Hummer H3. Manual — part 441

Fig. 587: Installing J 44225 - Spacer Between Guide & Washer - Right
Courtesy of GENERAL MOTORS CORP.

11. Install J 44225 - spacer (2) between the guide (3) and the washer (1).

12. Turn the threaded rod clockwise until it bottoms to install the right rear balance shaft

bearing to the proper depth.

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 588: Removing Right Balance Shaft Mounting Bolt
Courtesy of GENERAL MOTORS CORP.

13. Remove the balance shaft mounting bolt (1) and J 44225 .

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 589: Installing Left Balance Shaft Bearing
Courtesy of GENERAL MOTORS CORP.

14. Install the new left front balance shaft bearing onto J 44225 (2).

15. Install J 44225 into the balance shaft bearing bore and align the front bearing.

16. Turn the threaded rod clockwise until the guide (1) is seated into the rear journal.

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 590: Installing Left Balance Shaft Mounting Bolt
Courtesy of GENERAL MOTORS CORP.

17. Install and tighten the balance shaft mounting bolt (1) to hold J 44225 .

18. Turn the threaded rod clockwise until it bottoms to install the left front balance shaft

bearing to the proper depth.

19. Remove the balance shaft mounting bolt (1) and J 44225 .

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3