reset GMC SIERRA CLASSIC 2007 User Guide

Press and hold the select button for one second
while AVG ECON is displayed to reset the average
fuel economy. Average fuel economy will then
be calculated starting from that point. If the
average fuel economy is not reset, it will be
continually updated each time you drive.
Engine Oil Life System:Press the fuel
information button until ENGINE OIL LIFE appears
on the display. The engine oil life system shows
an estimate of the oil’s remaining useful life. It will
show 100% when the system is reset after an
oil change. It will alert you to change your oil on a
schedule consistent with your driving conditions.
Always reset the engine oil life system after an oil
change. To reset the engine oil life system, see
Engine Oil Life System (Gasoline Engine) on
page 489.
In addition to the engine oil life system monitoring
the oil life, additional maintenance is recommended
in the Maintenance Schedule in this manual. See
Engine Oil (Gasoline Engine) on page 486and
Scheduled Maintenance (Gasoline Engine) on
page 617.Customization Button
4
(Customization):Press the customization
button to access the VEHICLE SETTINGS menu
and customize the settings to your vehicle.
SeeDIC Vehicle Customization on page 282for
more information.
Select Button
r
(Select):Press the select button to reset
certain DIC functions and set your customization
settings. For example, this button will reset
the trip odometers and enables you to scroll
through and select the language in which the DIC
information will appear.
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DIC Warnings and Messages
Warning messages are displayed on the Driver
Information Center (DIC) to notify the driver
that the status of the vehicle has changed and
that some action may be needed by the driver to
correct the condition. If there is more than one
message that needs to be displayed, they
will appear one after another. Some messages
may not require immediate action, but you should
press any of the four DIC buttons on the
steering wheel to acknowledge that you received
the messages and to clear them from the
display. If your vehicle does not have DIC buttons
on the steering wheel, press the trip odometer
reset stem, located on the instrument panel
cluster, to acknowledge messages and 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. You should 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.
BATTERY NOT CHARGING
On some vehicles, if the battery is not charging
during operation, this message will appear on the
DIC. Driving with this problem could drain the
battery. Have the electrical system checked
by your dealer as soon as possible. Pressing any
of the four DIC buttons will acknowledge the
message and clear it from the DIC display. If your
vehicle does not have the four DIC buttons,
pressing the trip odometer reset stem will
acknowledge the message and clear it from the
DIC display. SeeBattery Warning Light on
page 253andVoltmeter Gage on page 253.
270

BUCKLE PASSENGER
If your vehicle has the passenger sensing system,
this message reminds you to buckle the
passenger’s safety belt. SeePassenger Sensing
System on page 103.
This message will display and a chime will sound
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.
This reminder will be repeated if the ignition is on,
the vehicle is in motion, the driver is buckled
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.
Pressing any of the four DIC buttons will
acknowledge the message and clear it from the
DIC display. If your vehicle does not have the
four DIC buttons, pressing the trip odometer reset
stem will acknowledge the message and clear
it from the DIC display.
BUCKLE SEATBELT
If your vehicle has the passenger sensing system,
this message reminds you to buckle the driver’s
safety belt. SeePassenger Sensing System
on page 103.
This message will display and a chime will sound
when the ignition is on, the driver’s safety belt
is unbuckled, and the vehicle is in motion.
You should buckle your safety belt.
If the driver remains unbuckled when the ignition
is on and the vehicle is in motion, the reminder
will be repeated. If the driver’s safety belt is
already buckled, this message and chime will not
come on.
This message is an additional reminder to the
Safety Belt Reminder Light in the instrument panel
cluster. SeeSafety Belt Reminder Light on
page 247for more information.
Pressing any of the four DIC buttons will
acknowledge the message and clear it from the
DIC display. If your vehicle does not have the
four DIC buttons, pressing the trip odometer reset
stem will acknowledge the message and clear
it from the DIC display.
271

CHANGE ENGINE OIL
This message is displayed when the engine oil
needs to be changed.
When you change the engine oil, be sure to reset
the CHANGE ENGINE OIL message. See
Engine Oil Life System (Gasoline Engine) on
page 489,Engine Oil (Gasoline Engine) on
page 486, andScheduled Maintenance (Gasoline
Engine) on page 617for more information.
CHARGING SYSTEM FAILURE
On some vehicles, if there is a problem with the
generator and battery charging system, this
message will appear on the DIC, a chime will
sound, and the battery warning light on the
instrument panel cluster will come on. 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. SeeBattery Warning Light on
page 253andVoltmeter Gage on page 253for
more information.
CHECK OIL LEVEL
If your vehicle has an oil level sensor, and the oil
level in the vehicle is low, this message will
appear on the DIC. Check the oil level and correct
it as necessary. You may need to let the vehicle
cool or warm up and cycle the ignition to be
sure this message will clear. Once the problem is
corrected, pressing any of the four DIC buttons
will acknowledge the message and clear it from the
DIC display. If your vehicle does not have the
four DIC buttons, pressing the trip odometer reset
stem will acknowledge the message and clear
it from the DIC display. SeeEngine Oil (Gasoline
Engine) on page 486for additional information.
CHECK WASHER FLUID
If the washer uid level is low, this message will
appear on the DIC. SeeWindshield Washer
Fluid on page 516. Adding washer uid to the
windshield washer reservoir will clear the
message. Pressing any of the four DIC buttons
will acknowledge the message and clear it from the
DIC display. If your vehicle does not have the
four DIC buttons, pressing the trip odometer reset
stem will acknowledge the message and clear
it from the DIC display.
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DRIVER DOOR AJAR
If the driver’s door is not fully closed, this message
will appear on the display and you will hear a
chime. Stop and turn off the vehicle, check
the door for obstructions, and close the door again.
Check to see if the message still appears on the
DIC. Pressing any of the four DIC buttons will
acknowledge the message and clear it from the
DIC display. If your vehicle does not have the four
DIC buttons, pressing the trip odometer reset
stem will acknowledge the message and clear it
from the DIC display.
ENGINE COOLANT HOT
If the cooling system temperature gets hot, this
message will appear in the DIC. Turn off the
air conditioning. If the message is still on, or if the
engine coolant temperature gage continues to
rise, pull the vehicle over when it is safe to do so.
SeeEngine Coolant Temperature Gage on
page 256for more information. Stop the vehicle
and let the engine idle in PARK (P) for a few
minutes, or NEUTRAL with the parking brake set
for manual transmissions, to allow the coolant
to reach a safe temperature. This message
will clear when the coolant temperature drops to
safe operating temperature.
ENGINE OVERHEATED
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 505for more information.
If the engine cooling system reaches unsafe
temperatures for operation, this message
will appear in the DIC and you will hear a chime.
Stop and turn off the vehicle as soon as it is
safe to do so to avoid severe damage. This
message will clear when the engine has cooled to
a safe operating temperature.
273

FUEL LEVEL LOW
If the fuel level is low, this message will appear on
the DIC and you will hear a chime. Refuel as
soon as possible. Pressing any of the four DIC
buttons will acknowledge the message and clear it
from the DIC display. If your vehicle does not
have the four DIC buttons, pressing the trip
odometer reset stem will acknowledge the
message and clear it from the DIC display. See
Low Fuel Warning Light on page 265,Fuel
Gage on page 264, andFuel on page 470.
KEYFOB X BATTERY LOW
If a Remote Keyless Entry (RKE) transmitter
battery is low, this message will appear on the
DIC. The battery needs to be replaced in the
transmitter. See “Battery Replacement” under
Remote Keyless Entry System Operation on
page 117. Pressing any of the four DIC buttons
will acknowledge the message and clear it from the
DIC display. If your vehicle does not have the
four DIC buttons, pressing the trip odometer reset
stem will acknowledge the message and clear
it from the DIC display.
LEFT REAR DOOR AJAR (Crew Cab)
If the driver’s side rear door is not fully closed, this
message will appear on the display and you will
hear a chime. Stop and turn off the vehicle, check
the door for obstructions, and close the door
again. Check to see if the message still appears
on the DIC. Pressing any of the four DIC
buttons will acknowledge the message and clear it
from the DIC display. If your vehicle does not
have the four DIC buttons, pressing the trip
odometer reset stem will acknowledge the
message and clear it from the DIC display.
LOW COOLANT LEVEL
Notice:Engine damage from running your
engine without coolant is not covered by your
warranty. See “Overheated Engine Protection
Operating Mode” in the Index for information
on driving to a safe place in an emergency.
274

If your vehicle has a low coolant level sensor, this
message will appear on the DIC if the engine
coolant level is low. Adding coolant to the coolant
recovery tank will clear the message. See
Cooling System on page 508. Pressing any of the
four DIC buttons will acknowledge the message
and clear it from the DIC display. If your
vehicle does not have the four DIC buttons,
pressing the trip odometer reset stem will
acknowledge the message and clear it from the
DIC display.
OIL LIFE RESET
This message will appear on the display for about
10 seconds after resetting the change engine
oil message. See “Engine Oil Life System” under
DIC Operation and Displays on page 266and
Engine Oil (Gasoline Engine) on page 486
for more information.
OIL PRESSURE LOW
Notice:If you drive your vehicle while the
engine oil pressure is low, severe engine
damage may occur. If a low oil pressure
warning appears on the Driver Information
Center (DIC), stop the vehicle as soon as
possible. Do not drive the vehicle until the
cause of the low oil pressure is corrected. See
Engine Oil (Gasoline Engine) on page 486
for more information.
If low oil pressure levels occur, this message will
be displayed on the DIC and a chime will
sound. Stop the vehicle as soon as safely possible
and do not operate it until the cause of the low
oil pressure has been corrected. Check the oil as
soon as possible and have your vehicle serviced
by your dealer. SeeEngine Oil (Gasoline Engine)
on page 486.
275

PASSENGER DOOR AJAR
If the passenger’s door is not fully closed, this
message will appear on the display and you will
hear a chime. Stop and turn off the vehicle, check
the door for obstructions, and close the door
again. Check to see if the message still appears
on the DIC. Pressing any of the four DIC
buttons will acknowledge the message and clear it
from the DIC display. If your vehicle does not
have the four DIC buttons, pressing the trip
odometer reset stem will acknowledge the
message and clear it from the DIC display.
RANGE SHIFT INHIBITED
(Allison Transmission®Only)
If the transmission is unable to shift into a selected
gear, this message will appear on the DIC. The
electronic shift position indicator on the instrument
panel cluster may blink when this occurs. To
make the vehicle shift to the requested gear, you
may have to shift back to PARK (P) or
NEUTRAL (N) and re-select the desired gear.
REDUCED ENGINE POWER
This message is displayed when the cooling
system temperature gets too hot and the engine
further enters the engine coolant protection mode.
SeeEngine Overheating on page 505for further
information.
This message will also display 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 for service as soon as
possible.
276

RIGHT REAR DOOR AJAR (Crew Cab)
If the passenger’s side rear door is not fully
closed, this message will appear on the display
and you will hear a chime. Stop and turn off
the vehicle, check the door for obstructions, and
close the door again. Check to see if the message
still appears on the DIC. Pressing any of the
four DIC buttons will acknowledge the message
and clear it from the DIC display. If your
vehicle does not have the four DIC buttons,
pressing the trip odometer reset stem will
acknowledge the message and clear it from the
DIC display.
SERVICE 4WD (Four-Wheel-Drive)
If a problem occurs with the four-wheel-drive
system, this message will appear on the DIC. If
this message appears, stop as soon as possible
and turn off the vehicle. Restart the vehicle
and check for the message on the DIC display. If
the message is still displayed or appears again
when you begin driving, the four-wheel-drive
system needs service. See your dealer.
SERVICE AIRBAG
If there is a problem with the airbag system, this
message will be displayed on the DIC. Have
your dealer inspect the system for problems. See
Airbag Readiness Light on page 247and
Airbag System on page 91for more information.
Pressing any of the four DIC buttons will
acknowledge the message and clear it from the
DIC display. If your vehicle does not have the four
DIC buttons, pressing the trip odometer reset
stem will acknowledge the message and clear it
from the DIC display.
277

SERVICE CHARGING SYSTEM
On some vehicles, if there is a problem with the
battery charging system, this message will appear
on the DIC. Under certain conditions, the battery
warning light may also turn on in the instrument
panel cluster. SeeBattery Warning Light on
page 253. 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.
Pressing any of the four DIC buttons will
acknowledge the message and clear it from the
DIC display. If your vehicle does not have the four
DIC buttons, pressing the trip odometer reset
stem will acknowledge the message and clear it
from the DIC display.
TIGHTEN FUEL CAP
If the vehicle’s fuel cap is not tightened properly,
this message may appear along with the check
engine light on the instrument panel. See
Malfunction Indicator Lamp on page 258. Fully
reinstall the fuel cap. SeeFilling the Tank
on page 474. The diagnostic system can determine
if the fuel cap has been left off or improperly
installed. A loose or missing fuel cap will allow fuel
to evaporate into the atmosphere. A few driving
trips with the cap properly installed should turn the
light and message off.
TRACTION ACTIVE
When the traction control system had detected
that any of the vehicle’s wheels are slipping,
the traction control system will activate and this
message will appear on the DIC. For more
information, seeTraction Assist System (TAS) on
page 363.
279