Hummer H3. Manual — part 1473

J 42371 Hydraulic Clutch Line Separator

Removal Procedure

1. Remove the control lever and boot. Refer to Control Lever and/or Boot Replacement.

2. Drain the transmission fluid if necessary. Refer to Transmission Fluid Replacement.

3. Remove the transfer case assembly. Refer to Transfer Case Assembly Replacement .

Fig. 34: Separating Hydraulic Clutch Line From Clutch Actuator Quick Connect
Courtesy of GENERAL MOTORS CORP.

4. Using the J 42371 push back on the white plastic sleeve on the quick connect in order to

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3

separate the hydraulic clutch line from the clutch actuator quick connect.

It is not necessary to plug the lower hose end or slave cylinder fitting as they are equipped
with check valves, only minimal fluid loss may be experienced.

Fig. 35: Identifying Engine Wiring Harness Electrical Connector At Backup Lamp
Switch
Courtesy of GENERAL MOTORS CORP.

5. Disconnect the engine wiring harness electrical connector (1) from the backup lamp switch

(2).

6. Disconnect the engine wiring harness clip (3) from the clip bracket and position the harness

over the transmission.

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3

Fig. 36: Locating Wiring Harness Clip
Courtesy of GENERAL MOTORS CORP.

7. Disconnect the engine wiring harness clip (1) from the clip brackets and position the harness

aside.

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3

Fig. 37: View Of Fuel Hose/Pipe Bracket & Nuts (MA5)
Courtesy of GENERAL MOTORS CORP.

8. Remove the nuts securing the fuel hose/pipe brackets to the transmission and position aside.

9. Support and secure the transmission using a suitable transmission jack.

10. Remove the transmission crossmember. Refer to Transmission Support Crossmember

Replacement .

2007 Hummer H3

2007 TRANSMISSION Manual Transmission - Aisin AR5 - H3