2005 HUMMER H2 automatic transmission

Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn
the ignition to LOCK in each shift lever position.
The ignition should turn to LOCK only when the
shift lever is in PARK (P).
The key should come out only in LOCK.
Contact your GM Goodwrench dealer if service
is required.
Parking Brake and Automatic
Transmission Park (P) Mechanism Check
{CAUTION:
When you are doing this check, your vehicle
could begin to move. You or others could be
injured and property could be damaged. Make
sure there is room in front of your vehicle in
case it begins to roll. Be ready to apply the
regular brake at once should the vehicle begin
to move.Park on a fairly steep hill, with the vehicle facing
downhill. Keeping your foot on the regular brake, set the
parking brake.
To check the parking brake’s holding ability: With
the engine running and transmission in
NEUTRAL (N), slowly remove foot pressure from
the regular brake pedal. Do this until the vehicle is
held by the parking brake only.
To check the PARK (P) mechanism’s holding ability:
With the engine running, shift to PARK (P).
Then release the parking brake followed by the
regular brake.
Contact your GM Goodwrench dealer if service
is required.
Underbody Flushing Service
At least every spring, use plain water to ush any
corrosive materials from the underbody. Take care to
clean thoroughly any areas where mud and other debris
can collect.
6-11

Recommended Fluids and
Lubricants
Fluids and lubricants identied below by name,
part number or specication may be obtained
from your dealer.
Usage Fluid/Lubricant
Engine OilEngine oil which meets GM
Standard GM6094M and displays
the American Petroleum Institute
Certied for Gasoline Engines
starburst symbol. GM Goodwrench
oil meets all the requirements for
your vehicle. To determine the
proper viscosity for your vehicle’s
engine, seeEngine Oil on
page 5-13.
Engine Coolant50/50 mixture of clean, drinkable
water and use only
DEX-COOL
®Coolant. SeeEngine
Coolant on page 5-24.
Hydraulic Brake
SystemDelco Supreme 11 Brake Fluid or
equivalent DOT-3 brake uid.
Usage Fluid/Lubricant
Windshield
Washer SolventGM Optikleen
®Washer Solvent.
Power Steering
SystemGM Power Steering Fluid (GM Part
No. U.S. 89021184, in Canada
89021186).
Automatic
TransmissionDEXRON
®-III Automatic
Transmission Fluid. Look for
“Approved for the H-Specication”
on the label.
Key Lock
CylindersMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474).
Chassis
LubricationChassis Lubricant (GM Part No.
U.S. 12377985, in Canada
88901242) or lubricant meeting
requirements of NLGI #2, Category
LB or GC-LB.
SUT Spare Tire
Carrier HingeMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474).
6-12

Usage Fluid/Lubricant
Front and
Rear AxleSAE 75W-90 Synthetic Axle
Lubricant (GM Part No. U.S.
12378261, in Canada 10953455)
meeting GM Specication 9986115.
Transfer CaseDEXRON
®-III Automatic
Transmission Fluid. Look for
“Approved for the H-Specication”
on the label.
Front Axle
Propshaft
SplineSpline Lubricant, Special Lubricant
(GM Part No. U.S. 12345879, in
Canada 10953511) or lubricant
meeting requirements of
GM 9985830.
Usage Fluid/Lubricant
Hood HingesMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474).
Outer Tailgate
Handle Pivot
PointsMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241, in
Canada 10953474).
Weatherstrip
ConditioningDielectric Silicone Grease (GM Part
No. U.S. 12345579, in Canada
992887).
Weatherstrip
SqueaksSynthetic Grease with Teon,
Superlube (GM Part No. U.S.
12371287, in Canada 10953437).
Normal Maintenance Replacement Parts
Replacement parts identied below by name, part number or specication can be obtained from your GM dealer.
Part GM Part Number ACDelco®Part Number
Engine Air Cleaner/Filter 88944151 —
Engine Oil Filter 88984215 PF46
Spark Plugs 12571164 41–985
Wiper Blades
Front – 17.0 inches (43.0 cm)
Rear – 11.0 inches (28.0 cm)15706394
15174476—
—
6-13

Audio System(s) (cont.)
Navigation/Radio System..............................3-87
Radio with Cassette and CD.........................3-61
Radio with Six-Disc CD................................3-74
Rear Seat Audio (RSA)................................3-87
Setting the Time..........................................3-61
Theft-Deterrent Feature................................3-89
Understanding Radio Reception.....................3-90
Automatic Headlamp System............................3-15
Automatic Transmission
Fluid..........................................................5-21
Operation...................................................2-28
B
Battery..........................................................5-38
Run-Down Protection...................................3-17
Before Leaving on a Long Trip.........................4-45
Bench Seat, Split (60/40)................................... 1-7
Brake
Anti-Lock Brake System (ABS)........................ 4-7
Emergencies................................................ 4-8
Parking......................................................2-36
System Warning Light..................................3-32
Brakes..........................................................5-35
Braking........................................................... 4-6
Braking in Emergencies..................................... 4-8
Break-In, New Vehicle.....................................2-25Bulb Replacement...........................................5-45
Daytime Running Lamps...............................5-47
Front Turn Signal and Parking Lamps.............5-47
Halogen Bulbs............................................5-45
Headlamps.................................................5-46
Replacement Bulbs......................................5-52
Roof Marker Lamps.....................................5-48
Taillamps....................................................5-50
Buying New Tires...........................................5-63
C
California Fuel.................................................. 5-5
Canadian Owners................................................ ii
Capacities and Specications..........................5-112
Carbon Monoxide . . . 2-13, 2-14, 2-16, 2-39, 4-48, 4-68
Care of
Safety Belts................................................5-95
Your Cassette Tape Player............................3-91
Your CD Player...........................................3-92
Your CDs ...................................................3-92
Cargo Area, All-Weather..................................2-59
Cargo Tie Downs............................................2-59
Center Console Storage Area...........................2-55
Center Overhead Console................................2-54
Chains, Tire...................................................5-67
Charging System Light....................................3-31
2

Electronically Controlled Air Suspension System....4-66
Engine
Air Cleaner/Filter.........................................5-18
Battery.......................................................5-38
Check and Service Engine Soon Light............3-37
Coolant......................................................5-24
Coolant Heater............................................2-27
Coolant Temperature Gage...........................3-35
Drive Belt Routing.......................................6-14
Engine Compartment Overview......................5-12
Exhaust.....................................................2-39
Oil .............................................................5-13
Overheated Protection Operating Mode...........5-28
Overheating................................................5-26
Starting......................................................2-26
Entry/Exit Lighting...........................................3-17
Event Data Recorders (EDR)............................. 7-9
Extender, Safety Belt.......................................1-35
Exterior Lamps...............................................3-13
F
Filter
Engine Air Cleaner......................................5-18
Finish Damage...............................................5-99
First Aid Kit....................................................4-55
Fixed Mast Antenna........................................3-92Flash-to-Pass................................................... 3-8
Flat Tire........................................................5-69
Flat Tire, Changing.........................................5-70
Flat Tire, Storing.............................................5-86
Fluid
Automatic Transmission................................5-21
Power Steering...........................................5-33
Windshield Washer......................................5-34
Front Axle......................................................5-44
Front Mounted Receiver...................................4-56
Fuel............................................................... 5-5
Additives...................................................... 5-6
California Fuel.............................................. 5-5
Filling a Portable Fuel Container..................... 5-9
Filling Your Tank........................................... 5-7
Fuels in Foreign Countries.............................. 5-6
Gage.........................................................3-42
Gasoline Octane........................................... 5-5
Gasoline Specications.................................. 5-5
Low Warning Light.......................................3-43
Fuses
Center Instrument Panel Fuse Block.............5-106
Fuses and Circuit Breakers.........................5-103
Instrument Panel Fuse Block.......................5-103
Underhood Fuse Block...............................5-107
Windshield Wiper.......................................5-102
5

G
Gage
Engine Coolant Temperature.........................3-35
Fuel..........................................................3-42
Oil Pressure...............................................3-40
Speedometer..............................................3-28
Tachometer.................................................3-28
Transmission Temperature.............................3-35
Voltmeter Gage...........................................3-32
Garage Door Opener.......................................2-50
Gasoline
Octane........................................................ 5-5
Specications............................................... 5-5
Glove Box.....................................................2-54
GM Mobility Program for Persons with
Disabilities.................................................... 7-5
H
Hazard Warning Flashers................................... 3-6
Head Restraints............................................... 1-6
Headlamps....................................................5-46
Automatic Headlamp System.........................3-15
Bulb Replacement.......................................5-45
Daytime Running Lamps.......................3-14, 5-47
Flash-to-Pass............................................... 3-8
Front Turn Signal and Parking Lamps.............5-47Headlamps (cont.)
Halogen Bulbs............................................5-45
High/Low Beam Changer................................ 3-8
On Reminder..............................................3-14
Roof Marker Lamps.....................................5-48
Heated Seats................................................... 1-4
Heater...........................................................3-19
Highbeam On Light.........................................3-41
Highway Hypnosis...........................................4-46
Hill and Mountain Roads..................................4-46
HomeLink
®Transmitter....................................2-50
HomeLink®Transmitter, Programming................2-51
Hood
Checking Things Under.................................. 5-9
Release.....................................................5-10
Horn............................................................... 3-6
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-22
I
Ignition Positions.............................................2-25
Infants and Young Children, Restraints...............1-39
Ination -- Tire Pressure..................................5-60
Instrument Panel
Brightness..................................................3-16
Cluster.......................................................3-27
Overview..................................................... 3-4
6

Theft-Deterrent Systems (cont.)
Content Theft-Deterrent................................2-22
Passlock
®...................................................2-24
Third Row Seat..............................................1-10
Tilt Wheel........................................................ 3-6
Tires.............................................................5-54
Aluminum Wheels, Cleaning..........................5-98
Buying New Tires........................................5-63
Chains.......................................................5-67
Changing a Flat Tire....................................5-70
Cleaning....................................................5-99
If a Tire Goes Flat.......................................5-69
Ination -- Tire Pressure...............................5-60
Inspection and Rotation................................5-61
Installing the Spare Tire................................5-79
Removing the Flat Tire.................................5-79
Removing the Spare Tire and Tools...............5-71
Spare Tire..................................................5-91
Storing a Flat or Spare Tire and Tools............5-86
Tire Sidewall Labelling..................................5-55
Tire Terminology and Denitions....................5-58
Uniform Tire Quality Grading.........................5-64
Wheel Alignment and Tire Balance.................5-65
Wheel Replacement.....................................5-66
When It Is Time for New Tires......................5-63
Tonneau Cover...............................................2-61
Tool Kit .........................................................4-55
Top Strap......................................................1-46
Top Strap Anchor Location...............................1-47
Tow/Haul Mode...............................................2-31Tow/Haul Mode Light.......................................3-42
Towing
Recreational Vehicle.....................................4-64
Towing a Trailer..........................................4-68
Your Vehicle...............................................4-64
Traction
Control System (TCS).................................... 4-9
Off Light.....................................................3-34
Trailer
Recommendations.......................................4-67
Transmission
Fluid, Automatic...........................................5-21
Temperature Gage.......................................3-35
Transmission Operation, Automatic....................2-28
Turn and Lane-Change Signals.......................... 3-7
Turn Signal/Multifunction Lever........................... 3-7
U
Understanding Radio Reception........................3-90
Uniform Tire Quality Grading............................5-64
V
Vehicle
Control........................................................ 4-5
Damage Warnings........................................... iv
Symbols......................................................... iv
12