2008 CHEVROLET TRAIL BLAZER service reset

Manual Rearview Mirror with
OnStar
®
When you are sitting in a comfortable driving position,
adjust the mirror so you can see clearly behind your
vehicle. Hold the mirror in the center to move it up or
down and side to side. The day/night adjustment allows
you to adjust the mirror to avoid glare from the lamps
behind you. Move the lever to the right for nighttime use
and to the left for daytime use.
There may also be three OnStar
®buttons located at the
bottom of the mirror face. See your dealer/retailer for
more information on the system and how to subscribe to
OnStar
®. SeeOnStar®System on page 2-47for more
information on the services OnStar®provides.
Automatic Dimming Rearview Mirror
with OnStar
®and Compass
Your vehicle may have an automatic-dimming rearview
mirror with a compass.
There may be three additional buttons for the OnStar
®
system. See your dealer/retailer for more information
on the system and how to subscribe to OnStar®.
SeeOnStar®System on page 2-47for more information
about the services OnStar®provides.
O(On/Off):This is the on/off button.
Automatic Dimming Mirror Operation
The automatic dimming mirror comes on each time the
ignition is turned to start. To turn the automatic
dimming feature off or back on, press the on/off button.
The indicator light on the mirror is lit when the
automatic dimming feature is on.
Compass Operation
Press the on/off button once to turn the compass on
or off.
There is a compass display in the window in the upper
right corner of the mirror face.
Compass Calibration
Press and hold the on/off button to activate the compass
calibration mode. CAL will be displayed in the compass
window on the mirror.
The compass can be calibrated by driving the vehicle in
circles at 5 mph (8 km/h) or less until the display
reads a direction.
If after a few seconds the display does not show a
compass direction, (N for North for example), there may
be a strong magnetic eld interfering with the compass.
Such interference may be caused by a magnetic
antenna mount, note pad holder, or similar object. If the
letter C or CAL appears in the compass window, the
compass may need to be reset or calibrated.
2-38

CAUTION: (Continued)
to an accident. If the light is still on after you
have pulled off the road and stopped carefully,
have the vehicle towed for service.
Anti-lock Brake System (ABS)
Warning Light
For vehicles with the
Antilock Brake System
(ABS), this light comes on
briey when the engine
is started.
That is normal. If the light does not come on then, have it
xed so it will be ready to warn you if there is a problem.
If the ABS light stays on, turn the ignition off, if the
light comes on when you are driving, stop as soon
as it is safely possible and turn the ignition off.Then start the engine again to reset the system. If the
ABS light still stays on, or comes on again while you are
driving, your vehicle needs service. If the regular brake
system warning light is not on, your vehicle still has
brakes, but not antilock brakes. If the regular brake
system warning light is also on, your vehicle does not
have antilock brakes and there is a problem with the
regular brakes. SeeBrake System Warning Light on
page 3-38.
For vehicles with a Driver Information Center (DIC),
seeDIC Warnings and Messages on page 3-53for all
brake related DIC messages.
StabiliTrak Service Light
This light will come on
briey when the engine
is started.
This light will come on if a problem is detected in the
StabiliTrak
®system.
For more information seeStabiliTrak
®System on
page 4-5.
3-39

{CAUTION:
Do not keep driving if the oil pressure is low.
If you do, your engine can become so hot that
it catches re. You or others could be burned.
Check your oil as soon as possible and have
your vehicle serviced.
Notice:Lack of proper engine oil maintenance
may damage the engine. The repairs would not be
covered by your warranty. Always follow the
maintenance schedule in this manual for changing
engine oil.
Oil pressure may vary with engine speed, outside
temperature and oil viscosity, but readings above the
low pressure zone indicate the normal operating range.
A reading in the low pressure zone may be caused
by a dangerously low oil level or other problems causing
low oil pressure.
Change Engine Oil Light
Your vehicle may have a
change engine oil light.
When this light comes on it means that an oil change
and other maintenance procedures are required for
your vehicle.
SeeScheduled Maintenance on page 6-4andEngine
Oil on page 5-17for more information.
Once the engine oil has been changed, the change
engine oil light must be reset. Until it is reset, the light
will stay on when the engine is on.
3-45

DIC Operation and Displays
The DIC comes on when the ignition is on. After a short
delay the DIC will display the information that was
last displayed before the engine was turned off.
If a problem is detected, a warning message will appear
on the display. Pressing the trip stem will acknowledge
any warning or service messages. Pressing any of
the DIC steering wheel buttons — trip information, fuel
information, customization, or select button — will
also acknowledge any warnings or service messages.
You should take any message that appears on the
display seriously and remember that clearing the
message will only make the message disappear, not
correct the problem.
The DIC has different modes which can be accessed by
pressing the four DIC buttons located on the steering
wheel. These buttons are trip information, fuel
information, customization, and select. The button
functions are detailed in the following pages.
Trip Information Button
3
(Trip Information):Press the trip information
button to scroll through the ODOMETER, TRIP A,
TRIP B, TIRE PRESSURES, and TIMER.
Odometer:Press the trip information button until
ODOMETER appears on the display. This mode shows
the total distance the vehicle has been driven in
either miles or kilometers. Pressing the reset stem
located on the instrument cluster with the vehicle off will
also display the odometer.
Trip A:Press the trip information button until TRIP A
appears on the display. This mode shows the current
distance traveled since the last reset for TRIP A in either
miles or kilometers.
Trip B:Press the trip information button until TRIP B
appears on the display. This mode shows the current
distance traveled since the last reset for TRIP B in either
miles or kilometers.
To reset TRIP A or TRIP B information, press and hold
the select button for one second while in one of the
trip modes. This will reset the information for TRIP A
or TRIP B.
3-50

Select Button
r
(Select):Press the select button to reset certain
DIC functions, turn off or acknowledge messages on
the DIC display, and set your customization settings.
For example, this button will allow you to reset the trip
odometers, turn off the FUEL LEVEL LOW message,
and enables you to scroll through and select the
language in which the DIC information will appear.
DIC Warnings and Messages
Messages are displayed on the DIC to notify the driver
that the status of the vehicle has changed and that
some action may be needed to correct the condition.
Multiple messages may appear one after another.
Some messages may not require immediate action.
Press any of the DIC buttons on the steering wheel or
the trip odometer reset stem on the instrument panel
cluster to acknowledge that you received the messages
and to clear them from the display.
Some messages cannot be cleared from the display
because they are more urgent. These messages require
action before they can be removed from the DIC display.Take any messages that appear on the display seriously
and remember that clearing the messages will only make
the messages disappear, not correct the problem.
The following are the possible messages that can be
displayed and some information about them.
CHANGE ENGINE OIL
This message displays when the engine oil needs to be
changed and service is required for your vehicle. See
Scheduled Maintenance on page 6-4andEngine Oil on
page 5-17for more information. Also seeEngine Oil
Life System on page 5-22for information on how
to reset the message. This message clears itself
after 10 seconds until the next ignition cycle.
CHECK TIRE PRESSURE
This message displays when the pressure in one or
more of the vehicle’s tires needs to be checked. If a tire
pressure message appears on the DIC, stop as soon
as you can. Have the tire pressures checked and set to
those shown on the Tire Loading Information label.
SeeTires on page 5-58,Loading Your Vehicle on
page 4-35, andInflation - Tire Pressure on page 5-65.
The DIC also shows the tire pressure values. See
DIC Operation and Displays on page 3-50. If the tire
pressure is low, the low tire pressure warning light
comes on. SeeTire Pressure Light on page 3-41.
3-53

SERVICE CHARGING SYS (System)
This message displays if there is a problem with
the battery charging system. Under certain conditions,
the charging system light may also turn on in the
instrument panel cluster. SeeCharging System Light on
page 3-37. The battery will not be charging at an
optimal rate and the vehicle will lose the ability to enter
the fuel economy mode. The vehicle is safe to drive,
however you should have the electrical system checked
by your dealer/retailer.
SERVICE STABILITRAK
If this message displays, it means there may be a
problem with the StabiliTrak®system. If this message
appears, try to reset the system by performing the
following: stop; turn off the engine; then start the engine
again. If this message still comes on, it means there
is a problem. You should see your dealer/retailer
for service. The vehicle is safe to drive, however, you
do not have the benet of StabiliTrak
®, so reduce
your speed and drive accordingly.
SERVICE TIRE MONITOR
This message displays if a part on the Tire Pressure
Monitor System (TPMS) is not working properly. The tire
pressure light also ashes and then remains on during
the same ignition cycle. SeeTire Pressure Light onpage 3-41. Several conditions may cause this message
to appear. SeeTire Pressure Monitor Operation on
page 5-69for more information. If the warning comes on
and stays on, there may be a problem with the TPMS.
See your dealer/retailer.
STABILITRAK ACTIVE
This message displays anytime the StabiliTrak®system
activates to maintain vehicle stability. Any combination
of engine speed management, brake traction control,
and stability control displays this message.
STABILITRAK NOT READY
This message may display if driving conditions delay
StabiliTrak®system initialization. This is normal.
Once the system initializes, this message will no longer
be displayed on the DIC.
STABILITRAK OFF
This message displays when you press the StabiliTrak®
button for more than ve seconds or when stability control
has been automatically disabled. The StabiliTrak®button
is located on the transmission shift handle. To limit
wheel spin and realize the full benets of the stability
enhancement system, you should normally leave
StabiliTrak
®on. However, you should turn StabiliTrak®off
3-56

To change the default on the display, press the DISPL
knob until the desired display appears, then press and
hold this knob for two seconds. The radio produces one
beep and the selected display becomes the default.
INFO (Information):INFO displays when a current
track has ID3 tag information. Press this button
to display the artist name and album contained in the
tag. INFO disappears from the display when the
information in the ID3 tag has nished.
BAND:Press this button to listen to the radio when a
CD is playing. The inactive CD remains inside the radio
for future listening.
CD AUX (Auxiliary):Press this button to play a CD
when listening to the radio. The CD symbol displays
when a CD is loaded.
Z(Eject):Press this button to eject a CD. Eject can
activate while either the ignition or the radio is off.
CDs can be loaded while the ignition and the radio is
off if this button is pressed rst.
XM Radio Messages
If you have a Radio with CD or Radio with Six-Disc CD,
you can receive these radio display messages.
XL (Explicit Language Channels):These channels, or
any others, can be blocked at a customer’s request,
by calling 1-800-852-XMXM (9696).
Updating:The encryption code in the receiver is being
updated, and no action is required. This process
should take no longer than 30 seconds.
No Signal:The system is functioning correctly, but the
vehicle is in a location that is blocking the XM™
signal. When the vehicle is moved into an open area,
the signal should return.
Loading XM:The audio system is acquiring and
processing audio and text data. No action is needed.
This message should disappear shortly.
CH Off Air:This channel is not currently in service.
Tune to another channel.
CH Unavail:This previously assigned channel is no
longer assigned. Tune to another station. If this station
was one of the presets, choose another station for
that preset button.
3-87

No Info:No artist, song title, category, or text
information is available at this time on this channel.
The system is working properly.
Not Found:There are no channels available for the
selected category. The system is working properly.
XM Locked:The XM™ receiver in the vehicle may
have previously been in another vehicle. For security
purposes, XM™ receivers cannot be swapped between
vehicles. If this message is received after having
your vehicle serviced, check with your dealer/retailer.
Radio ID:If tuned to channel 0, this message alternates
with the XM™ Radio 8 digit radio ID label. This label
is needed to activate the service.
Unknown:If this message is received when tuned to
channel 0, there could be a receiver fault. Consult
with your dealer/retailer.
Chk XMRcvr:If this message does not clear within a
short period of time, the receiver could have a fault.
Consult with your dealer/retailer.
If you have a Radio with CD (MP3), you can receive
these radio display messages.XL (Explicit Language Channels):These channels, or
any others, can be blocked at a customer’s request,
by calling 1-800-852-XMXM (9696).
Updating:The encryption code in the receiver is being
updated, and no action is required. This process
should take no longer than 30 seconds.
No Signl:The system is functioning correctly, but the
vehicle is in a location that is blocking the XM™ signal.
When the vehicle is moved into an open area, the signal
should return.
Loading:The radio system is acquiring and processing
audio and text data. No action is needed. This message
should disappear shortly.
Off Air:This channel is not currently in service.
Tune to another channel.
CH Unavl:This previously assigned channel is no
longer assigned. Tune to another station. If this station
was one of the presets, choose another station for
that preset button.
No Info:No artist, song title, category, or text
information is available at this time on this channel.
The system is working properly.
3-88