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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1667 (Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L - Repair Instructions - On Vehicle) >> Crankshaft Rear Oil Seal Housing Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE:
    • Do not reuse the crankshaft oil seal or rear cover gasket.
    • Do not apply any type of sealant to the rear cover gasket, unless specified.
    • The special tool in this procedure is used to properly center the crankshaft rear oil seal.
    • All gasket surfaces should be free of oil or other foreign material during assembly.
    • The crankshaft rear oil seal MUST be centered in relation to the crankshaft.
    • An improperly aligned rear cover may cause premature rear oil seal wear and/or engine assembly oil leaks.
    Fig 1: Locating Joints At Rear Of Block/Pan
    GM2108436Courtesy of GENERAL MOTORS CORP.
  1. Apply a 5 mm (0.2 in) bead of sealant, 20 mm (0.8 in) to the 2 joints (a) at the rear of the block/pan. Refer to Adhesives, Fluids, Lubricants, and Sealers .
    2. Fig 2: View Of Engine Block Rear Oil Gallery Plug
    GM63228Courtesy of GENERAL MOTORS CORP.
  2. Inspect the rear oil gallery plug for proper installation.
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