Chevrolet Silverado / GMC Sierra. Service manual — part 340

Fig. 379: View Of Crankshaft & Engine Block
Courtesy of GENERAL MOTORS CORP.

9. Remove the crankshaft.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

Fig. 380: View Of Camshaft
Courtesy of GENERAL MOTORS CORP.

10. Lay the crankshaft onto 2 wooden V-blocks or other protective surface.

IMPORTANT: Use care when handling the crankshaft. Avoid damage to the

CKP sensor reluctor ring teeth. Nicks, burrs or other damage
to the teeth may effect on-board diagnostics (OBD) II system
performance.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

Fig. 381: View Of Crankshaft Bearings & Bearing Caps
Courtesy of GENERAL MOTORS CORP.

11. Remove the crankshaft bearings from the bearing caps and the engine block.

12. Mark, sort, or organize the crankshaft bearings so they may be installed to their original

position and location. Refer to Separating Parts.

ENGINE BLOCK PLUG REMOVAL

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

Fig. 382: Identifying Engine Block Coolant Heater
Courtesy of GENERAL MOTORS CORP.

1. Remove the engine block coolant heater (114) and seal (115).

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2