Chevrolet Silverado / GMC Sierra. Manual — part 321

4. Remove the O-ring (421) from the tube, as required.

EXHAUST MANIFOLD REMOVAL - LEFT SIDE

Fig. 305: Exhaust Manifold
Courtesy of GENERAL MOTORS CORP.

1. Remove the spark plug wires from the spark plugs.

2. Remove the exhaust manifold, bolts, and gasket.

3. Discard the gasket.

be used again if it is not cut or damaged.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

Fig. 306: Exhaust Manifold
Courtesy of GENERAL MOTORS CORP.

4. Remove the heat shield (603) and bolts (604) from the manifold (600), as required.

5. Remove the studs (605), as required.

EXHAUST MANIFOLD REMOVAL - RIGHT SIDE

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

Fig. 307: Exhaust Manifold
Courtesy of GENERAL MOTORS CORP.

1. Remove the spark plug wires from the spark plugs.

2. Remove the exhaust manifold, bolts, and gasket.

3. Discard the gasket.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

Fig. 308: View Of Right Exhaust Manifold & Heat Shield
Courtesy of GENERAL MOTORS CORP.

4. Remove the heat shield (603) and bolts (604) from the manifold (600), as required.

5. Remove the studs (605), as required.

WATER PUMP REMOVAL

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2