Hummer H1 (2006+). Manual - part 15

1-12

General Information, Lubrication and Maintenance

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Transfer Case:

Geared Hub:

Axle/Differential:

Service Brake Caliper (Front):

Service/Parking Brake Caliper (Rear):

Service/Parking Brake Rotor:

Steering System:

Manufacturer:

New Venture Gear

Model: 242 

Type: 

Full Time Four-Wheel Drive

Gear Ratios:

High and High Lock:

1:1

Low Range:

 2.72:1

Oil Type

Dexron

®

 III

Manufacturer: 

AM General design, made by Tremec

Type: Helical 

Cut

Gear Ratio: 

1.92:1

Oil Type: 

SAE 80W-90

Manufacturer: 

AM General design, made by Dana

Type:

Axle:

Fixed Mounted Differential W/ Independent Half Shafts

Differential:

Hypoid Torque Biasing (Paired Worm Gears) (Electronic Locking Optional)

Gear Ratio:

2.56:1

Manufacturer: Kelsey-Hayes

Piston Diameter:

2.6 in. (6.6 cm)

Manufacturer: Kelsey-Hayes

Piston Diameter:

2.6 in. (6.6 cm)

Manufacturer: Kelsey-Hayes

Diameter:

12 in. (304.8 mm)

Thickness:

0.87 in. (22 mm)

Minimum Thickness: 

0.81 in. (20.7 mm)

Steering Gear 

Manufacturer: Sheppard

Type: 

Recirculating Ball, Worm and Nut

Ratio:

18.3:1

Power Steering Pump 

Manufacturer:

Delphi

Output Pressure: (Max):

 1,450 

Flow Rate: (Max):

1.7 gpm 

6-1-05

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5745804

Frame:

Air Conditioner:

Winch:

Wheels and Tires:

Reservoir:

Integral Pump Mounted Tank

Fluid Cooling:

Remote Cooler air to fluid

Manufacturer:

AM General design, made by Dana

Type:

Welded Steel Box

No. of Crossmembers:

5

Manufacturer (Compressor): GM-Harrison

Model

HD-6

Field (Coil)

12 V

Oil Capacity (PAG)

Main and Auxiliary

8 fl oz (237 ml)

Refrigerant

R-134a

Capacity (system + 2 oz. of oil)

Main and Auxiliary

2lb 4oz (1.0 kg)

Manufacturer

Warn

Model

12,000 lb., 12VDC HUMMER

Type

Electric Drive

Capacity

12,000 lb (5,448 kg)

Manufacturer

Goodyear Tire Size 37 in. X 12.5R-17 

Wheel Type: 

Standard

One-Piece Aluminum

Size

17 x 8.25 in.

Off-Road Adventure 
Package Option

Two-Piece Aluminum

Size

17 x 8.25 in.

12-1-05

1-14

General Information, Lubrication and Maintenance

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FLUID CAPACITIES 

VEHICLE WEIGHTS

*For vehicles equipped with a winch, increase curb weight and reduce payload by 137 lbs (62 kg).

**Maximum trailer ratings are calculated assuming a base vehicle, except for any option(s) necessary to achieve the rating, plus
driver (rating is calculated assuming a 150 lb. driver). The weight of other optional equipment, passengers and cargo will reduce
the maximum trailer weight the vehicle can tow.

Cooling System

33 qt (31.2 L)

Engine:

Crankcase (oil pan) only 

10.5 qt (9.9 L)

Crankcase and Filter 

12.25 qt (11.6 L)

Fuel Tank

27 gal. (102.1 L)

Auxiliary Fuel Tank 

24.5gal. (92.7 L)

Axle (front/rear)

2 qt (1.9 L)

Transmission:

Drain and Refill:

 (with Pan Removed) 8.2 qt (7.7 L)

W/Dry Converter:

14 qt (13.3 L)

Transfer Case:

2.5 qt (2.4 L)

Geared Hub:

1 pt (0.47 L)

Steering System 

1.75 qt (1.66 L)

Brake Hydraulic System:

(DOT 3)

Master Cylinder:

1.64 pt (0.78 L)

Total System:

3.12 pt. (1.5 L)

Windshield Washer 

   Reservoir:

2.5 gal. (9.5 L) 

Geared Fan Drive

1.2 pt. (0.6 L)

Curb Weight*:

Four Door Open Top (w/ full doors) (HMDO)

7,847 lb (3,563 kg)

Four-Door Station Wagon (HMDS)

8,114 lb (3,684 kg)

Payload*:

Four-Door Open Top (w/ full doors) (HMDO)

2,453 lb (1,114 kg)

Four-Door Station Wagon (HMDS)

2,186 lb (992 kg)

Gross Vehicle Weight (GVW)

10,300 lb (4,676 kg)

Gross Axle Weight Rating (GAWR):

Front

4,100 lb (1,861 kg)

Rear

6,800 lb (3,087 kg)

Gross Combination Weight (GCW)

17,300 lb (7,854 kg)

Maximum Towed Load**:

Foor-Door Open Top (w/full doors)

9,303 lb (4,224 kg)

Four-Door Station Wagon (HMDS)

9,036 lb (4,102 kg)

12-1-05

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5745804

VEHICLE DIMENSIONS

NOTE: The vehicle weight and dimensions data applies to models without a winch.

ABBREVIATIONS

Length:

184.5 in. (468.6 cm)  See Note

Height: 

77 in. (195.5 cm)

Width (without mirrors):

86.50 in. (219.7 cm)

Ground Clearance:

16 in. (41 cm) (at GVW)

Wheelbase:

130 in (330 cm)

Track Width:

72 in. (183 m)

ABS

Antilock Brake System

A/C

Air Conditioning

a.c

Alternating Current

AMP

Ampere

CO Carbon 

Monoxide

C

Celsius (centigrade)

cm Centimeter

CTIS

Central Tire Inflation System

CDR 

Crankcase Depression Regulator

cm

3

Cubic Centimeter

in.

3

Cubic Inch

cyl

Cylinder

°

Degree (angle or temperature)

DTC

Diagnostic Trouble Code

dia

Diameter

d.c.

Direct Current

EPA

Environmental Protection Agency

F

Fahrenheit

ft

Feet

ft/min 

Feet Per Minute

fl oz 

Fluid Ounce

gal

Gallon

g

Gram

GAWR

Gross Axle Weight Rating

GVW

Gross Vehicle Weight

GVWR

Gross Vehicle Weight Rating

hp

Horsepower

HVAC

Heat, Ventilation, and Air Conditioning

in

Inch

INC

Include

ID

Identification

I.D

Internal Diameter

kg

Kilograms

km Kilometer

km/h 

Kilometers Per Hour

kPa

Kilopascals