Hummer H3. Manual — part 1643

Transfer Case Shift Control Module C3 Connector Parts Information

Transfer Case Shift Control Module C3 Connector Terminal Identification

TRANSFER CASE DISASSEMBLED VIEW

Connector Part Information

OEM: 12052856

Service: 12125636

Description: 4-Way F Metri-Pack 280 Series (BK)

Terminal Part Information

Terminal/Tray: 12015858/4

Core/Insulation Crimp: F/G

Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Pin

Wire Color

Circuit No.

Function

A

BK

2050

Ground

B

OG

1640

Battery Positive Voltage

C

RD

1553

Motor Control A

D

BK

1552

Motor Control B

2007 Hummer H3

2007 TRANSMISSION Transfer Case - BW 4493/4494 - H3

Fig. 10: Transfer Case Disassembled View - Case
Courtesy of GENERAL MOTORS CORP.

Callouts For Fig. 10

Callout

Component Name

1

Adapter Stud

2

Front Case Half

3

Location Pin

3

Location Pin

4

Fuel Line Bracket

5

Vehicle Speed Sensor O-Ring Seal

6

Vehicle Speed Sensor

7

Output Shaft Bushing

8

Rear Output Shaft Seal

9

Fill Plug

10

Shift Shaft Seal

2007 Hummer H3

2007 TRANSMISSION Transfer Case - BW 4493/4494 - H3

11

Encoder Motor

12

Encoder Motor Bolt

13

Encoder Motor Bracket Bolt

14

Case Half Bolt

15

Wiring Harness Bracket

16

Drain Plug

17

Rear Case Half

18

Magnet

19

Front Output Shaft Seal

20

Front Output Shaft Flange

21

Front Output Shaft Flange Seal

22

Front Output Shaft Flange Washer

23

Front Output Shaft Flange Nut

24

Vent

25

Input Shaft Seal

2007 Hummer H3

2007 TRANSMISSION Transfer Case - BW 4493/4494 - H3

Fig. 11: Transfer Case Disassembled View - Internal Components
Courtesy of GENERAL MOTORS CORP.

Callouts For Fig. 11

Callout

Component Name

200

Input Gear Bearing

201

Ring Gear

202

Ring Gear Retaining Ring

203

High/Low Planetary Carrier Assembly

203

High/Low Planetary Carrier Assembly

204

Mainshaft Front Support Bearing

205

High/Low Range Sleeve

205

High/Low Range Sleeve

206

High/Low Range Shift Fork Assembly

2007 Hummer H3

2007 TRANSMISSION Transfer Case - BW 4493/4494 - H3