Hummer H3. Manual — part 97

Fig. 54: View Of Engine Lift Bracket, A/C Compressor Hose/Pipe Bracket & Bolt, &
Wiring Harness Conduit
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).

CRANKCASE VENTILATION HOSES/PIPES REPLACEMENT

2006 Hummer H3

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

Removal Procedure

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

Outlet Duct Replacement in Engine Controls - 3.5L (L52).

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

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

2006 Hummer H3

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

resonator (1).

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

The camshaft cover (5)

The intake manifold (3)

Installation Procedure

Fig. 56: View Of Crankcase Ventilation System

2006 Hummer H3

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

Courtesy of GENERAL MOTORS CORP.

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

2. Connect the PCV dirty air tube (2) to the following:

The camshaft cover (5)

The intake manifold (3)

3. Install the air cleaner resonator and outlet duct. Refer to Air Cleaner Resonator and

Outlet Duct Replacement in Engine Controls - 3.5L (L52).

INTAKE MANIFOLD REPLACEMENT

Removal Procedure

1. Remove the throttle body. Refer to Throttle Body Assembly Replacement in Engine

Controls - 3.5L (L52).

2. Remove the battery box. Refer to Battery Box Replacement in Engine Electrical.

3. Remove the oil level indicator and tube. Refer to Oil Level Indicator and Tube

Replacement.

2006 Hummer H3

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