brake CHEVROLET SILVERADO 2010 2.G Service Manual

United StatesCanada
This light comes on briefly when the ignition key is
turned to ON/RUN. If it does not come on then, have it
fixed so it is ready to warn if there is a problem.
{WARNING:
The brake system might not be working properly if
the brake system warning light is on. Driving with
the brake system warning light on can lead to a
crash. If the light is still on after the vehicle has
been pulled off the road and carefully stopped,
have the vehicle towed for service. If the light comes on while driving, pull off the road and
stop carefully. The pedal might be harder to push or
might go closer to the floor. It can take longer to stop.
If the light is still on, have the vehicle towed for service.
See
Towing Your Vehicle on page 5‑44.
Antilock Brake System (ABS)
Warning Light
For vehicles with the
Antilock Brake System
(ABS), this light comes on
briefly when the engine is
started.
If it does not, have the vehicle serviced by your dealer.
If the system is working normally the indicator light then
goes off.
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If the ABS light stays on, turn the ignition off. If the light
comes on while 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 stays on,
or comes on again while driving, the vehicle needs
service. If the regular brake system warning light is not
on, the vehicle still has brakes, but not antilock brakes.
If the regular brake system warning light is also on, the
vehicle does not have antilock brakes and there is a
problem with the regular brakes. SeeBrake System
Warning Light on page 4‑37.
For vehicles with a Driver Information Center (DIC), see
DIC Warnings and Messages
on page 4‑63for all
brake related DIC messages.
StabiliTrak®Indicator Light
For vehicles with the
StabiliTrak®system, this
light comes on briefly
while starting the engine.
If it does not, have the vehicle serviced by your dealer.
If the system is working normally the indicator light then
goes off.
If the light comes on and stays on while driving, there
could be a problem with the StabiliTrak
®system and the
vehicle might need service. When this warning light is
on, the StabiliTrak
®system is off and does not limit
wheel spin.
The light flashes if the system is active and is working
to assist the driver with directional control of the vehicle
in difficult driving conditions.
See StabiliTrak
®Systemon page 5‑6for more
information.
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DIC Buttons
The buttons are the trip/
fuel, vehicle information,
customization, and set/
reset buttons. The button
functions are detailed in
the following pages.
3(Trip/Fuel):Press this button to display the
odometer, trip odometer, fuel range, average economy,
fuel used, timer, instantaneous economy and Active
Fuel Management™ indicator, and transmission
temperature. The compass and outside temperature will
also be shown in the display. The temperature will be
shown in °F or °C depending on the units selected.
T(Vehicle Information): Press this button to display
the oil life, units, tire pressure readings for vehicles with
the Tire Pressure Monitor System (TPMS), trailer brake
gain and output information for vehicles with the
Integrated Trailer Brake Control (ITBC) system, engine hours, Remote Keyless Entry (RKE) transmitter
programming, compass zone setting, and compass
recalibration.
U(Customization):
Press this button to customize the
feature settings on your vehicle. See DIC Vehicle
Customization (With DIC Buttons)
on page 4‑73for
more information.
V(Set/Reset): Press this button to set or reset certain
functions and to turn off or acknowledge messages on
the DIC.
Trip/Fuel Menu Items
3
(Trip/Fuel): Press this button to scroll through the
following menu items:
Odometer
Press the trip/fuel button until ODOMETER displays.
This display shows the distance the vehicle has been
driven in either miles (mi) or kilometers (km). Pressing
the trip odometer reset stem will also display the
odometer.
To switch between English and metric measurements,
see “Units” later in this section.
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If the tire pressure display shows dashes instead of a
value, there may be a problem with your vehicle. If this
consistently occurs, see your dealer for service.
Trailer Gain and Output
On vehicles with the Integrated Trailer Brake Control
(ITBC) system, the trailer brake display appears in the
DIC. Press the vehicle information button until TRAILER
GAIN and OUTPUT display.
TRAILER GAIN shows the trailer gain setting. This
setting can be adjusted from 0.0 to 10.0 with either a
trailer connected or disconnected. To adjust this setting,
see“Integrated Trailer Brake Control System” under
Towing a Trailer
on page 5‑51for more information.
OUTPUT shows the power output to the trailer anytime
a trailer with electric brakes is connected. Output is
displayed in 0 to 10 bars. Dashes may appear in the
OUTPUT display. See “Integrated Trailer Brake Control
System” underTowing a Trailer
on page 5‑51for more
information.
Engine Hours
Press the vehicle information button until ENGINE
HOURS displays. This display shows the total number
of hours the engine has run.
Relearn Remote Key
This display allows you to match Remote Keyless Entry
(RKE) transmitters to your vehicle. This procedure will
erase all previously learned transmitters. Therefore,
they must be relearned as additional transmitters.
To match an RKE transmitter to your vehicle:
1. Press the vehicle information button until PRESS
VTO RELEARN REMOTE KEY displays.
2. Press the set/reset button until REMOTE KEY LEARNING ACTIVE is displayed.
3. Press and hold the lock and unlock buttons on the first transmitter at the same time for about
15 seconds.
On vehicles with memory recall seats, the first
transmitter learned will match driver 1 and the
second will match driver 2.
A chime will sound indicating that the transmitter is
matched.
4. To match additional transmitters at this time, repeat Step 3.
Each vehicle can have a maximum of eight
transmitters matched to it.
5. To exit the programming mode, you must cycle the key to LOCK/OFF.
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Language
This display allows you to select the language in which
the DIC messages will appear. To select a language:1. Press the trip odometer reset stem until ODOMETER displays.
2. While in the ODOMETER display, press and hold the trip odometer reset stem for three seconds until
the currently set language displays.
3. Continue to press and hold the trip odometer reset stem to scroll through all of the available
languages.
The available selections are ENGLISH (default),
FRANCAIS (French), ESPANOL (Spanish), and
NO CHANGE.
4. Once the desired language is displayed, release the trip odometer reset stem to set your choice.
Engine Hours
To display the ENGINE HOURS, place the ignition in
LOCK/OFF or ACC/ACCESSORY, then press and hold
the trip odometer reset stem for four seconds while
viewing the ODOMETER. This display shows the total
number of hours the engine has run.
DIC Operation and Displays (Without
DIC Buttons)
If your vehicle does not have DIC buttons, the
information below explains the operation of this system.
The DIC has different displays which can be accessed
by pressing the trip odometer reset stem located on the
instrument panel cluster. Pressing the trip odometer
reset stem will also turn off, or acknowledge, DIC
messages.
The DIC displays trip and vehicle system information,
and warning messages if a system problem is detected.
If the vehicle does not have DIC buttons, you can use
the trip odometer reset stem to view the following
displays: language selection, trip odometer,
transmission temperature, trailer brake gain and output
information for vehicles with the Integrated Trailer Brake
Control (ITBC) system, compass zone setting, compass
recalibration, oil life, Tire Pressure Monitor System
(TPMS) programming for vehicles with the TPMS, and
Remote Keyless Entry (RKE) transmitter programming.
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Transmission Temperature
Press the trip odometer reset stem until TRANS TEMP
displays. This display shows the temperature of the
automatic transmission fluid in either degrees
Fahrenheit (°F) or degrees Celsius (°C).
Trailer Gain and Output
On vehicles with the Integrated Trailer Brake Control
(ITBC) system, the trailer brake display appears in the
DIC. Press the trip odometer reset stem until TRAILER
GAIN and OUTPUT display.
TRAILER GAIN shows the trailer gain setting. This
setting can be adjusted from 0.0 to 10.0 with either a
trailer connected or disconnected. To adjust this setting,
see“Integrated Trailer Brake Control System” under
Towing a Trailer
on page 5‑51for more information.
OUTPUT shows the power output to the trailer anytime
a trailer with electric brakes is connected. Output is
displayed in 0 to 10 bars. Dashes may appear in the
OUTPUT display. See “Integrated Trailer Brake Control
System” underTowing a Trailer
on page 5‑51for more
information.
Compass Zone Setting
This display allows for setting the compass zone. See
DIC Compasson page 4‑60for more information.
Compass Recalibration
This display allows for calibrating the compass. See
DIC Compasson page 4‑60for more information.
Oil Life
To access this display, the vehicle must be in P (Park).
Press the trip odometer reset stem until OIL LIFE
REMAINING displays. This display shows an estimate
of the oil's remaining useful life. If you see 99% OIL
LIFE REMAINING on the display, that means 99% of
the current oil life remains. The engine oil life system
will alert you to change the oil on a schedule consistent
with your driving conditions.
When the remaining oil life is low, the CHANGE
ENGINE OIL SOON message will appear on the
display. See “CHANGE ENGINE OIL SOON” underDIC
Warnings and Messages
on page 4‑63. You should
change the oil as soon as you can. See Engine Oilon
page 6‑18. In addition to the engine oil life system
monitoring the oil life, additional maintenance is
recommended in the Maintenance Schedule in this
manual. See Scheduled Maintenance
on page 7‑3for
more information.
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CHECK TRAILER WIRING
On vehicles with the Integrated Trailer Brake Control
(ITBC) system, this message may display and a chime
may sound when one of the following conditions exists:
.A trailer with electric brakes becomes
disconnected from the vehicle.
‐If the disconnect occurs while the vehicle is
stopped, this message clears itself after a
short time.
‐ If the disconnect occurs while the vehicle is
moving, this message stays on until the ignition
is turned off.
.There is a short in the wiring to the electric trailer
brakes.
When this message displays, power is no longer
available to the trailer brakes.
As soon as it is safe to do so, carefully pull your vehicle
over to the side of the road and turn the ignition off.
Check the wiring connection to the trailer and turn the
ignition back on. This message clears if the trailer is
reconnected. This message also clears if you
acknowledge it. If this message still displays, either your
vehicle or the trailer needs service. See your dealer.
See “Integrated Trailer Brake Control System” under
Towing a Trailer
on page 5‑51for more information.
DRIVER DOOR OPEN
This message displays and a chime may sound if the
driver door is not fully closed and the vehicle is shifted
out of P (Park). 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.
ENGINE HOT A/C (Air Conditioning)
TURNED OFF
This message displays when the engine coolant
becomes hotter than the normal operating temperature.
See Engine Coolant Temperature Gauge
on
page 4‑40. To avoid added strain on a hot engine, the
air conditioning compressor automatically turns off.
When the coolant temperature returns to normal, the air
conditioning compressor turns back on. You can
continue to drive your vehicle.
If this message continues to appear, have the system
repaired by your dealer as soon as possible to avoid
damage to the engine.
ENGINE OIL HOT IDLE ENGINE
This message displays when the engine oil becomes
hotter than the normal operating temperature. Stop and
allow the vehicle to idle until it cools down. See Engine
Coolant Temperature Gauge
on page 4‑40.
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SERVICE BATTERY CHARGING
SYSTEM
On some vehicles, 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 4‑36. Driving with this problem could
drain the battery. Turn off all unnecessary accessories.
Have the electrical system checked as soon as
possible. See your dealer.
SERVICE BRAKE SYSTEM
This message displays along with the brake system
warning light if there is a problem with the brake
system. See Brake System Warning Light
on
page 4‑37. 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 brake system needs service as soon
as possible. See your dealer.
SERVICE BRAKES SOON
On some vehicles, this message displays if there is a
problem with the brake system. 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 brake
system needs service. See your dealer.
SERVICE PARK ASSIST
If your vehicle has the Ultrasonic Rear Parking Assist
(URPA) system, this message displays if there is a
problem with the URPA system. Do not use this system
to help you park. See Ultrasonic Rear Parking Assist
(URPA)
on page 3‑60for more information. See your
dealer for service.
SERVICE STABILITRAK
If your vehicle has StabiliTrak®and this message
displays, it means there may be a problem with the
StabiliTrak system. If you see this message, try to reset
the system. Stop; turn off the engine for at least
15 seconds; then start the engine again. If this message
still comes on, it means there is a problem. You should
see your dealer for service. The vehicle is safe to drive,
however, you do not have the benefit of StabiliTrak, so
reduce your speed and drive accordingly.
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SERVICE THEFT DETERRENT SYSTEM
This message displays when there is a problem
with the theft-deterrent system. The vehicle may
or may not restart so you may want to take the vehicle
to your dealer before turning off the engine. See
PASS-Key
®III+ Electronic Immobilizer Operationon
page 3‑19for more information.
SERVICE TIRE MONITOR SYSTEM
If your vehicle has the Tire Pressure Monitor System
(TPMS), this message displays if a part on the system
is not working properly. The tire pressure light also
flashes and then remains on during the same ignition
cycle. See Tire Pressure Light
on page 4‑40. Several
conditions may cause this message to appear. See Tire
Pressure Monitor Operation
on page 6‑76for more
information. If the warning comes on and stays on,
there may be a problem with the TPMS. See your
dealer.
SERVICE TRACTION CONTROL
If your vehicle has StabiliTrak, this message displays
when there is a problem with the Traction Control
System (TCS). When this message displays, the
system will not limit wheel spin. Adjust your driving
accordingly. See your dealer for service. See
StabiliTrak
®Systemon page 5‑6for more
information.
SERVICE TRAILER BRAKE SYSTEM
On vehicles with the Integrated Trailer Brake Control
(ITBC) system, this message displays and a chime may
sound when there is a problem with the ITBC system.
When this message displays, power is no longer
available to the trailer brakes.
As soon as it is safe to do so, carefully pull your vehicle
over to the side of the road and turn the ignition off.
Check the wiring connection to the trailer and turn the
ignition back on. If this message still displays, either
your vehicle or the trailer needs service. See your
dealer.
See “Integrated Trailer Brake Control System” under
Towing a Trailer
on page 5‑51for more information.
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STABILITRAK OFF
If your vehicle has StabiliTrak, this message displays
when you turn off StabiliTrak, or when the stability
control has been automatically disabled. To limit wheel
spin and realize the full benefits of the stability
enhancement system, you should normally leave
StabiliTrak on. However, you should turn StabiliTrak off
if your vehicle gets stuck in sand, mud, ice, or snow and
you want to rock your vehicle to attempt to free it, or if
you are driving in extreme off-road conditions and
require more wheel spin. SeeIf Your Vehicle is Stuck in
Sand, Mud, Ice, or Snow
on page 5‑27. To turn the
StabiliTrak system on or off, see StabiliTrak®Systemon page 5‑6.
There are several conditions that can cause this
message to appear.
.One condition is overheating, which could occur if
StabiliTrak®activates continuously for an extended
period of time.
.The message also displays if the brake system
warning light is on. See Brake System Warning
Light on page 4‑37.
.The message could display if the stability system
takes longer than usual to complete its diagnostic
checks due to driving conditions.
.The message displays if an engine or vehicle
related problem has been detected and the vehicle
needs service. See your dealer.
.The message also displays if the vehicle is shifted
into 4LO.
The message turns off as soon as the conditions that
caused the message to be displayed are no longer
present.
TIGHTEN GAS CAP
This message may display along with the check engine
light on the instrument panel cluster if the vehicle's fuel
cap is not tightened properly. See Malfunction Indicator
Lamp
on page 4‑41. Reinstall the fuel cap fully. See
Filling the Tankon page 6‑11. The diagnostic system
can determine if the fuel cap has been left off or
improperly installed. A loose or missing fuel cap allows
fuel to evaporate into the atmosphere. A few driving
trips with the cap properly installed should turn this light
and message off.
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