wheel HUMMER H3 2010 Owners Manual

11-4 Service and Maintenance
.Windshield wiper blade
inspection for wear, cracking,
or contamination and windshield
and wiper blade cleaning,
if contaminated. SeeExterior
Care
on page 10‑92. Worn
or damaged wiper blade
replacement. See Wiper Blade
Replacement on page 10‑32.
.Body hinges and latches, key
lock cylinders, folding seat
hardware, and rear compartment
hinges, linkage, and handle
pivot points lubrication. See
Recommended Fluids and
Lubricants
on page 11‑8.
More frequent lubrication may
be required when vehicle
is exposed to a corrosive
environment. Applying silicone
grease on weatherstrips with a
clean cloth makes them last
longer, seal better, and not stick
or squeak.
.Restraint system component
check. See Safety System
Check on page 3‑26.
.Automatic transmission fluid
level check and adding fluid,
if needed. See Automatic
Transmission Fluid
on
page 10‑12.
.Four‐wheel drive vehicles:
Transfer case fluid level check
and adding fluid, if needed.
.Engine air cleaner filter
inspection. See Engine Air
Cleaner/Filter on page 10‑17.
Additional Required Services
At Each Fuel Stop
.Engine oil level check. See
Engine Oil on page 10‑9.
.Engine coolant level check. See
Engine Coolant on page 10‑19.
.Windshield washer fluid level
check. See Washer Fluidon
page 10‑25. Once a Month
.Tire inflation check. See
Tire
Pressure on page 10‑51.
.Tire wear inspection. See Tire
Inspection on page 10‑57.
Once a Year
.See Starter Switch Checkon
page 10‑30.
.See Automatic Transmission
Shift Lock Control System
Check on page 10‑30.
.See Ignition Transmission Lock
Check on page 10‑31.
.See Park Brake and P (Park)
Mechanism Checkon
page 10‑31.
.Engine cooling system and
pressure cap pressure check.
Radiator and air conditioning
condenser outside cleaning. See
Cooling System on page 10‑18.

Service and Maintenance 11-5
.Exhaust system and nearby heat
shields inspection for loose or
damaged components.
.Accelerator pedal check for
damage, high effort, or binding.
Replace if needed.
First Engine Oil Change After
Every 40 000 km/25,000 Miles
.Fuel system inspection for
damage or leaks.
First Engine Oil Change After
Every 80 000 km/50,000 Miles
.Engine air cleaner filter
replacement. See Engine Air
Cleaner/Filter on page 10‑17.
.Automatic transmission fluid
change (severe service) for
vehicles mainly driven in heavy
city traffic in hot weather, in
hilly or mountainous terrain,
when frequently towing a
trailer, or used for taxi, police,
or delivery service. See
Automatic Transmission Fluid
on
page 10‑12.
.Four‐wheel drive only: Transfer
case fluid change. Check vent
hose at transfer case for kinks
and proper installation. Check
to be sure vent hose is
unobstructed, clear, and free of
debris. During any maintenance,
if a power washer is used to
clean mud and dirt from the
underbody, care should be taken
to not directly spray the transfer
case output seals. High pressure
water can overcome the seals
and contaminate the transfer
case fluid. Contaminated fluid
will decrease the life of the
transfer case and should be
replaced.
First Engine Oil Change After
Every 160 000 km/100,000 Miles
.Automatic transmission fluid
change (normal service).
See Automatic Transmission
Fluid on page 10‑12.
.Rear axle fluid change (normal
service). See Rear Axleon
page 10‑29.
.Spark plug replacement and
spark plug wires inspection.
An Emission Control Service.
First Engine Oil Change After
Every 240 000 km/150,000 Miles
.Engine cooling system drain,
flush, and refill, cooling system
and cap pressure check, and
cleaning of outside of radiator
and air conditioning condenser
(or every 5 years, whichever
occurs first). See Cooling
System
on page 10‑18. An
Emission Control Service.
.Engine accessory drive belt
inspection for fraying, excessive
cracks, or obvious damage
and replacement, if needed.
An Emission Control Service.

Service and Maintenance 11-7
ServiceMaintenanceIMaintenance
II
Chassis components lubrication. •
Engine cooling system inspection. •
Windshield wiper blades inspection. •
Body components lubrication. •
Restraint system components check. •
Automatic transmission fluid level check. •
Four‐wheel drive only: Transfer case fluid level check. •
Engine air cleaner filter inspection (vehicles not driven in dusty conditions). •

Technical Data 12-3
Capacities and Specifications (cont'd)
ApplicationCapacities
Metric English
Transfer Case 1.5 L 1.6 qt
Transmission 3.7L L5 and 5.3L V8, Automatic Transmission
(Pan Removal and Filter Replacement) 4.7 L 5.0 qt
3.7L L5, Manual Transmission (Drain and Refill) 2.4 L 2.5 qt
Wheel Nut Torque 140 Y100 lb ft
All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this
manual.
Engine Specifications
Engine VIN CodeTransmission Spark Plug Gap
3.7L L5 EAutomatic
Manual 1.01 mm (0.040 in)
5.3L V8 PAutomatic 1.01 mm (0.040 in)

i-4 INDEX
E
E85 Fuel . . . . . . . . . . . . . . . . . . . . . . . 9-66
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . 9-81
Electrical System Engine CompartmentFuse Block . . . . . . . . . . . . . . . . 10-39
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . 10-39
Overload . . . . . . . . . . . . . . . . . . . 10-38
Engine
Air Cleaner/Filter . . . . . . . . . . . 10-17
Check and Service EngineSoon Lamp . . . . . . . . . . . . . . . . . . 5-12
Compartment Overview . . . . . . . 10-6
Coolant . . . . . . . . . . . . . . . . . . . . . 10-19
Coolant Heater . . . . . . . . . . . . . . . 9-36
Coolant Temperature Gauge . . . 5-9
Cooling System . . . . . . . . . . . . . 10-18
Cooling System Messages . . . 5-23
Drive Belt Routing . . . . . . . . . . . . 12-4
Exhaust . . . . . . . . . . . . . . . . . . . . . . 9-40
Fan . . . . . . . . . . . . . . . . . . . . . . . . . 10-24 Engine (cont.)
Overheating . . . . . . . . . . . . . . . . 10-22
Power Messages . . . . . . . . . . . . . 5-23
Pressure Light . . . . . . . . . . . . . . . . 5-17
Running While Parked . . . . . . . . 9-41
Starting . . . . . . . . . . . . . . . . . . . . . . . 9-35
Engine Oil Life System . . . . . . . . . . . . . . . . . .10-11
Messages . . . . . . . . . . . . . . . . . . . . 5-23
Equipment, Towing . . . . . . . . . . . . 9-78
Event Data Recorders . . . . . . . . 13-15
Exit Lighting . . . . . . . . . . . . . . . . . . . . 6-8
Extender, Safety Belt . . . . . . . . . . 3-26
Exterior Lamp Controls . . . . . . . . . 6-1
Exterior Lamps Off Reminder . . . 6-3
F
Fan Engine . . . . . . . . . . . . . . . . . . . . . . 10-24
Filter
Engine Air Cleaner . . . . . . . . . 10-17
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 6-3
Flashers, Hazard Warning . . . . . . 6-5
Flat Tire . . . . . . . . . . . . . . . . . . . . . . 10-64
Flat Tire, Changing . . . .10-66, 10-75 Fluid
Automatic Transmission . . . . 10-12
Brakes . . . . . . . . . . . . . . . . . . . . . . 10-27
Four-Wheel Drive
Transfer Case . . . . . . . . . . . . . . . 9-46
Power Steering . . . . . . . . . . . . . 10-24
Washer . . . . . . . . . . . . . . . . . . . . . 10-25
Fog Lamps Bulb Replacement . . . . . . . . . . . . . 6-6
Folding Mirrors . . . . . . . . . . . . . . . . 2-13
Four-Wheel Drive . . . . . . . 10-29, 9-46
Front Axle . . . . . . . . . . . . . . . . . . . . 10-29 Locking . . . . . . . . . . . . . . . . . . . . . . . 9-55
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . 3-3
Heated . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Front Storage . . . . . . . . . . . . . . . . . . . 4-1
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-64 Additives . . . . . . . . . . . . . . . . . . . . . 9-65
E85 (85% Ethanol) . . . . . . . . . . . 9-66
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 9-69
Filling the Tank . . . . . . . . . . . . . . . 9-68

i-10 INDEX
Servicing theAirbag-Equipped Vehicle . . . . . 3-40
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 9-37
Out of Park . . . . . . . . . . . . . . . . . . . 9-38
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . 6-5
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . 12-2
Speedometer . . . . . . . . . . . . . . . . . . . 5-8
StabiliTrak System . . . . . . . . . . . . . 9-53
Start Assist, Hills . . . . . . . . . . . . . . 9-52
Starter Switch Check . . . . . . . . . 10-30
Starting the Engine . . . . . . . . . . . . 9-35
Steering . . . . . . . . . . . . . . . . . . . . . . . . 9-4 Fluid, Power . . . . . . . . . . . . . . . . 10-24
Wheel Adjustment . . . . . . . . . . . . . 5-2
Stoplamps and Back-Up Lamps Bulb Replacement . . . 10-35, 10-36
Storage Areas Cargo Cover . . . . . . . . . . . . . . . . . . . 4-2
Cargo Management System . . . 4-2
Center Console . . . . . . . . . . . . . . . . 4-1
Convenience Net . . . . . . . . . . . . . . 4-3
Front . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 Storage Areas (cont.)
Glove Box . . . . . . . . . . . . . . . . . . . . . 4-1
Rear Compartment/Storage
Panel Cover . . . . . . . . . . . . . . . . . . 4-2
Roof Rack System . . . . . . . . . . . . . 4-4
Stuck Vehicle . . . . . . . . . . . . . . . . . . 9-26
Sun Visors . . . . . . . . . . . . . . . . . . . . . 2-17
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . iv
System Roof Rack . . . . . . . . . . . . . . . . . . . . . 4-4
System Check Automatic TransmissionShiftlock Control . . . . . . . . . . 10-30
T
Tachometer . . . . . . . . . . . . . . . . . . . . . 5-8
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
TaillampsBulb Replacement . . . 10-35, 10-36
Text Telephone (TTY) Users . . . 13-4
Theft-Deterrent Systems . . . . . . . . . . . . . . . 2-10, 2-11
Immobilizer . . . . . . . . . . . . . . . . . . . 2-10
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4 Tires
Buying New Tires . . . . . . . . . . . 10-59
Chains . . . . . . . . . . . . . . . . . . . . . . 10-64
Changing . . . . . . . . . . . . 10-66, 10-75
Designations . . . . . . . . . . . . . . . 10-46
Different Size . . . . . . . . . . . . . . . 10-60
Full-Size Spare . . . . . . . . . . . . . 10-85
If a Tire Goes Flat . . . . . . . . . . 10-64
Inflation Monitor System . . . . 10-53
Inspection . . . . . . . . . . . . . . . . . . 10-57
Messages . . . . . . . . . . . . . . . . . . . . 5-25
Pressure Light . . . . . . . . . . . . . . . . 5-16
Pressure Monitor System . . . 10-52
Rotation . . . . . . . . . . . . . . . . . . . . 10-57
Secondary Latch System . . . 10-84
Sidewall Labeling . . . . . . . . . . . 10-44
Terminology and
Definitions . . . . . . . . . . . . . . . . . 10-48
Uniform Tire Quality Grading . . . . . . . . . . . . . . . . . . . 10-61
Wheel Alignment and Tire
Balance . . . . . . . . . . . . . . . . . . . 10-62
Wheel Replacement . . . . . . . . 10-63
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . 10-58

i-12 INDEX
W
Warning Lights, Gauges, andIndicators . . . . . . . . . . . . . . . . . . . . . 5-6
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . iii Cautions and Danger . . . . . . . . . . . . iii
Hazard Flashers . . . . . . . . . . . . . . . 6-5
Washer Fluid . . . . . . . . . . . . . . . . . 10-25
Wheels
Alignment and TireBalance . . . . . . . . . . . . . . . . . . . 10-62
Different Size . . . . . . . . . . . . . . . 10-60
Replacement . . . . . . . . . . . . . . . 10-63
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . 10-58
Where to Put the Child Restraint . . . . . . . . . . . . . . . . . . . . . 3-49
Windows . . . . . . . . . . . . . . . . . . . . . . 2-15 Power . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Windshield Wiper/Washer . . . . . . . . . . . . . . . . . 5-2
Winter Driving . . . . . . . . . . . . . . . . . 9-24
Wiper Blade Replacement . . . . 10-32
Wipers Rear Washer . . . . . . . . . . . . . . . . . . 5-3