Chevrolet Silverado / GMC Sierra. Service manual — part 329

Fig. 337: View Of Cylinder Head Gasket & Locating Pins
Courtesy of GENERAL MOTORS CORP.

3. Remove the gasket (217) and locating pins (230).

4. Discard the gasket and cylinder head bolts.

CYLINDER HEAD REMOVAL - RIGHT SIDE

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

Fig. 338: View Of Cylinder Head & Bolts
Courtesy of GENERAL MOTORS CORP.

1. Remove the cylinder head bolts (220, 221).

2. Remove the cylinder head (218).

IMPORTANT: The cylinder head bolts are of a torque-to-yield design and

are NOT to be used again. Install NEW cylinder head bolts
during assembly.

NOTE:

After removal, place the cylinder head on 2 wood blocks in
order to prevent damage to the sealing surfaces.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

Fig. 339: View Of Cylinder Head Gasket & Locating Pins
Courtesy of GENERAL MOTORS CORP.

3. Remove the gasket (217) and locating pins (230).

4. Discard the gasket and cylinder head bolts.

VALVE LIFTER REMOVAL

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

Fig. 340: Valve Lifter Guides, Cylinder Head & Bolts
Courtesy of GENERAL MOTORS CORP.

1. Remove the guide bolts (211).

2. Remove the guides (210) with lifters.

Note the installed position of the guides. The notched area of the guide is to align with the
locating tab on the block.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2