Hummer H3. Manual — part 331

Fig. 181: View Of Timing Chain Tensioner Shoe & Bolt
Courtesy of GENERAL MOTORS CORP.

9. Remove the timing chain tensioner shoe bolt.

10. Remove the timing chain tensioner shoe from the engine.

Installation Procedure

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 182: View Of Timing Chain Tensioner Shoe & Bolt
Courtesy of GENERAL MOTORS CORP.

1. Position the timing chain tensioner shoe to the engine.

2. Install the timing chain tensioner shoe bolt.

Tighten: Tighten the bolt to 25 N.m (18 lb ft).

NOTE:

Refer to Fastener Notice .

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 183: View Of Cylinder Head Access Hole Plugs
Courtesy of GENERAL MOTORS CORP.

3. Install the cylinder head access hole plug.

Tighten: Tighten the plug to 5 N.m (44 lb in).

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 184: View Of Tee At Timing Chain Tensioner
Courtesy of GENERAL MOTORS CORP.

4. Remove the tee in the timing chain tensioner in order to regain tension on the timing chain.

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3