Chevrolet Silverado / GMC Sierra. Service manual — part 319

Fig. 297: View Of Engine Block Coolant Heater & Washer
Courtesy of GENERAL MOTORS CORP.

4. Remove the left side engine block coolant heater (114) and washer (115).

CRANKSHAFT BALANCER REMOVAL

Tools Required

J 41816-A Crankshaft Balancer Remover. See Special Tools.

J 41816-2 Crankshaft End Protector. See Special Tools.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

J 42386-A Flywheel Holding Tool. See Special Tools.

Removal

Fig. 298: View Of Special Tool & Bolts
Courtesy of GENERAL MOTORS CORP.

NOTE:

Refer to Fastener Notice .

IMPORTANT: Do not use the crankshaft balancer bolt again. Install a NEW

crankshaft balancer bolt during final assembly.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

1. Install the J 42386-A (1) and bolts. See Special Tools.

Use 1 M10 - 1.5 x 120 mm and 1 M10 - 1.5 x 45 mm bolt for proper tool operation.

Tighten: Tighten the J 42386-A bolts to 50 N. See Special Tools.m (37 lb ft).

Fig. 299: View Of Crankshaft Balancer Bolt
Courtesy of GENERAL MOTORS CORP.

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2

2. Remove the crankshaft balancer bolt (139).

Do not discard the crankshaft balancer bolt. The balancer bolt is used during the balancer
installation procedure.

Fig. 300: Removing Crankshaft Balancer

2008 Hummer H2

2008 ENGINE Engine Mechanical - 6.2L - H2