If the light stays on, turn the ignition to OFF. If the light
comes on when you are driving, stop as soon as
possible and turn the ignition off. Then start the engine
again to reset the system. If the 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, you still have brakes, but you do not have
anti-lock brakes. If the regular brake system warning
light is also on, you do not have anti-lock brakes
and there is a problem with your regular brakes. See
Brake System Warning Light on page 3-39.
The anti-lock brake system warning light should come
on brie y when you turn the ignition key to ON. If
the light does not come on then, have it xed so it will
be ready to warn you if there is a problem.Traction Control System (TCS)
Warning Light
If the TC (traction control)
warning light comes on
and stays on, there may be
a problem with the
traction control system.
The TC (traction control) warning light will come on
brie y when you turn the ignition to ON. If it doesn’t
come on then, have it xed so it will be ready to warn
you if there is a problem.
The light will also come on if you turn the traction
control system off using the TC (traction control) on/off
button located near the shift lever.
If the TC (traction control) warning light stays on or
comes 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 then back on. If the
light still stays on or comes back on again while you are
driving, your vehicle needs service. Have the traction
control system inspected as soon as possible. See
Traction Control System (TCS) on page 4-9for more
information.
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TIMER:If you select this item, a timing feature is
displayed. The timer functions like a stopwatch in that
you can record the time it takes to travel from one point
to another.
To turn on the timer, press the CLR button located to
the right of the screen once. The display will read
00:00:00 TIMER ON and begin counting.
To turn off the timer, press the CLR button again. When
the timer is off, the display will show the timer value
and TIMER OFF. The timing feature will stop.
To reset the timer, turn off the timer and then press and
hold the CLR button. The display will return to zero.
BATTERY VOLTS:If you select this item, the current
battery voltage is displayed. If the voltage is in the
normal range, the display will have OK after it.
For example, the display may read 13.2 BATTERY
VOLTS OK.
If there is a problem with the battery charging system,
there are four possible DIC messages that may be
displayed. SeeDIC Warnings and Messages on
page 3-59for more information.ENGINE OIL LIFE:If you select this item, the
percentage of remaining oil life is displayed. If you see
99% ENGINE OIL LIFE on the display, that means
that 99% of the current oil life remains.
When the oil life is depleted, the Change Engine Oil
message will appear on the display. See your GM dealer
for service. In addition to the engine oil life system
monitoring the oil life, additional maintenance is
recommended in the Maintenance Schedule in this
manual. SeeScheduled Maintenance on page 6-4and
Engine Oil on page 5-16for more information.
When you reset the Change Engine Oil message by
clearing it from the display, you still must reset the
engine oil life system separately. For more information
on resetting the engine oil life system, see “How to
Reset the Engine Oil Life System and the Oil Life
Indicator” underEngine Oil Life System on page 5-19.If
you clear the Change Engine Oil message from the
display, it will not re-appear.
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Battery Voltage Low
This message will appear when the electrical system is
charging less than 10 volts or if the battery has been
drained.
If this message appears immediately after starting the
engine, it is possible that the generator can still recharge
the battery. The battery should recharge while driving
but may take a few hours to do so. Consider using
an auxiliary charger to boost the battery after returning
home or to a nal destination. Make sure you follow
the manufacturer’s instructions.
If this message appears while driving or after starting
your vehicle and stays on, have it checked by your
GM dealer immediately to determine the cause of this
problem.
To help the generator recharge the battery quickly, you
can reduce the load on the electrical system by
turning off the accessories.
The normal battery voltage range is 11.5 to 15.5 volts.
You can monitor battery voltage on the DIC by pressing
the INFO button until BATTERY VOLTS appears.
Change Engine Oil
This message indicates that the life of the engine oil
has expired and it should be changed and that
your vehicle is due for service. See your GM dealer.
SeeEngine Oil on page 5-16andScheduled
Maintenance on page 6-4for more information.
When you reset the Change Engine Oil message by
clearing it from the display, you still must reset the
engine oil life system separately. For more information
on resetting the engine oil life system, seeEngine
Oil Life System on page 5-19. If you clear this message
from the display, it will not re-appear.
Change Trans (Transmission) Fluid
This message indicates that the life of the transmission
uid has expired and it should be changed. See
Scheduled Maintenance on page 6-4and
Recommended Fluids and Lubricants on page 6-12
for the proper uid and change intervals.
When you reset the Change Trans Fluid message by
clearing it from the display, you still must reset the
transmission uid life monitor separately. For more
information on resetting the transmission uid life
monitor, seeAutomatic Transmission Fluid on
page 5-23.
3-60
Service Stability System
This message will be displayed if there has been a
problem detected with StabiliTrak®.
If this message comes 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 comes
back on again while you are driving, your vehicle needs
service. Have the StabiliTrak
®system inspected by
your GM dealer as soon as possible. SeeStabiliTrak®
System on page 4-11for more information.
Service Steering System
Your vehicle may have a speed variable assist steering
system. SeeSteering on page 4-12.
This message will be displayed if a problem is detected
with the speed variable assist steering system. When
this message is displayed, you may notice that the effort
required to steer the vehicle increases or feels heavier,
but you will still be able to steer the vehicle.
Service Suspension System
This message is displayed to indicate that the
suspension system is not operating properly. Have your
vehicle serviced at your GM dealer.
Service Theft System
This message means there is a problem with the
immobilizer. SeeImmobilizer on page 2-20for more
information. A fault has been detected in the system,
which means that the system is disabled and is not
protecting the vehicle. The vehicle usually restarts,
however, you may want to take your vehicle to your
GM dealer before turning off the engine.
Service Tire Monitor System
This message will appear if the Tire Pressure Monitor
(TPM) system is not working properly. Have your vehicle
serviced at your GM dealer as soon as possible. See
Tire Pressure Monitor System on page 5-61for
more information.
Service Transmission
This message will display if there is a problem with the
transmission of your vehicle. Have your vehicle
serviced by your GM dealer.
Service Vehicle Soon
This message is displayed when a non-emissions
related powertrain malfunction occurs. Have your vehicle
serviced by your GM dealer as soon as possible.
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