Chevrolet Silverado / GMC Sierra. Service manual — part 266

5. Remove the O-ring seal from the tube (if required).

Installation Procedure

Fig. 111: View Of Oil Level Indicator Tube & Bolt
Courtesy of GENERAL MOTORS CORP.

1. Lubricate the O-ring seal with clean engine oil.

2. Install the O-ring seal onto the oil level indicator tube.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

3. Install the oil level indicator tube behind the exhaust manifold.

4. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .

5. Install the oil level indicator tube into the block. The tube must be installed with the collar

flush to the block.

6. Lower the vehicle.

7. Install the oil level indicator tube bolt

Tighten: Tighten the oil level indicator tube bolt to 25 N.m (18 lb ft).

NOTE:

Refer to Fastener Notice .

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

Fig. 112: View Of Oil Level Indicator
Courtesy of GENERAL MOTORS CORP.

8. Install the oil level indicator to the tube.

CYLINDER HEAD REPLACEMENT - LEFT SIDE

Special Tools

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

J 45059 Angle Meter. See Special Tools.

J 42385-200 Thread Repair Kit. See Special Tools.

Removal Procedure

1. Remove the generator bracket. Refer to Generator Replacement .

2. Remove the coolant air bleed pipe. Refer to Coolant Air Bleed Pipe Assembly

Replacement .

3. Remove the left exhaust manifold. Refer to Exhaust Manifold Replacement - Left Side .

4. Remove the pushrods. Refer to Valve Rocker Arm and Push Rod Replacement.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2