Hummer H3. Manual — part 255

the 2 in place of the guide pins. See Special Tools.

4. Remove J 44219 . See Special Tools.

5. Snug the crankshaft rear oil seal housing bolts.

6. Install the remaining two crankshaft rear oil seal housing bolts.

Tighten: Tighten the crankshaft rear oil seal housing bolts to 10 N.m (89 lb in).

NOTE:

Refer to Fastener Notice in Cautions and Notices.

2006 Hummer H3

2006 ENGINE Engine Mechanical - 3.5L (L52) - H3

Fig. 633: View Of Bottom Of Oil Pan Sealing Area
Courtesy of GENERAL MOTORS CORP.

7. Wipe off any excess material from the bottom of the oil pan sealing area (1).

OIL PUMP PIPE AND SCREEN ASSEMBLY INSTALLATION

2006 Hummer H3

2006 ENGINE Engine Mechanical - 3.5L (L52) - H3

Fig. 634: View Of Oil Pump Pipe
Courtesy of GENERAL MOTORS CORP.

1. Install a new oil pump pipe gasket.

2. Install the oil pump pipe and screen assembly.

3. Add sealant GM P/N 12378521 (Canadian P/N 88901148) to the oil pump pipe bolt

threads.

4. Install the oil pump pipe and screen assembly bolts.

NOTE:

Refer to Fastener Notice in Cautions and Notices.

2006 Hummer H3

2006 ENGINE Engine Mechanical - 3.5L (L52) - H3

Tighten: Tighten the oil pump pipe and screen assembly bolts to 10 N.m (89 lb in).

OIL PAN INSTALLATION

Fig. 635: View Of Oil Pan Sealant Application
Courtesy of GENERAL MOTORS CORP.

1. Apply a 5.5 mm (0.22 in) bead of sealer GM P/N 12378521 (Canadian P/N 88901148) or

equivalent, to the oil pan in areas marked (1).

2. Apply a 3 mm (0.12 in) bead of sealer GM P/N 12378521 (Canadian P/N 88901148) to the

oil pan area marked (2).

2006 Hummer H3

2006 ENGINE Engine Mechanical - 3.5L (L52) - H3