Hummer H3. Manual — part 496

Fig. 22: Drive Belt Alignment
Courtesy of GENERAL MOTORS CORP.

7. Inspect the drive belt (1) for proper installation and alignment.

2008 Hummer H3

2008 ENGINE Engine Mechanical - 5.3L - H3

Fig. 23: Rotating Clockwise
Courtesy of GENERAL MOTORS CORP.

8. Rotate the balancer (1) and additional 360 degrees to ensure proper belt installation.

9. Install the skid plate. Refer to Engine Shield Replacement .

DRIVE BELT IDLER PULLEY REPLACEMENT

Removal Procedure

2008 Hummer H3

2008 ENGINE Engine Mechanical - 5.3L - H3

Fig. 24: View Of Drive Belt Idler Pulley
Courtesy of GENERAL MOTORS CORP.

1. Remove the accessory drive belt. Refer to Drive Belt Replacement - Accessory.

2. Loosen the drive belt idler pulley bolt and remove the idler pulley.

Installation Procedure

2008 Hummer H3

2008 ENGINE Engine Mechanical - 5.3L - H3

Fig. 25: View Of Drive Belt Idler Pulley
Courtesy of GENERAL MOTORS CORP.

1. Position the drive belt idler pulley to the generator bracket and tighten the idler pulley bolt

finger tight.

2. Tighten the drive belt idler pulley bolt.

Tighten: Tighten the bolt to 50 N.m (37 lb ft).

3. Install the accessory drive belt. Refer to Drive Belt Replacement - Accessory.

DRIVE BELT TENSIONER REPLACEMENT - ACCESSORY

Removal Procedure

NOTE:

Refer to Fastener Notice .

2008 Hummer H3

2008 ENGINE Engine Mechanical - 5.3L - H3