Chevrolet Silverado / GMC Sierra. Manual — part 276

3. Install the CMP actuator magnet bolts (751).

Tighten: Tighten the bolts to 12 N.m (106 lb in).

4. Connect the engine harness electrical connector to the CMP actuator magnet.

5. Install the water pump. Refer to Water Pump Replacement .

ENGINE FRONT COVER REPLACEMENT

Special Tools

J 41476 Front and Rear Cover Alignment (at crankshaft seal area). See Special Tools.

Removal Procedure

Fig. 143: View Of Oil Pan-To-Front Cover Bolts
Courtesy of GENERAL MOTORS CORP.

1. Remove the water pump. Refer to Water Pump Replacement .

2. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

3. Remove the oil pan-to-front cover bolts.

Fig. 144: View Of Front Cover & Gasket
Courtesy of GENERAL MOTORS CORP.

4. Remove the front cover bolts.

5. Remove the front cover and gasket.

6. Discard the front cover gasket.

7. Clean and inspect the engine front cover. Refer to Engine Front Cover Cleaning and

Inspection.

Installation Procedure

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

IMPORTANT:

Do not reuse the crankshaft oil seal or front cover gasket.

Do not apply any type of sealant to the front cover gasket,
unless specified.

The special tool in this procedure is used to properly center
the front crankshaft front oil seal.

All gasket surfaces should be free of oil or other foreign
material during assembly.

The crankshaft front oil seal MUST be centered in
relation to the crankshaft.

An improperly aligned front cover may cause premature
front oil seal wear and/or engine oil leaks.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2