Hummer H1 (2006+). Manual - part 14

1-8

General Information, Lubrication and Maintenance

_________________

ENGINE IDENTIFICATION

The engine serial number label is located at the rear of the left cylinder head (Figure-1-7). 

Figure 1-7:   Engine I.D. Label Location

VEHICLE IDENTIFICATION NUMBER (VIN)

The VIN plate is located on the driver’s side A-pillar.  (Figure-1-8). 

Figure 1-8:   VIN Plate Location

The first twelve digits of the seventeen digit VIN are explained in the chart on the following page.

 ENGINE SERIAL

NUMBER LABEL

VIN PLATE

04-S01-005

6-1-05

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 General Information, Lubrication and Maintenance  1-9

5745804

Vehicle Identification Number Decoding Chart 

Digit

Code

Code Definition

1

1

United States

2

3

AM General LLC

3

7

Commercial Vehicles

4

P

6.6L Turbocharged Diesel, GM-Isuzu, 8 cyl., 300 hp

5

H

5-Speed, Automatic/LHD

6 & 7

84

1-1/4 ton

Station wagon

Truck, utility - HMDS

90

1-1/4 ton

Open body w/full hard doors

Truck, utility - HMDO

8

3

Class 3, 10,001 lb - 14,000 lb (4,541 kg - 6,356 kg)

9

—

Check Digit

10

6

2006

11

E

Mishawaka, Indiana

12-17

—

Sequential Serial Number

1

3

7

P

H

84

3

4

6

E

000001

Digit 1
Manufacturing
Country

Digit 2
Company/Make

Digit 3
Vehicle Type

Digit 4
Engine Type

Digit 5
Transmission/Drive

Digit 6 and 7
Truck Line Series
Model, Body Type

Digit 12 

Sequential,

Assigned
Serial Number

Digit 11
Plant Code

Digit 10
Model Year

Digit 9
Check Digit

Digit 8
GVWR

through 17

1-10

General Information, Lubrication and Maintenance

________________

COMPONENT DATA 

Engine: )

Governed Speed:

Cylinders:

Lubricating System:

Fuel System:

Manufacturer:

Duramax Inc (GM/ Isuzu)

Model:

 6.6 L Turbo Diesel

Type:

Four Cycle, Turbocharged Diesel, with cooled EGR

Configuration:

V8

Turbo Charging:

Variable Nozzel Turbo Charger with Intercooling

Exhaust:

Exhaust Gas Recirculation with Intercooling

Power Output:

300 hp @ 3000 rpm/520 ft lb. Torque @ 1600 rpm

Fuel System:

Common Rail High Presure Direct Injection

Engine control:

Delphi Electronic Control Module

Throttle Control:

Electronic Potentiometer Throttle Pedal

Net Weight:

With fluids 880 lb (400 kg)

Full Load:

3,250 RPM

No Load:

3,400 RPM

Idle Speed:

650 RPM

Number: 8

Arrangement: 90° 

V

Firing Order: 

1-2-7-8-4-5-6-3 (Clockwise)

Bore: 

4.055 in. (103. mm)

Stroke:

3.897 in. (9.9 cm)

Displacement: 

395 cu. in. (6.6 L)

Compression Ratio:

 17:1

Type:

Pressure Feed Gear Pump

Operating Pressure:

55 - 60 Psi @ 3250 RPM  

(Idle Minimum):

14 psi 

System Capacity:

Crankcase only

10.5 qt

Filter Included

12.25 qt 

Filter Capacity:

1.75 qt

Operating Temperature

(Normal)

180°-250° F (82°-121° C)

Oil Pump

High Output

Filter

Paper Element, Spin On

Fuel Injection Pump:

Bosch Common Rail

Fuel Filter:

Full Flow, paper element

Glow Plug Type

Fast Start

11-1-05

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 General Information, Lubrication and Maintenance  1-11

5745804

Starter:

Cooling System:

Generator:

Batteries:

Transmission:

Type:

Torque Reduction

Manufacturer:

Hitachi

Voltage: 12 

V

Type:

Liquid w/Fan and Radiator

Max Operating Temp:

250° F

Min Operating Temp:

-34° F

Filler Cap Pressure:

15 psi (103 kPa)

Radiator Type:

 4 Row Core Downflow

Fan Type:

Fan with viscus drive, 23" diameter, Geared Fan Drive 1-1 ratio

Thermostat:

Starts to Open:

190° F (88° C)

Fully Open:

212° F (100° C)

Manufacturer: Delphi 

Output: 145 

AMP 

Rated Voltage: 

13.2 -15.75 V

Manufacturer: AC 

Delco

Type: Low 

Maintenance

Number:

 2 

Voltage:

12 V

Amperage:

@ 0° F

800 Cold Cranking amps Each Battery

32° F 

1000 Cold Cranking amps Each Battery

80° F

110 Reserve Capacity (Minutes)

Manufacturer:

Allison Transmission

Mode:

M74 1000 Series

Type:

 5-Speed, Automatic

Converter Torque Ratio: 

 2.0:1

Gear Ratios:

First:

3.10:1

Second:

1.81:1

Third:

1.41:1

Fourth:

1.00:1

Fifth:

0.71:1

Reverse:

4.49:1

Oil Type:

Dexron

®

 III

Oil Pressure:

130-300 psi

11-1-05