Keyless Entry
System Operation on page 99.
This message displays while the ignition is in 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.
KEY IN IGNITION
This message displays and a chime sounds
continuously when the driver’s door is open and
the key is in ACCESSORY or LOCK.
This message cannot be acknowledged.
This message disappears and the chiming stops
when the key is removed from the ignition.
LEFT FRONT TURN LAMP OUT
This message displays when the left front turn
signal bulb needs to be replaced. SeeHeadlamps
and Sidemarker Lamps on page 443.
This message displays while the ignition is in 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.
LEFT REAR TURN LAMP OUT
This message displays when the left rear turn
signal bulb needs to be replaced. SeeTaillamps,
Turn Signal, Stoplamps and Back-up Lamps
on page 445.
This message displays while the ignition is in RUN.
Press any of the DIC buttons to acknowledge this
message and to clear it from the screen.
236

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.
LIFT GATE AJAR
This message displays when the liftgate is not
closed completely. Make sure that the liftgate is
closed completely. SeeLiftgate on page 119.
This message displays while the ignition is in RUN.
A chime sounds when the ignition is shifted out
of PARK (P). 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.
LOW BRAKE FLUID
This message displays when the brake uid
level is low. Have the brake system serviced by
your dealer as soon as possible. SeeBrakes
on page 434for proper uid level.
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 214.
This message displays and a chime sounds only
while the ignition is in 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.
237

LOW FUEL
This message displays when your vehicle is low
on fuel. Rell the fuel tank as soon as possible.
SeeFuel Gage on page 222andFilling the Tank
on page 405for more information.
The message displays and a chime sounds
while the ignition is in RUN. Press any of the
DIC buttons to acknowledge this message and
to clear it from the screen.
If the condition still exists, the message re-appears
when the engine is turned on.
LOW OIL PRESSURE
Notice:If the LOW OIL PRESSURE warning
message appears on the DIC display, stop the
vehicle immediately. Do not drive the vehicle
until the cause of the low oil pressure is
corrected. Severe engine damage can result
from driving a vehicle with low oil pressure. See
Engine Oil on page 411for more information.
This message displays when the vehicle’s engine
oil pressure is low. The oil pressure light also
appears on the instrument panel cluster. See
Oil Pressure Light on page 220.Stop the vehicle immediately, as engine damage
can result from driving a vehicle with low oil
pressure. Have the vehicle serviced by your dealer
as soon as possible when this message is
displayed.
This message displays only when the ignition is in
RUN. A chime sounds continuously when this
message is displayed.
This message cannot be acknowledged and
cleared from the screen. This message re-displays
for a few seconds if 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.
PARKING BRAKE ON
This message displays to alert the driver when
the vehicle’s parking brake is on, the ignition is
in RUN, and the vehicle speed is greater
than 5 mph (8 km/h). Release the parking brake
before driving. SeeParking Brake on page 137
for more information.
238

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 214.
A chime sounds continuously while this message
is displayed if driving above 5 mph (8 km/h).
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.
PARK LAMPS ON
This message displays to alert the driver when the
headlamps or parking lamps are on while the
ignition is off and the driver’s door is opened. See
Exterior Lamps on page 181for more information.
A chime sounds continuously while this message
is displayed.
This message cannot be acknowledged.
PASSENGER’S DOOR AJAR
This message displays when the front passenger’s
door is not closed properly. When this message
appears, make sure that the front passenger’s
door is closed completely.
This message displays while the ignition is in
RUN. A chime sounds when the ignition is shifted
out of PARK (P). 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.
239

PASSENGER’S REAR DOOR AJAR
This message displays when the passenger’s side
rear door is not closed properly. When this
message appears, make sure that the passenger’s
side rear door is closed completely.
This message displays while the ignition is in
RUN. A chime sounds when the ignition is shifted
out of PARK (P). 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.
PASSENGER SEATBELT IS NOT
FASTENED
This message reminds you to buckle the
passenger’s safety belt.
This message displays and a chime sounds
when the ignition is on, the driver’s safety belt is
buckled, the passenger’s safety belt is unbuckled
with the passenger airbag enabled, and the
vehicle is in motion. You should have the
passenger buckle their safety belt.
The reminder will be repeated if the ignition is on,
the vehicle is in motion, the driver is unbuckled
and the passenger is still unbuckled and the
passenger airbag is enabled. If the passenger’s
safety belt is already buckled, this message
and chime will not come on.
240

REDUCED ENGINE POWER
This message displays when the vehicle’s engine
power is reduced. This happens when driving
conditions, such as climbing a steep hill, make the
transaxle overwork in a gear that may cause
damage to the vehicle’s engine or transaxle.
Reduced engine power can affect the vehicle’s
ability to accelerate.
This message displays and a chime sounds only
when the ignition is in 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 425for more
information. Anytime this message is on, the
vehicle should be taken to your dealer for service
as soon as possible.
This message displays and a chime sounds only
when the ignition is in 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.
241