Hummer H3. Manual — part 110

Installation Procedure

1. Install the crankshaft balancer friction washer to the end of the crankshaft balancer.

Fig. 102: Installing Crankshaft Balancer Using The J 41478
Courtesy of GENERAL MOTORS CORP.

2. Install the crankshaft balancer using the J 41478 . See Special Tools.

3. Remove the J 41478 . See Special Tools.

2006 Hummer H3

2006 ENGINE Engine Mechanical - 3.5L (L52) - H3

Fig. 103: View Of Crankshaft Balancer Bolt
Courtesy of GENERAL MOTORS CORP.

4. Install the crankshaft balancer washer and a NEW bolt.

Tighten: Tighten the bolt a first pass to 150 N.m (111 lb ft). Using the J 45059 rotate the
bolt a final pass an additional 180 degrees. See Special Tools.

5. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General

Information.

NOTE:

Refer to Fastener Notice in Cautions and Notices.

2006 Hummer H3

2006 ENGINE Engine Mechanical - 3.5L (L52) - H3

Fig. 104: Identifying EN 46547
Courtesy of GENERAL MOTORS CORP.

6. Remove the EN 46547 (1) from the flywheel teeth. See Special Tools.

2006 Hummer H3

2006 ENGINE Engine Mechanical - 3.5L (L52) - H3

Fig. 105: View Of Service Slot Plug
Courtesy of GENERAL MOTORS CORP.

7. Install the service slot plug.

8. Lower the vehicle.

9. Install the drive belt. Refer to Drive Belt Replacement (Without A/C) or Drive Belt

Replacement (With A/C).

CRANKSHAFT FRONT OIL SEAL REPLACEMENT

Tools Required

J 45951 Front Seal Installer. See Special Tools.

2006 Hummer H3

2006 ENGINE Engine Mechanical - 3.5L (L52) - H3