Hummer H2. Manual — part 1770

Fig. 269: Oil Pan Drain Plug & O-Ring Seal
Courtesy of GENERAL MOTORS CORP.

1. Open the hood.

2. Remove the oil fill cap.

3. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

4. Place a oil drain pan under the oil pan drain plug.

5. Remove the oil pan drain plug.

6. Drain the engine oil.

7. Wipe the excess oil from the drain plug hole and plug.

2004 Hummer H2

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2

Fig. 270: View Of Engine Oil Filter
Courtesy of GENERAL MOTORS CORP.

8. Remove the oil filter from the engine block.

IMPORTANT: Check the old oil filter to ensure that the filter seal is not left on the engine

block.

2004 Hummer H2

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2

9. Wipe the excess oil from the oil filter mounting.

Installation Procedure

Fig. 271: View Of Engine Oil Filter
Courtesy of GENERAL MOTORS CORP.

2004 Hummer H2

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2

1. Lubricate the oil filter seal with clean engine oil.

2. Install the oil filter to the engine block.

Tighten: Tighten the oil filter to 30 N.m (22 lb ft).

Fig. 272: Oil Pan Drain Plug & O-Ring Seal
Courtesy of GENERAL MOTORS CORP.

3. Install the oil drain plug to the engine block.

Tighten: Tighten the oil pan drain plug to 25 N.m (18 lb ft).

4. Lower the vehicle.

5. Fill the crankcase with the proper quantity and grade of engine oil. Refer to Capacities - Approximate

Fluid and Fluid and Lubricant Recommendations in Maintenance and Lubrication.

6. Remove the oil level indicator.

NOTE:

Refer to Fastener Notice in Cautions and Notices.

2004 Hummer H2

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2