Seats and Restraint
System............................... 1-1
Head Restraints
.............. 1-2
Front Seats
.................... 1-3
Rear Seats
.................... 1-7
Safety Belts
..................1-11
Child Restraints
.............1-25
Airbag System
..............1-46
Restraint System
Check
......................1-60
Features and Controls...... 2-1
Keys
............................. 2-2
Doors and Locks
............ 2-5
Windows
........................ 2-9
Theft-Deterrent
Systems
...................2-11
Starting and Operating Your
Vehicle
.....................2-15
Mirrors
.........................2-33
Object Detection
Systems
...................2-36
OnStar
®System
............2-39Universal Home
Remote System
.........2-42
Storage Areas
...............2-47
Sunroof
........................2-50
Instrument Panel............... 3-1
Instrument Panel
Overview
.................... 3-4
Climate Controls
............3-19
Warning Lights, Gages,
and Indicators
............3-22
Driver Information
Center (DIC)
.............3-34
Audio System(s)
............3-41
Driving Your Vehicle......... 4-1
Your Driving, the Road,
and the Vehicle
........... 4-1
Towing
........................4-40
Service and
Appearance Care............... 5-1
Service
.......................... 5-3
Fuel
.............................. 5-5
Checking Things Under
the Hood
.................... 5-9
Rear Axle
.....................5-38Four-Wheel Drive
..........5-38
Front Axle
....................5-39
Headlamp Aiming
..........5-39
Bulb Replacement
.........5-41
Windshield Wiper Blade
Replacement
.............5-44
Tires
...........................5-44
Appearance Care
..........5-83
Vehicle Identi cation
......5-90
Electrical System
...........5-91
Capacities and
Speci cations
............5-96
Maintenance Schedule...... 6-1
Maintenance Schedule
..... 6-1
Customer Assistance
Information........................ 7-1
Customer Assistance and
Information
................. 7-1
Reporting Safety
Defects
.....................7-14
Vehicle Data Recording
and Privacy
...............7-16
Index....................................i-1
2009 HUMMER H3/H3T Owner ManualM
Universal Home Remote
System
Universal Home Remote
System............................2-42
Universal Home Remote
System Operation............2-43
Storage Areas
Glove Box.........................2-47
Cupholders.......................2-47
Front Seat Storage Net.....2-47
Center Console Storage. . . .2-47
Luggage Carrier................2-48
Rear Storage Area............2-49
Convenience Net..............2-49
Cargo Cover (H3).............2-49
Cargo Tie Downs..............2-49
Cargo Management
System (H3T)..................2-49
Sunroof
Sunroof.............................2-50
Keys
{CAUTION
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/retailer or quali ed 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. SeeRoadside Service
on page 7-6.
2-2 Features and Controls
If you leave the key in the
ACC/ACCESSORY or ON/RUN
position with the engine off,
the battery could be drained.
You may not be able to start the
vehicle if the battery is allowed
to drain for an extended period
of time.
(D) START:This is the position that
starts the engine. When the engine
starts, release the key. The ignition
switch returns to ON/RUN for driving.
A warning tone will sound when the
driver door is opened, the ignition
is in ACC/ACCESSORY or
LOCK/OFF and the key is in
the ignition.Retained Accessory
Power (RAP)
These vehicle accessories can be
used for up to 20 minutes after
the engine is turned off:
Audio System
Front Wipers
Power Windows
Sunroof (if equipped)
These features will work when
the key is in ON/RUN or
ACC/ACCESSORY. Once the key is
turned from ON/RUN to LOCK/OFF,
these features continue working
for up to 20 minutes or until a door
is opened.
Starting the Engine
Place the transmission in the
proper gear.
Automatic Transmission
Move the shift lever to P (Park) or
N (Neutral). The engine will not start
in any other position. To restart
the vehicle when it is already
moving, use N (Neutral) only.
Notice:Do not try to shift to
P (Park) if the vehicle is moving.
If you do, you could damage
the transmission. Shift to P (Park)
only when the vehicle is stopped.
Manual Transmission
The shift lever should be in
N (Neutral) and the parking brake
engaged. Hold the clutch pedal
down to the oor and start the
engine. The vehicle will not start
if the clutch pedal is not all the
way down.
Features and Controls 2-17
Luggage Carrier
If the vehicle has this feature, cargo
can be loaded on top of the vehicle.
The luggage carrier consists of
siderails attached to the roof.
The crossrails attach into the
siderails and can be moved back
and forth to accommodate various
cargo sizes.
Notice:Loading cargo on the
luggage carrier that weighs more
than 250 lbs. (113 kg) or hangs
over the rear or sides of the
vehicle may damage the vehicle.
Load cargo only on top of the
crossrails and tie the cargo down
to the crossrail support cargo
tie-down loops, making sure
to fasten it securely
Do not exceed the maximum vehicle
capacity when loading your vehicle.
For more information on vehicle
capacity and loading, seeLoading
the Vehicle on page 4-35.Adjusting the Crossrails
To adjust the crossrails to t a load:
1. Turn the crossrail key
counterclockwise to unlock the
crossrail end cap.
2. Remove the end cap.
3. Pull the lever labeled “PULL”
from left to right to loosen the
crossrail.
4. Repeat Steps 1 through 3 to the
opposite end of the crossrail.5. Once both sides of the crossrail
are loose, adjust the crossrail to
the desired position.
6. Push the lever labeled “PULL”
from right to left to lock the
crossrail in place.
7. Reinstall the end cap and turn
the crossrail key to lock the
crossrail.
8. Repeat Steps 5 through 7 to the
opposite end of the crossrail.
Stop Tabs
If the vehicle has a sunroof, it has a
crossrail stop tab in the siderail.
This tab prevents the crossrail from
being moved past the opening of
the sunroof and cargo from
being loaded too far forward.
The vehicle may have cargo tie
downs. Once the cargo is loaded
onto the crossrails, use the cargo tie
downs to secure it. Do not load
cargo directly on the roof of the
vehicle. SeeCargo Tie Downs on
page 2-49for more information.
2-48 Features and Controls
To remove or install cargo tie-downs
at the front of the bed, slide the
corner cap towards the center of the
bed to expose the rail notches.
To remove the corner cap,
pull either edge away from the rail.
To remove the system, loosen
the toggle bolts on each rail until
they can be removed from the bed
of the truck. To replace the system,
place the toggle bolts and rails
into their original locations and
tighten them to a torque setting of
12.5 ft-lbs (17Y).
Notice:If cargo is tied down
using the horizontal slots on the
top of the pickup box, the box
could be damaged. Using the
horizontal slots on the top of
the pickup box for tie-down
locations may cause damage to
the pickup box and would not
be covered by the vehicle
warranty. Only use the tie-down
loops if the vehicle does not have
the cargo management system.Sunroof
To operate a power sliding sunroof,
the ignition must be on, or Retained
Accessory Power (RAP) must be
active. SeeRetained Accessory
Power (RAP) on page 2-17.
The switch used to operate the
sunroof is located in the headliner.
Express Open/Express Close:
To express-open the sunroof, fully
press and release the rear of
the switch. The sunroof will open
automatically. To stop the sunroof
partway, press the switch asecond time. To express-close the
sunroof, fully press and release
the front of the switch. The sunroof
will close automatically. To stop
the sunroof partway, press the
switch a second time. The sunshade
will open automatically with the
sunroof, but can also be opened
manually. The sunroof has a comfort
stop feature which stops the
sunroof from opening to the
full-open position. From the comfort
stop position, press the rear of
the switch a second time to open
the sunroof to the full-open position.
When the sunroof is opened, an
air de ector will automatically raise.
The air de ector will retract when
the sunroof is closed.
Vent:The sunroof has an
express-vent open feature. From the
closed position, press the rear of
the switch to vent the sunroof.
To stop the sunroof partway, press
the switch a second time. To close
the sunroof, press and hold the front
of the switch. To stop the sunroof
partway, release the switch.
2-50 Features and Controls
Anti-Pinch Feature
If an object is in the path of the
sunroof while it is closing, the
anti-pinch feature will detect the
object and stop the sunroof
from closing at the point of
obstruction. The sunroof will then
open halfway, and the air de ector
will raise.
Sunshade Operation
The sunshade automatically opens
with the sunroof. Manually pull it
shut after the sunroof is closed.
To adjust the sunshade, push it
backward or pull it forward to the
desired position. The sunshade
cannot be adjusted further than the
current closed position of the sunroof.
Do not leave the sunroof open for
long periods of time. Excessive
debris may collect in the tracks and
possibly damage the sunroof
operation, or plug the water draining
system.
Features and Controls 2-51
Cellular Phone Usage
Cellular phone usage may cause
interference with the vehicle’s radio.
This interference may occur when
making or receiving phone calls,
charging the phone’s battery,
or simply having the phone on. This
interference causes an increased
level of static while listening to
the radio. If static is received while
listening to the radio, unplug the
cellular phone and turn it off.
Fixed Mast Antenna
The xed mast antenna can
withstand most car washes without
being damaged as long as it is
securely attached to the base. If the
mast becomes slightly bent,
straighten it out by hand. If the mast
is badly bent, replace it.
Occasionally check to make sure
the antenna is tightened to its base.
If tightening is required, tighten
by hand. until fully seated plus one
quarter turn.
XM™ Satellite Radio
Antenna System
The XM Satellite Radio antenna is
located on the roof of the vehicle.
Keep the antenna clear of
obstructions for clear radio
reception.
If the vehicle has a sunroof, the
performance of the XM system may
be affected if the sunroof is open.
Instrument Panel 3-63
Fuse Usage1 Heated Seats
2 Grille Guard
3 Stop Lamp (H3T Only)
4 Roof Rack LampsFuse Usage5 Battery Ignition Switch
6 Front Wiper
7 Regulated Voltage
Control PowerFuse Usage
8 Power Locks
9 Sunroof, Front
Washer Pump
10 Accessories (SPO)
Service and Appearance Care 5-93