2010 HUMMER H3 lock

1-10 In Brief
Steering Wheel
Adjustment
1. Hold the steering wheel and pullthe lever towards you.
2. Move the steering wheel up or down into a comfortable position.
3. Release the lever to lock the steering wheel in place.
See Steering Wheel Adjustment
on
page 5‑2.
Interior Lighting
Dome Lamps
The dome lamps are located in the
front area of the vehicle. There is
also a dome lamp in the cargo area
of the H3 model only.
Turn the thumbwheel, located next
to the exterior lamps control, all the
way up to turn the dome and
footwell lamps on.
The dome lamp in the cargo area
automatically turns off when:
.The shift lever is shifted out of
P (Park) (automatic
transmissions).
.The parking brake is released
(manual transmissions). Dome Lamp Override
E
(Dome Lamp Override): The
dome lamp override button is
located below the exterior lamps
control.
Reading Lamps
Press the lens on the lamps to turn
each reading lamp on or off.
These lamps will not come on with
the dome lamps.
For more information, see:
.Dome Lamps on page 6‑7.
.Instrument Panel Illumination
Control on page 6‑7.
.Exit Lighting on page 6‑8.

In Brief 1-13
4m Q(Four-Wheel-High Lock):
When extra traction is needed in
most off-road situations.
4
n Q(Four-Wheel-Low Lock):
Delivers extra torque to all
four wheels. Used for extreme
off-road conditions. See Four-Wheel
Drive on page 9‑46.
Vehicle Features
Radio(s)
Six-Disc CD Radio
For more information about these
and other radio features, see
Operation on page 7‑2. Control Buttons
P(Power/Volume):
Press to turn
the system on and off.
Turn to increase or to decrease the
volume.

1-14 In Brief
BAND:Press to select FM1, FM2,
AM, XM1, if equipped, or XM2,
if equipped.
DISP: Turn to select a radio station.
1-6 (Preset Pushbuttons): Press
to select preset stations.
tSEEKu: Press and release to
go to the previous or next station
and stay there. Press and hold to
scan stations or preset stations.
Setting the Clock
The clock can be set with the
ignition on or off.
To set the clock:
1. Press and hold H until the correct hour and AM or PM
displays.
2. Press and hold M until the correct minute displays.
Press DISP (Display) to display the
time while the ignition is turned off. Setting Preset Stations
Up to 30 stations (six FM1, six FM2,
and six AM, six XM1, if equipped,
and six XM2, if equipped) can be
programmed.
To program presets:
1. Turn the radio on.
2. Press BAND to select FM1,
FM2, AM, or XM1 or XM2.
3. Tune in the desired station.
4. Press and hold one of the six numbered pushbuttons
until the radio beeps once.
5. Repeat the steps for each pushbutton.
Satellite Radio
Vehicles with an XM™ Satellite
Radio tuner and a valid XM Satellite
Radio subscription can receive XM
programming.
XM Satellite Radio Service
XM is a satellite radio service
that is based in the 48 contiguous
United States and 10 Canadian
provinces. XM Satellite Radio
has a wide variety of programming
and commercial-free music,
coast-to-coast, and in digital-quality
sound. A fee is required to receive
the XM service.
For more information refer to:
.www.xmradio.com or call
1-800-929-2100 (U.S.).
.www.xmradio.ca or call
1-877-438-9677 (Canada).
See Satellite Radio on page 7‑6.

1-18 In Brief
Engine Oil Life System
The engine oil life system calculates
engine oil life based on vehicle use
and displays a DIC message when
it is necessary to change the engine
oil and filter.
Resetting the Oil Life System
1. Turn the ignition to ON/RUN,with the engine off.
2. Press and release the stem in the lower center of the
instrument cluster until the
“Oil Life” message is displayed.
3. Once the alternating “Oil Life”
and “Reset” messages appear,
press and hold the stem
until several beeps sound.
This confirms that the oil life
system has been reset.
4. Turn the key to LOCK/OFF.
See Engine Oil Life System
on
page 10‑11.
Fuel E85 (85% Ethanol)
Vehicles that have the
5.3L V8 engine (Code P) have
a yellow fuel cap and can use either
unleaded gasoline or ethanol fuel
containing up to 85% ethanol (E85).
See Fuel E85 (85% Ethanol)
on
page 9‑66. In all other engines,
use only the unleaded gasoline
described under Recommended
Fuel on page 9‑64.
Driving for Better Fuel
Economy
Driving habits can affect fuel
mileage. Here are some driving
tips to get the best fuel economy
possible.
.Avoid fast starts and accelerate
smoothly.
.Brake gradually and avoid
abrupt stops.
.Avoid idling the engine for long
periods of time.
.When road and weather
conditions are appropriate, use
cruise control, if equipped.
.Always follow posted speed
limits or drive more slowly when
conditions require.
.Keep vehicle tires properly
inflated.
.Combine several trips into a
single trip.
.Replace the vehicle's tires with
the same TPC Spec number
molded into the tire's sidewall
near the size.
.Follow recommended scheduled
maintenance.

1-20 In Brief
Crisis Assist, Stolen Vehicle
Assistance, Vehicle Diagnostics,
Remote Door Unlock, Roadside
Assistance, Turn‐by‐Turn
Navigation and Hands‐Free
Calling are available on most
vehicles. Not all OnStar services
are available on all vehicles.
For more information see the
OnStar Owner's Guide or visit
www.onstar.com (U.S.) or
www.onstar.ca (Canada), contact
OnStar at 1-888-4-ONSTAR
(1‐888‐466‐7827) or
TTY 1‐877‐248‐2080, or
press
Qto speak with an
OnStar advisor 24 hours a day,
7 days a week.
For a full description of OnStar
services and system limitations,
see the OnStar Owner's Guide in
the glove box. OnStar service is subject to the
OnStar terms and conditions
included in the OnStar Subscriber
Information.
OnStar service cannot work unless
the vehicle is in a place where
OnStar has an agreement with a
wireless service provider for service
in that area. OnStar service also
cannot work unless the vehicle is
in a place where the wireless
service provider OnStar has hired
for that area has coverage, network
capacity and reception when the
service is needed, and technology
that is compatible with the OnStar
service. Not all services are
available everywhere, particularly
in remote or enclosed areas, or at
all times.
The OnStar system can record and
transmit vehicle information. This
information is automatically sent to
an OnStar call center when
Qis
pressed,
]is pressed, or if the
airbags or ACR system deploy.
This information usually includes
the vehicle's GPS location and, in
the event of a crash, additional
information regarding the crash that
the vehicle was involved in (e.g. the
direction from which the vehicle was
hit). When the virtual advisor feature
of OnStar hands-free calling is
used, the vehicle also sends OnStar
the vehicle's GPS location so they
can provide services where it is
located.
Location information about the
vehicle is only available if the GPS
satellite signals are unobstructed
and available.

Keys, Doors and Windows 2-1
Keys, Doors and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . 2-2
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . 2-3
Door Locks . . . . . . . . . . . . . . . . . . . 2-4
Power Door Locks . . . . . . . . . . . . 2-5
Automatic Door Locks . . . . . . . . . 2-6
Lockout Protection . . . . . . . . . . . . 2-6
Safety Locks . . . . . . . . . . . . . . . . . . 2-6
Doors
Tailgate . . . . . . . . . . . . . . . . . . . . . . . 2-7
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . 2-9
Anti-Theft Alarm System . . . . . . 2-9
Immobilizer . . . . . . . . . . . . . . . . . . 2-10
Immobilizer Operation (U.S.) . . . . . . . . . . . . 2-10
Immobilizer Operation (Canada) . . . . . . . . . . . . . . . . . . . 2-11
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . 2-13
Power Mirrors . . . . . . . . . . . . . . . . 2-13
Folding Mirrors . . . . . . . . . . . . . . . 2-13
Interior Mirrors
Automatic Dimming RearviewMirror . . . . . . . . . . . . . . . . . . . . . . . 2-14
Windows
Windows . . . . . . . . . . . . . . . . . . . . . 2-15
Power Windows . . . . . . . . . . . . . 2-16
Sun Visors . . . . . . . . . . . . . . . . . . . 2-17
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . 2-17

2-2 Keys, Doors and Windows
Keys and Locks
Keys
{WARNING
Leaving children in a vehicle with
the ignition key is dangerous for
many reasons, children or others
could be badly injured or even
killed. They could operate the
power windows or other controls
or even make the vehicle move.
The windows will function with the
keys in the ignition and children
could be seriously injured or killed
if caught in the path of a closing
window. Do not leave the keys in
a vehicle with children.
The key is used for the ignition and
driver's door lock.
The vehicle has two identical keys
and a key code number.
Give the key code to your dealer
or qualified locksmith if a new key
needs to be made.Notice:
If you ever lock your keys
in the vehicle, you may have to
damage the vehicle to get in.
Be sure you have spare keys.
In an emergency, contact Roadside
Assistance. See Roadside Service
on page 13‑5.
Remote Keyless Entry
(RKE) System
SeeRadio Frequency Statementon
page 13‑16for information
regarding Part 15 of the Federal
Communications Commission (FCC)
Rules and RSS-210/211 of Industry
Canada.
Changes or modifications to
this system by other than an
authorized service facility could void
authorization to use this equipment.

Keys, Doors and Windows 2-3
If there is a decrease in the RKE
operating range:
.Check the distance.
The transmitter may be
too far from the vehicle.
.Check the location. Other
vehicles or objects may be
blocking the signal.
.Check the transmitter's battery.
See“Battery Replacement” later
in this section.
.If the transmitter is still not
working correctly, see your
dealer or a qualified technician
for service.
Remote Keyless Entry
(RKE) System Operation
The Remote Keyless Entry (RKE)
transmitter functions work up to 9 m
(30 feet) away from the vehicle.
There are other conditions which
can affect the performance of the
transmitter. See Remote Keyless
Entry (RKE) System on page 2‑2.
LOCK: Press to lock all the doors.
The parking lamps may flash and
the horn may chirp.
If a door is open or ajar when LOCK
is pressed, the doors lock, but the
theft-deterrent system does not arm
until the open door is closed.
Pressing LOCK may arm the
content theft-deterrent system.
See Anti-Theft Alarm System
on
page 2‑9for additional information. UNLOCK:
Press to unlock only the
driver's door. The interior lamps
come on, the parking lamps may
flash, and the horn may sound.
Press UNLOCK again within
three seconds to unlock all the
doors.
Pressing UNLOCK may disarm the
content theft-deterrent system.
See Anti-Theft Alarm System
on
page 2‑9for additional information.
Different feedback choices can be
programmed through the Driver
Information Center (DIC). See
“Remote Keyless Entry Feedback”
under Driver Information Center
(DIC) on page 5‑18.
L (Panic): Press to activate the
alarm. The horn sounds and the
headlamps and taillamps flash for
up to 30 seconds. To turn the alarm
off press Lagain, start the vehicle
or wait 30 seconds.