Hummer H3. Manual — part 295

2. Tighten the bolts a final pass in sequence to 50 N.m (37 lb ft).

Fig. 53: View Of Generator & Mounting Bolts
Courtesy of GENERAL MOTORS CORP.

3. Position the generator to the engine.

4. Install the 3 generator bolts.

Tighten: Tighten the bolts in sequence to 50 N.m (37 lb ft).

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 54: View Of Engine Lift Bracket & Attachments
Courtesy of GENERAL MOTORS CORP.

5. Engage the engine wiring harness conduit to the engine lift bracket (1).

6. Install the bolt (3) securing the A/C compressor hose/pipe bracket (2) to the engine lift

bracket (1).

Tighten: Tighten the bolt to 9 N.m (80 lb in).

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

Replacement (With A/C).

POSITIVE CRANKCASE VENTILATION HOSE/PIPE/TUBE REPLACEMENT

Removal Procedure

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 55: View Of Crankcase Ventilation System
Courtesy of GENERAL MOTORS CORP.

1. Remove the air cleaner resonator and outlet duct. Refer to Air Cleaner Resonator and

Outlet Duct Replacement .

2. Disconnect the positive crankcase ventilation (PCV) fresh air tube (6) from the air cleaner

resonator (1).

3. Disconnect the PCV dirty air tube (2) from the following:

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

The camshaft cover (5)

The intake manifold (3)

Installation Procedure

Fig. 56: View Of Crankcase Ventilation System
Courtesy of GENERAL MOTORS CORP.

1. Connect the PCV fresh air tube (6) to the air cleaner resonator (1).

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3