2009 HUMMER H3 Owners Manual

Ignition Transmission Lock
Check
While parked, and with the parking
brake set, try to turn the ignition
to LOCK/OFF in each shift lever
position.
For automatic transmission
vehicles, the ignition should turn
to LOCK/OFF only when the
shift lever is in P (Park).
The ignition key should
come out only in LOCK/OFF.
For manual transmission
vehicles, the ignition key should
come out only in LOCK/OFF.
Contact your dealer/retailer if service
is required.
Parking Brake and Automatic
Transmission P (Park)
Mechanism Check
{CAUTION
When you are doing this check,
the vehicle could begin to move.
You or others could be injured
and property could be damaged.
Make sure there is room in front
of the 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
N (Neutral), slowly remove footpressure from the regular brake
pedal. Do this until the vehicle
is held by the parking brake only.
To check the P (Park)
mechanism’s holding ability:
With the engine running, shift to
P (Park). Then release the
parking brake followed by the
regular brake.
Contact your dealer/retailer 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.
Maintenance Schedule 6-11

Recommended Fluids and Lubricants
Fluids and lubricants identied below by name, part number, or specication can be obtained from your dealer/retailer.
UsageFluid/Lubricant
Engine Oil Engine oil which meets GM Standard GM6094M and displays the
American Petroleum Institute Certied for Gasoline Engines starburst
symbol. To determine the proper viscosity for your vehicle’s engine,
see
Engine Oil on page 5-13 .
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL
®
Coolant. See
Engine Coolant on page 5-23 .
Hydraulic Brake System Delco
®Supreme 11 Brake Fluid or equivalent DOT-3 brake uid.
Windshield Washer Optikleen
®Washer Solvent.
Hydraulic Power Steering System GM Power Steering Fluid (GM Part No. U.S. 89021184,
in Canada 89021186).
Automatic Transmission DEXRON
®-VI Automatic Transmission Fluid.
Manual Transmission Manual Transmission Fluid (GM Part No. U.S. 89021806,
in Canada 89021807).
Hydraulic Clutch System Hydraulic Clutch Fluid (GM Part No. U.S. 12345347, in Canada 10953517)
or equivalent DOT-3 brake uid.
Key Lock Cylinders Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241,
in Canada 10953474).
6-12 Maintenance Schedule

UsageFluid/Lubricant
Chassis Lubrication Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242) or
lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Front and Rear Axle SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 89021677,
in Canada 89021678) meeting GM Specication 9986115.
Transfer Case DEXRON
®-VI Automatic Transmission Fluid.
Front Axle Propshaft Spline Spline Lubricant, Special Lubricant (GM Part No. U.S. 12345879,
in Canada 10953511) or lubricant meeting requirements of GM 9985830.
Hood Hinges Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241,
in Canada 10953474).
Outer Endgate Handle Pivot Points Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241,
in Canada 10953474).
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. U.S. 3634770, in Canada 10953518)
or Dielectric Silicone Grease (GM Part No. U.S. 12345579,
in Canada 992887).
Weatherstrip Squeaks Synthetic Grease with Teon, Superlube (GM Part No. U.S. 12371287,
in Canada 10953437).
Maintenance Schedule 6-13

Maintenance Replacement Parts
Replacement parts identied below by name, part number or specication can be obtained from your dealer/retailer.
PartGM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 3.7L L5 and 5.3L V8 Engine 15942429—
Engine Oil Filter 3.7L L5 Engine 89017342PF61
5.3L V8 Engine 89017524PF48
Spark Plugs 3.7L L5 Engine 1259800441-103
5.3L V8 Engine 1260987741-985
Wiper Blades Front Driver Side – 16.7 in (42.5 cm) 10389562—
Front Passenger Side – 15.7 in (40.0 cm) 10389563—
Rear – 11.8 in (30.0 cm) 10389570—
6-14 Maintenance Schedule

Engine Drive Belt Routing
3.7L L5 Engine
5.3L V8 Engine
Maintenance Schedule 6-15

Maintenance Record
After the scheduled services are performed, record the date, odometer reading, who performed the service, and the
type of services performed in the boxes provided. SeeMaintenance Requirements on page 6-2. Any additional
information from Owner Checks and Services on page 6-9 can be added on the following record pages. You should
retain all maintenance receipts.
Maintenance Record
Date Odometer
Reading Serviced By Maintenance
Ior
Maintenance II Services Performed
6-16 Maintenance Schedule

Maintenance Record (cont’d)
DateOdometer
Reading Serviced By Maintenance
Ior
Maintenance II Services Performed
Maintenance Schedule 6-17

Maintenance Record (cont’d)
DateOdometer
Reading Serviced By Maintenance
Ior
Maintenance II Services Performed
6-18 Maintenance Schedule