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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Engine Mechanical - 2.8L (LWN) Diesel) >> Repair Instructions - On Vehicle >> Crankshaft Rear Oil Seal Replacement >> Installation Procedure

Installation Procedure

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  1. GM2600090Courtesy of GENERAL MOTORS COMPANY
    NOTE:
    • The crankshaft rear oil seal must be installed with the cupped side of the seal facing the tool.
    • The bottom edge of the crankshaft rear oil seal housing must hang off the edge of the bench to allow it to lay flat.

    Install the NEW crankshaft rear oil seal (3) into the crankshaft rear oil seal housing (4) using the EN-50026  installer (2) and GE-8092  handle (1) until the seal bottoms out on the housing.

  2. GM2563309Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    If removed, install the crankshaft rear oil seal housing locating pin (5) and exciter ring locating pin (6).

    NOTE:

    Lubricate the crankshaft sealing surface with engine oil. Adhesives, Fluids, Lubricants, and Sealers 

    Crankshaft Rear Oil Seal Housing Gasket(4) - Install

  3. Crankshaft Rear Oil Seal Housing(3) - Install
  4. Crankshaft Rear Oil Seal Housing Bolt(2) - Loosely install[6x]
  5. Crankshaft Position Sensor Exciter Ring(1) - Install
  6. GM2600094Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    NOTE:

    For ease of installation, hand start the rear oil seal housing bolts (1) at the oil pan before tightening the rear oil seal housing.

    Tighten the oil pan bolts. (1)15 N. m (11 lb ft)

  7. Fig 1: Crankshaft Rear Oil Seal Housing Bolt Tightening Sequence
    GM2272928Courtesy of GENERAL MOTORS COMPANY

    Tighten the bolts in the sequence shown. 15 N. m (11 lb ft)

  8. Transmission Replacement - Install