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Home >> Chevrolet >> 2021 >> Tahoe Z71 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 5.3L (L84) Or 6.2L (L87) - Repair Instructions (4 Of 11) >> Repair Instructions >> Oil Pump Flow Control Solenoid Valve Harness Replacement (L87 with RC1) >> Installation Procedure

Installation Procedure

  1. Oil Pump Flow Control Solenoid Valve Wire (1) - Install
    GM5617527Courtesy of GENERAL MOTORS COMPANY
  2. Oil Pump Flow Control Solenoid Valve - Connect
  3. Oil Pump Flow Control Solenoid Valve Wire Clip (1) - Connect
    GM5617528Courtesy of GENERAL MOTORS COMPANY
  4. Apply a 3 mm (0.118 in) bead of RTV sealant on the engine front cover as shown (1). Adhesives, Fluids, Lubricants, and Sealers
    GM5590062Courtesy of GENERAL MOTORS COMPANY
    NOTE:
  5. Apply a 5 mm (0.197 in) bead of RTV sealant on the engine front cover as shown (2). Adhesives, Fluids, Lubricants, and Sealers
  6. Apply a 3 mm (0.118 in) bead of RTV sealant (1) to the engine oil pan (2). Adhesives, Fluids, Lubricants, and Sealers
    GM5599003Courtesy of GENERAL MOTORS COMPANY
  7. Oil Pump Flow Control Solenoid Valve (2) - Install
    GM5641161Courtesy of GENERAL MOTORS COMPANY
  8. Oil Pump Flow Control Solenoid Valve Retainer (1) - Install
  9. Engine Front Cover (2) - Install
    GM5615528Courtesy of GENERAL MOTORS COMPANY
  10. Engine Front Cover Bolt (1, 3) - Install and hand tighten [10x]
  11. CAUTION:

    Refer to Fastener Caution .

  12. Engine Front Cover Bolt (1, 3) - Tighten in sequence [10x] - Fastener Specifications
  13. If the engine front cover is reused, perform the following steps:
    GM5607186Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    If the engine front cover is reused, the crankshaft front oil seal must be replaced.

      NOTE:
      • For proper orientation, note the installation direction of the crankshaft front oil seal. The crankshaft front oil seal is a reverse-lip design. Install with "THIS SIDE OUT" displayed as shown.
      • Install the crankshaft front oil seal with "THIS SIDE OUT" facing away from the engine.
      • Do NOT lubricate the crankshaft front oil seal sealing surface.
    1. Install the EN-41478-A  Crankshaft Front Oil Seal Installer (1) to the EN-51091  Crankshaft Front Oil Seal Installer (2).
    2. Install the NEW crankshaft front oil seal (3) to the EN-51091  Crankshaft Front Oil Seal Installer (2).
    3. Install the EN-41478-A  Crankshaft Front Oil Seal Installer (1) and the EN-51091  Crankshaft Front Oil Seal Installer (2) into the crankshaft.
    4. Rotate the EN-51091  Crankshaft Front Oil Seal Installer (2) clockwise until the NEW crankshaft front oil seal (3) enters the engine front cover and seats into the bottom of the engine front cover.
    5. Remove the EN-41478-A  Crankshaft Front Oil Seal Installer (1) and the EN-51091  Crankshaft Front Oil Seal Installer (2) from the crankshaft and engine front cover.
    6. Inspect the oil seal for proper installation. The oil seal should be installed evenly and completely into the engine front cover.
  14. Electrical Connector (1) - Connect
    GM5589667Courtesy of GENERAL MOTORS COMPANY
  15. Oil Pan Bolt (2) - Install and tighten [2x] - Fastener Specifications
  16. Raise and support the vehicle.
  17. Crankshaft Balancer (1) - Loosely install
    GM5584621Courtesy of GENERAL MOTORS COMPANY
  18. Install the EN-41478-A  Crankshaft Front Oil Seal Installer (3) and the EN-41665-A  Crankshaft Balancer and Sprocket Installer (2) to the crankshaft.
    GM5584620Courtesy of GENERAL MOTORS COMPANY
  19. Using the EN-41665-A  Crankshaft Balancer and Sprocket Installer (2) properly seat the crankshaft balancer (1).
  20. Remove the EN-41478-A  Crankshaft Front Oil Seal Installer (3) and the EN-41665-A  Crankshaft Balancer and Sprocket Installer (2).
  21. Install the EN-52287  Balancer Holding Kit (1) and the EN-956-1  Extension (2) to the crankshaft balancer (3).
    GM5582554Courtesy of GENERAL MOTORS COMPANY
  22. Crankshaft Balancer Bolt (1) - Install NEW and tighten - Fastener Specifications
    GM5582462Courtesy of GENERAL MOTORS COMPANY
  23. Remove the EN-52287  Balancer Holding Kit (3) and the EN-956-1  Extension (4) from the crankshaft balancer (2).
  24. Underbody Skid Shield (3) - Install
    GM5512332Courtesy of GENERAL MOTORS COMPANY
  25. Underbody Skid Shield Bolt (2) - Install and tighten [2x] - Fastener Specifications
  26. Underbody Splash Shield (1) - Install
    GM5512311Courtesy of GENERAL MOTORS COMPANY
  27. Underbody Splash Shield Bolt (1) - Install and tighten [4x] - Fastener Specifications
    GM5512320Courtesy of GENERAL MOTORS COMPANY
  28. Underbody Splash Shield Bolt (2) - Install and tighten [4x] - Fastener Specifications
  29. Water Pump Gasket (2) - Install NEW [2x]
    GM5587617Courtesy of GENERAL MOTORS COMPANY
  30. Water Pump (1) - Install
  31. If NEW threaded components are being installed, loosen the adhesive using a metal pick or similar tool before proceeding. If threaded components are reused, prepare the threaded components using the following steps:
    GM4994474Courtesy of GENERAL MOTORS COMPANY
    1. Remove any loose cured adhesive from the external threads of the components using a lint free cloth.
    2. Thread the cleaned components into the internal mating threads and remove to loosen trapped cured adhesive.
    3. Apply thread locking adhesive to the external threads of the components. Adhesives, Fluids, Lubricants, and Sealers
    4. Ensure there are no gaps in the thread locking adhesive once applied to the component.
  32. Water Pump Housing Bolt (1) - Install and hand tighten [6x]
  33. Water Pump Housing Bolt - Tighten in sequence [6x] - Fastener Specifications
  34. Engine Coolant Temperature Sensor Electrical Connector (1) - Connect
    GM4994461Courtesy of GENERAL MOTORS COMPANY
  35. Radiator Inlet Hose (3) @Water Pump - Install
    GM4994407Courtesy of GENERAL MOTORS COMPANY
  36. Engine Coolant Air Bleed Hose (2) @Water Pump - Install
  37. Hose Clamp (1) - Engage [2x] - Hose Clamp Replacement Guidelines - Spring Type
  38. Radiator Outlet Hose (2) @Water Pump - Install
    GM4994158Courtesy of GENERAL MOTORS COMPANY
  39. Radiator Outlet Hose Clamp (1) - Engage
  40. Heater Water Auxiliary Pump Hose (3) @Water Pump - Install
    GM4994147Courtesy of GENERAL MOTORS COMPANY
  41. Heater Inlet Hose (2) @Water Pump - Install
  42. Hose Clamp (1) - Engage [2x] - Hose Clamp Replacement Guidelines - Spring Type
  43. Air Conditioning Compressor (1) - Install
    GM5585692Courtesy of GENERAL MOTORS COMPANY
  44. Air Conditioning Compressor Bolt (1) - Loosely install
    GM5585694Courtesy of GENERAL MOTORS COMPANY
  45. Air Conditioning Compressor Stud (3) - Install and tighten - Fastener Specifications
  46. Air Conditioning Compressor Bolt (1) - Tighten - Fastener Specifications
  47. Air Conditioning Compressor Nut (2) - Install and tighten - Fastener Specifications
  48. Generator (1) - Install
    GM5575803Courtesy of GENERAL MOTORS COMPANY
  49. Generator Bolt (1) - Install and tighten - Fastener Specifications
    GM5573707Courtesy of GENERAL MOTORS COMPANY
  50. Generator Bolt (2) - Install and tighten - Fastener Specifications
  51. Engine Cooler Fan (1) @Engine Radiator - Install
    GM5001394Courtesy of GENERAL MOTORS COMPANY
  52. Engine Coolant Fan Bracket Bolt (1) - Install and tighten [2x] - Fastener Specifications
    GM5001393Courtesy of GENERAL MOTORS COMPANY
  53. Transmission Fluid Cooler Pipe Clip (1) - Secure
    GM5569584Courtesy of GENERAL MOTORS COMPANY
  54. Transmission Fluid Cooler Pipe Clip (2) - Install [2x]
    GM5569435Courtesy of GENERAL MOTORS COMPANY
  55. Transmission Fluid Cooler Pipe Bolt (1) - Install and tighten - Fastener Specifications
  56. Engine Oil Cooler Hose (1) @Engine Radiator - Install
    GM5568876Courtesy of GENERAL MOTORS COMPANY
  57. Engine Oil Cooler Pipe Bracket Bolt (3) - Install and tighten - Fastener Specifications
  58. Engine Oil Cooler Retainer (2) - Install [2x]
  59. Position the wiring harness. (3)
    GM5568871Courtesy of GENERAL MOTORS COMPANY
  60. Electrical Connector (1) - Connect
  61. Wiring Harness Retainer (2) - Install [2x]
  62. Position the wiring harness. (2)
    GM5568870Courtesy of GENERAL MOTORS COMPANY
  63. Electrical Connector (3) - Connect
  64. Wiring Harness Retainer (1) - Install [2x]
  65. Radiator Inlet Hose (3) @Engine Radiator - Install
    GM5568866Courtesy of GENERAL MOTORS COMPANY
  66. Radiator Inlet Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  67. Radiator Inlet Hose Clip (2) - Install
  68. Radiator Surge Tank Outlet Hose (3) - Move into position
    GM5568620Courtesy of GENERAL MOTORS COMPANY
  69. Radiator Surge Tank Outlet Hose Clip (2) - Install [2x]
  70. Engine Oil Cooler Hose Clip (1) - Secure
    GM5568873Courtesy of GENERAL MOTORS COMPANY
  71. Starter Solenoid Cable (2) - Install
    GM5573641Courtesy of GENERAL MOTORS COMPANY
  72. Battery Positive Cable Nut (1) - Install and tighten - Fastener Specifications
  73. Electrical Connector (3) - Connect
  74. Install NEW accessory drive auxiliary belt (1) following the instructions included with the accessory drive auxiliary belt.
    GM5116154Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The OEM replacement stretchy accessory drive auxiliary belt is packaged with a disposable installation tool and installation instructions.

  75. Inspect the accessory drive auxiliary belt (1) for proper installation and alignment.
  76. Rotate the crankshaft balancer (1) an additional 360 degrees to ensure proper accessory drive auxiliary belt installation.
    GM5116156Courtesy of GENERAL MOTORS COMPANY
  77. Position the NEW accessory drive primary belt (4) on the belt idler pulley (2), fan and water pump pulley (3) and generator (1).
    GM5523120Courtesy of GENERAL MOTORS COMPANY
  78. Install EN-51767-2  Universal Stretchy Belt Installer (1) onto the crankshaft balancer.
    GM5115929Courtesy of GENERAL MOTORS COMPANY
  79. Position the NEW accessory drive primary belt (2) on the crankshaft balancer.
    GM5115932Courtesy of GENERAL MOTORS COMPANY
  80. Slowly rotate the crankshaft balancer in a clockwise direction until the accessory drive primary belt (2) fully seats on the crankshaft balancer.
  81. Remove EN-51767-2  Universal Stretchy Belt Installer (1) from the crankshaft balancer.
  82. Inspect the accessory drive primary belt (1) for proper installation and alignment.
    GM5115452Courtesy of GENERAL MOTORS COMPANY
  83. Rotate the crankshaft balancer (1) and additional 360 degrees to ensure proper accessory drive primary belt installation.
    GM5115454Courtesy of GENERAL MOTORS COMPANY
  84. Air Cleaner Outlet Duct (3) - Install
    GM5551440Courtesy of GENERAL MOTORS COMPANY
  85. Air Cleaner Outlet Duct Clamp (2) - Tighten [2x] - Fastener Specifications
  86. Positive Crankcase Ventilation Fresh Air Tube (1) - Connect - Plastic Collar Quick Connect Fitting Service
  87. Air Cleaner Outlet Duct Bracket Bolt (1) - Install and tighten - Fastener Specifications
    GM5001375Courtesy of GENERAL MOTORS COMPANY
  88. Install engine wiring harness to air cleaner outlet duct bracket.
  89. Engine Oil and Oil Filter - Install NEW - Engine Oil and Oil Filter Replacement
  90. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection (9C1, 5W4) , or Battery Negative Cable Disconnection and Connection (KL9)
  91. Fill the cooling system. Cooling System Draining and Filling (GE 47716 L84, L87) , or Cooling System Draining and Filling (Static L84, L87)
  92. Check for oil leaks.