LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2021 >> Suburban Z71 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 5.3L (L84) Or 6.2L (L87) - Repair Instructions (9 Of 11) >> Repair Instructions >> Oil Pump Replacement (L84 2WD with RC1) >> Installation Procedure

Installation Procedure

  1. GM5835354Courtesy of GENERAL MOTORS COMPANY

    Timing Chain Tensioner Seal (1) - Install

  2. GM5617529Courtesy of GENERAL MOTORS COMPANY

    Oil Pump (1) - Install

  3. GM5617530Courtesy of GENERAL MOTORS COMPANY

    Oil Pump Bolt (1) - Install and hand tighten [4x]

  4. Oil Pump Bolt (1) - Tighten in sequence [4x] - Fastener Specifications
  5. GM5590062Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Apply a 3 mm (0.118 in) bead of RTV sealant on the engine front cover (1). Adhesives, Fluids, Lubricants, and Sealers

  6. Apply a 5 mm (0.197 in) bead of RTV sealant on the engine front cover (2). Adhesives, Fluids, Lubricants, and Sealers
  7. GM5615528Courtesy of GENERAL MOTORS COMPANY

    Engine Front Cover (2) - Install

  8. Engine Front Cover Bolt (1, 3) - Install and hand tighten [10x]
  9. Engine Front Cover Bolt (1, 3) - Tighten in sequence [10x] - Fastener Specifications
  10. GM5607186Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    If the engine front cover is reused, the crankshaft front oil seal (3) must be replaced.

    If the engine front cover is reused, perform the following steps:

      NOTE:
      • For proper orientation, note the installation direction of the crankshaft front oil seal (3). The crankshaft front oil seal is a reverse-lip design. Install with "THIS SIDE OUT" displayed as shown.
      • Do NOT lubricate the crankshaft front oil seal sealing surface.
    1. Install the crankshaft front oil seal (3) with "THIS SIDE OUT" facing away from the engine.
    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 crankshaft front oil seal (3) for proper installation. The crankshaft front oil seal should be installed evenly and completely into the engine front cover.
  11. GM5587617Courtesy of GENERAL MOTORS COMPANY

    Water Pump Gasket (2) - Install NEW [2x]

  12. Water Pump (1) - Install
  13. GM4994474Courtesy of GENERAL MOTORS COMPANY

    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:

    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.
  14. Water Pump Housing Bolt (1) - Install and hand tighten [6x]
  15. Water Pump Housing Bolt (1) - Tighten in sequence [6x] - Fastener Specifications
  16. GM4994461Courtesy of GENERAL MOTORS COMPANY

    Engine Coolant Temperature Sensor Electrical Connector (1) - Connect

  17. GM4994407Courtesy of GENERAL MOTORS COMPANY

    Radiator Inlet Hose (3) @Water Pump - Install

  18. Engine Coolant Air Bleed Hose (2) @Water Pump - Install
  19. Hose Clamp (1) - Engage [2x] - Hose Clamp Replacement Guidelines - Spring Type
  20. GM4994158Courtesy of GENERAL MOTORS COMPANY

    Radiator Outlet Hose (2) @Water Pump - Install

  21. Radiator Outlet Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  22. GM4994147Courtesy of GENERAL MOTORS COMPANY

    Heater Water Auxiliary Pump Hose (3) @Water Pump - Install

  23. Heater Inlet Hose (2) @Water Pump - Install
  24. Hose Clamp (1) - Engage [2x] - Hose Clamp Replacement Guidelines - Spring Type
  25. GM5585692Courtesy of GENERAL MOTORS COMPANY

    Air Conditioning Compressor (1) - Install

  26. GM5585694Courtesy of GENERAL MOTORS COMPANY

    Air Conditioning Compressor Bolt (1) - Loosely install

  27. Air Conditioning Compressor Stud (3) - Install and tighten - Fastener Specifications
  28. Air Conditioning Compressor Bolt (1) - Tighten - Fastener Specifications
  29. Air Conditioning Compressor Nut (2) - Install and tighten - Fastener Specifications
  30. GM5642615Courtesy of GENERAL MOTORS COMPANY

    Generator (1) - Install

  31. GM5642527Courtesy of GENERAL MOTORS COMPANY

    Generator Bolt (1) - Install and tighten [2x] - Fastener Specifications

  32. GM5001394Courtesy of GENERAL MOTORS COMPANY

    Engine Cooler Fan (1) @Engine Radiator - Install

  33. GM5001393Courtesy of GENERAL MOTORS COMPANY

    Engine Coolant Fan Bracket Bolt (1) - Install and tighten [2x] - Fastener Specifications

  34. GM5569584Courtesy of GENERAL MOTORS COMPANY

    Transmission Fluid Cooler Pipe Clip (1) - Secure

  35. GM5569435Courtesy of GENERAL MOTORS COMPANY

    Transmission Fluid Cooler Pipe Clip (2) - Install [2x]

  36. Transmission Fluid Cooler Pipe Bolt (1) - Install and tighten - Fastener Specifications
  37. GM5568876Courtesy of GENERAL MOTORS COMPANY

    Engine Oil Cooler Hose (1) @Engine Radiator - Install [2x]

  38. Engine Oil Cooler Pipe Bracket Bolt (3) - Install and tighten - Fastener Specifications
  39. Engine Oil Cooler Retainer (2) - Install [2x]
  40. GM5568873Courtesy of GENERAL MOTORS COMPANY

    Engine Oil Cooler Hose Clip (1) - Secure

  41. GM5568871Courtesy of GENERAL MOTORS COMPANY

    Position the wiring harness. (3)

  42. Electrical Connector (1) - Connect
  43. Wiring Harness Retainer (2) - Install [2x]
  44. GM5568870Courtesy of GENERAL MOTORS COMPANY

    Position the wiring harness. (2)

  45. Electrical Connector (3) - Connect
  46. Wiring Harness Retainer (1) - Install [2x]
  47. GM5568866Courtesy of GENERAL MOTORS COMPANY

    Radiator Inlet Hose (3) @Engine Radiator - Install

  48. Radiator Inlet Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  49. Radiator Inlet Hose Clip (2) - Install
  50. GM5568620Courtesy of GENERAL MOTORS COMPANY

    Radiator Surge Tank Outlet Hose (3) - Move into position

  51. Radiator Surge Tank Outlet Hose Clip (2) - Install [2x]
  52. GM5570478Courtesy of GENERAL MOTORS COMPANY

    Apply a 3 mm (0.118 in) bead of RTV sealant on the oil pan (1). Adhesives, Fluids, Lubricants, and Sealers

  53. Apply a 5 mm (0.197 in) bead of RTV sealant on the oil pan (2). Adhesives, Fluids, Lubricants, and Sealers
  54. GM5577840Courtesy of GENERAL MOTORS COMPANY

    Oil Pan High Pressure Port Seal (2) - Install NEW [2x]

  55. Oil Pan Front Seal (3) - Install NEW
  56. GM5569924Courtesy of GENERAL MOTORS COMPANY

    Oil Pan (1) - Install

  57. Oil Pan Bolt (2, 3) - Install and hand tighten [16x]
  58. Oil Pan Bolt (2, 3) - Tighten in sequence [16x] - Fastener Specifications
  59. GM5589667Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) - Connect

  60. GM5584621Courtesy of GENERAL MOTORS COMPANY

    Crankshaft Balancer (1) - Loosely install

  61. GM5584620Courtesy of GENERAL MOTORS COMPANY

    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.

  62. Using the EN-41665-A  Crankshaft Balancer and Sprocket Installer (2) properly seat the crankshaft balancer (1).
  63. Remove the EN-41478-A  Crankshaft Front Oil Seal Installer (3) and the EN-41665-A  Crankshaft Balancer and Sprocket Installer (2).
  64. GM5644180Courtesy of GENERAL MOTORS COMPANY

    Crankshaft Balancer Bolt (1) - Install NEW and tighten - Fastener Specifications

  65. GM5644061Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness (3) - Install

  66. Engine Wiring Harness Retainer (2) - Install
  67. Engine Wiring Harness Ground Stud (1) - Install and tighten [2x] - Ground Repair
  68. GM5504569Courtesy of GENERAL MOTORS COMPANY

    Install and tighten the transmission fluid auxiliary cooler pipe bracket nut (1). Fastener Specifications

  69. GM5644122Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Components removed in graphic to better illustrate service parts.

    Transmission Fluid Cooler Pipe Clip Bracket (2) @Oil Pan - Install

  70. Transmission Fluid Cooler Pipe Clip Bolt (1) @Oil Pan - Install and tighten - Fastener Specifications
  71. GM5538525Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector@Knock Sensor (4) - Connect

  72. GM5604735Courtesy of GENERAL MOTORS COMPANY

    Oil Filter (1) - Install and tighten - Fastener Specifications

  73. GM5760502Courtesy of GENERAL MOTORS COMPANY

    Transmission Bolt (1) - Install and tighten [2x] - Fastener Specifications

  74. GM5582330Courtesy of GENERAL MOTORS COMPANY

    Engine Oil Cooler Gasket (2) - Install NEW

  75. Engine Oil Cooler Hose (1) @Oil Pan - Install
  76. GM5582326Courtesy of GENERAL MOTORS COMPANY

    Engine Oil Cooler Adapter Bolt (1) - Install and tighten [2x] - Fastener Specifications

  77. GM5582300Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) @Engine Oil Pressure Sensor - Connect

  78. Wiring Harness Retainer (2) @Engine Oil Cooler Hose - Install
  79. GM4997823Courtesy of GENERAL MOTORS COMPANY

    Engine Oil Pressure Sensor Sleeve (1) - Install

  80. GM4997286Courtesy of GENERAL MOTORS COMPANY

    Engine Oil Cooler Hose Bracket Nut (1) - Install and tighten - Fastener Specifications

  81. GM5535978Courtesy of GENERAL MOTORS COMPANY

    Lubricate the oil level indicator seal (2) with clean engine oil. Adhesives, Fluids, Lubricants, and Sealers

  82. Oil Level Indicator Seal (2) - Install NEW
  83. Oil Level Indicator Tube (1) @Oil Pan - Install
  84. GM5535977Courtesy of GENERAL MOTORS COMPANY

    Connect the wiring harness connectors (3) and retainers as needed.

  85. Engine Wiring Harness Retainer (1) @Oil Level Indicator Tube (2) - Connect
  86. GM5591309Courtesy of GENERAL MOTORS COMPANY

    Remove the M10-1.5 x 120mm (3) and the M10-1.5 x 45mm (2) bolts.

  87. Remove the EN-42386  Flywheel Holding Tool (2)
  88. GM5585543Courtesy of GENERAL MOTORS COMPANY

    Torque Converter Cover- Right Side (2) - Install

  89. Torque Converter Cover Bolt- Right Side (1) - Install and tighten - Fastener Specifications
  90. GM5585541Courtesy of GENERAL MOTORS COMPANY

    Torque Converter Cover- Left Side (2) - Install

  91. Torque Converter Cover Bolt- Left Side (1) - Install and tighten - Fastener Specifications
  92. GM5569910Courtesy of GENERAL MOTORS COMPANY

    Starter (1) - Install

  93. GM5569840Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (3) - Connect

  94. Protective Sleeve (4) - Install
  95. Starter Solenoid Cable (1) - Install
  96. Starter Solenoid Cable Nut (2) - Install and tighten - Fastener Specifications
  97. GM5569758Courtesy of GENERAL MOTORS COMPANY

    Starter Bolt (1) - Install and tighten [2x] - Fastener Specifications

  98. GM5569769Courtesy of GENERAL MOTORS COMPANY

    Starter Solenoid Cable (2) - Install

  99. Battery Negative Cable Ground Bolt (1) - Install and tighten - Fastener Specifications
  100. GM5569721Courtesy of GENERAL MOTORS COMPANY

    Starter Heat Shield (2) - Install

  101. Starter Heat Shield Bolt (1) - Install and tighten - Fastener Specifications
  102. GM5569719Courtesy of GENERAL MOTORS COMPANY

    Starter Heat Shield Bolt (1) - Install and tighten [2x] - Fastener Specifications

  103. GM5651698Courtesy of GENERAL MOTORS COMPANY

    Drivetrain and Front Suspension Frame Front Crossmember (1) - Install

  104. GM5651694Courtesy of GENERAL MOTORS COMPANY

    Drivetrain and Front Suspension Frame Reinforcement Bolt (2) - Install [4x]

  105. Drivetrain and Front Suspension Frame Reinforcement Nut (1) - Install and tighten [4x] - Fastener Specifications
  106. GM5620579Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Install the heater coolant pump and heater water auxiliary pump bracket (2) as assembly.

  107. Heater Water Auxiliary Pump Bolt (1) - Install and tighten - Fastener Specifications
  108. Electrical Connector@Heater Coolant Pump (2) - Connect
  109. GM5591026Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Support the front stabilizer shaft.

  110. Front Stabilizer Shaft (3) - Install
  111. Front Stabilizer Shaft Clamp (2) - Install [2x]
  112. 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:
    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.
  113. Front Stabilizer Shaft Bolt (1) - Install and tighten [4x] - Fastener Specifications
  114. GM5535975Courtesy of GENERAL MOTORS COMPANY

    Oil Level Indicator Tube Bolt (1) - Install and tighten - Fastener Specifications

  115. GM5573198Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Fuse Block Bracket (3) - Install

  116. Retaining Tab (1) - Engage
  117. Engine Wiring Harness Fuse Block Bracket Bolt (2) - Tighten [2x] - Fastener Specifications
  118. GM5573073Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) - Install [4x]

  119. GM5572883Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Junction Block (3) - Install

  120. Retaining Tab (1) - Engage [4x]
  121. Engine Wiring Harness Junction Block Bolt (2) - Tighten [4x] - Fastener Specifications
  122. GM5572790Courtesy of GENERAL MOTORS COMPANY

    Starter Solenoid Cable (4) - Install

  123. Battery Positive Cable Nut (3) - Install and tighten - Fastener Specifications
  124. Engine Wiring Harness Junction Block Cover (2) - Install
  125. Retaining Tab (1) - Engage [2x]
  126. GM5573641Courtesy of GENERAL MOTORS COMPANY

    Starter Solenoid Cable (2) - Install

  127. Battery Positive Cable Nut (1) - Install and tighten - Fastener Specifications
  128. Electrical Connector (3) - Connect
  129. GM5116154Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The OEM replacement stretchy accessory drive auxiliary belt (1) is packaged with a disposable installation tool and installation instructions.

    Install the accessory drive auxiliary belt (1) following the instructions included with the accessory drive auxiliary belt.

  130. Inspect the accessory drive auxiliary belt (1) for proper installation and alignment.
  131. GM5116156Courtesy of GENERAL MOTORS COMPANY

    Rotate the crankshaft balancer (1) an additional 360 degrees to ensure proper accessory drive auxiliary belt installation.

  132. GM5523120Courtesy of GENERAL MOTORS COMPANY

    Position the accessory drive primary belt (4) on the belt idler pulley (2), fan and water pump pulley (3) and generator (1).

  133. GM5115929Courtesy of GENERAL MOTORS COMPANY

    Install the EN-51767-2  Stretchy Belt Installer (1) onto the crankshaft balancer.

  134. GM5115932Courtesy of GENERAL MOTORS COMPANY

    Position the accessory drive primary belt (2) on the crankshaft balancer.

  135. Slowly rotate the crankshaft balancer in a clockwise direction until the accessory drive primary belt (2) fully seats on the crankshaft balancer.
  136. Remove the EN-51767-2  Stretchy Belt Installer (1) from the crankshaft balancer.
  137. GM5115452Courtesy of GENERAL MOTORS COMPANY

    Inspect the accessory drive primary belt (1) for proper installation and alignment.

  138. GM5115454Courtesy of GENERAL MOTORS COMPANY

    Rotate the crankshaft balancer (1) and additional 360 degrees to ensure proper accessory drive primary belt installation.

  139. GM5551440Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Outlet Duct (3) - Install

  140. Air Cleaner Outlet Duct Clamp (2) - Tighten [2x] - Fastener Specifications
  141. Positive Crankcase Ventilation Fresh Air Tube (1) - Connect - Plastic Collar Quick Connect Fitting Service
  142. GM5001375Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Outlet Duct Bracket Bolt (1) - Install and tighten - Fastener Specifications

  143. Install engine wiring harness to air cleaner outlet duct bracket.
  144. GM5512332Courtesy of GENERAL MOTORS COMPANY

    Underbody Skid Shield (3) - Install

  145. Underbody Splash Shield Bolt (2) - Install and tighten [2x] - Fastener Specifications
  146. GM5512311Courtesy of GENERAL MOTORS COMPANY

    Underbody Splash Shield (1) - Install

  147. GM5512320Courtesy of GENERAL MOTORS COMPANY

    Underbody Splash Shield Bolt (1) - Install and tighten [4x]

  148. Underbody Splash Shield Bolt (2) - Install and tighten [4x] - Fastener Specifications
  149. Lower the vehicle.
  150. Fill the engine oil to the proper level with NEW engine oil.
  151. GM5535974Courtesy of GENERAL MOTORS COMPANY

    Install the oil level indicator. (1)

  152. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection (9C1, 5W4) , or Battery Negative Cable Disconnection and Connection (KL9)
  153. Fill the cooling system. Cooling System Draining and Filling (GE 47716 L84, L87) , or Cooling System Draining and Filling (Static L84, L87)
  154. Start the engine and check for coolant leaks.
  155. Check for oil leaks.