GMC G3500 Service Manual

Service Manual: ENGINE MECHANICAL - 4.8L, 5.3L, AND 6.0L - 2 OF 4

2006 GMC Savana 4.8L Eng G3500

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ON-VEHICLE REPAIR INSTRUCTIONS > OIL PUMP, SCREEN AND

CRANKSHAFT OIL DEFLECTOR REPLACEMENT > REMOVAL PROCEDURE

Fig 1: View Of Oil Pump Screen & O-Ring Seal

Courtesy of GENERAL MOTORS CORP.

1. Remove the oil pan. Refer to Oil Pan Replacement .

2. Remove the engine front cover. Refer to Engine Front Cover Replacement .

3. Remove the oil pump screen bolt and nuts.

4. Remove the oil pump screen with O-ring seal.

5. Remove the O-ring seal from the pump screen.

6. Discard the O-ring seal.

Fig 2: View Of Crankshaft Oil Deflector & Nuts

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7. Remove the remaining crankshaft oil deflector nuts.

8. Remove the crankshaft oil deflector.

Fig 3: View Of Oil Pump & Bolt

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IMPORTANT: Do not allow dirt or debris to enter the oil pump assembly,

cap end as necessary.

9. Remove the oil pump bolts.

10. Remove the oil pump.

11. Clean and inspect the oil pump. Refer to Oil Pump Cleaning and Inspection .

ON-VEHICLE REPAIR INSTRUCTIONS > OIL PUMP, SCREEN AND

CRANKSHAFT OIL DEFLECTOR REPLACEMENT > INSTALLATION

PROCEDURE