LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2021 >> Yukon XL AT4 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 5.3L (L84) Or 6.2L (L87) - Repair Instructions ( 2 Of 12) >> Repair Instructions >> Crankshaft and Bearing Removal and Installation >> Assemble Procedure

Assemble Procedure

  1. GM5577670Courtesy of GENERAL MOTORS COMPANY

    Oil Pan Front Seal (3) - Install NEW

  2. Oil Pan High Pressure Port Seal (2) - Install NEW
  3. GM5570478Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Ensure proper use of room temperature vulcanizing (RTV) sealant. Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant

    Apply a 3 mm (0.118 in) bead of RTV sealant on the engine front cover, engine block, and crankshaft rear oil seal housing as shown (1). Apply a 5 mm (0.197 in) bead of RTV sealant at the corner areas as shown (2). Adhesives, Fluids, Lubricants, and Sealers

  4. GM4997027Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Install and align the oil pan within 10 minutes of applying the sealer.

    Oil Pan (3) - Install

  5. Oil Pan Bolt (1, 2) - Install and tighten in sequence [ 16x ] - Fastener Specifications
  6. GM5585085Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left side shown, right side similar.

    Cylinder Head Gasket (5) - Install NEW

  7. Cylinder Head (4) - Install
  8. Cylinder Head Bolt (2) - Install NEW and hand tighten [ 10x ]
  9. Cylinder Head Bolt (3) - Tighten in sequence [ 10x ] - Fastener Specifications
  10. Connect the valve rocker arm oil control valve extension harness connector (1) to the valve rocker arm oil control valve harness.
  11. GM5585083Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left side shown, right side similar.

    Valve Push Rod (2) - Install [ 8x ]

  12. Valve Rocker Arm (1) - Install [ 16x ] - Fastener Specifications
  13. GM5585082Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left side shown, right side similar.

    Valve Rocker Arm Cover Gasket (1) - Install NEW [ 2x ]

  14. Valve Rocker Arm Cover (2) - Install [ 2x ]
  15. Valve Rocker Arm Cover Bolt (3) - Install and tighten in sequence [ 19x ] - Fastener Specifications
  16. Push the boot of the spark plug wire (8) onto the gas engine ignition spark plug until 2 audible clicks are heard.