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Tighten: Tighten the oil pump cover bolts to 12 N.m (106 lb in). 5. Install the relief valve (414). 6. Install the relief valve spring (415). 7. Install the relief valve plug (416). Tighten: Tighten the relief valve plug to 12 N.m (106 lb in). 8. Inspect the oil pump for smooth operation by rotating the drive gear. ENGINE FRONT COVER CLEANING AND INSPECTION
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
Fig. 494: View Of Gasket Sealing Surfaces & Bolt Holes IMPORTANT: Do not use the crankshaft front oil seal again. Install a
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
1. Clean the cover in solvent. Remove the sealant from the cover oil pan surface. Refer to Replacing Engine Gaskets. 2. Dry the cover with compressed air. 3. Inspect the gasket sealing surfaces (1, 4) for excessive scratches or gouging. 4. Inspect the threaded bolt holes (2, 3) for damaged threads or debris. CRANKSHAFT REAR OIL SEAL HOUSING CLEANING AND INSPECTION Do not use the front cover-to-engine block gasket again. Do not use the camshaft position (CMP) actuator magnet CAUTION: Refer to Safety Glasses and Compressed Air Caution .
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
Fig. 495: Crankshaft Rear Oil Seal & Housing IMPORTANT: Do not use the crankshaft rear oil seal again. Install a Do not use the rear housing-to-engine block gasket
2008 Hummer H2 2008 ENGINE Engine Mechanical - 6.2L - H2
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