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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 92 (Engine Mechanical - 2.0L (LSY) - Repair Instructions (3 Of 3)) >> Repair Instructions >> Crankshaft and Bearing Removal and Installation >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Engine - Remove - Engine Replacement (RWD) , or Engine Replacement (AWD) 
  2. GM4961570

    Ignition Coil Bolt (1) - Remove [8x]

  3. Ignition Coil (2) - Remove [4x]
  4. GM5164169
    NOTE:

    The timing pin (3) is installed into the flexplate for engine timing procedures, it can be damaged if torque is applied to the flexplate with the timing pin engaged. The timing pin must be placed in the retracted position using the handle (1) and twisting to locked position. The slide part (4) to be installed to the flexplate when torque is applied to the flexplate or crankshaft balancer bolt.

    Install the slide (4) from the EN-52476  Flywheel Lock and Alignment Tool (1) to the automatic transmission flexplate.

  5. Crankshaft Balancer Bolt (2) - Loosen
  6. GM4998850

    Crankshaft Balancer Bolt (1) - Remove and DISCARD

  7. Crankshaft Balancer (2) - Remove
  8. GM4996987

    Camshaft Position Actuator Valve Solenoid Bolt (4) - Remove [4x]

  9. Camshaft Position Actuator Solenoid Valve Solenoid (1, 3) - Remove [2x]
  10. Camshaft Position Actuator Magnet Gasket (2) - Remove and DISCARD [2x]
  11. GM4997059

    Timing Chain Upper Cover Bolt-M6 (3) - Remove

  12. Timing Chain Upper Cover Bolt- M5 (2) - Remove [11x]
  13. GM4997066

    Timing Chain Upper Cover (2) - Remove

  14. Timing Chain Upper Cover Seal (1) - Remove and DISCARD
  15. GM4997997

    Engine Front Cover Bolt (1) - Remove [9x]

  16. Engine Front Cover (2) - Remove and DISCARD
  17. GM5127075

    Mark (1) both actuator sprockets, timing chain, and the camshaft housing cover from the center of the bolt upward as shown with a paint marker or equivalent to help with installation.

  18. GM5002064

    Camshaft Cover Opening Plug (1) - Remove [2x]

  19. Camshaft Carrier Bolt-M8 (2) - Remove
  20. GM5002067

    Install EN-52462 - A  Camshaft Tool (1).

  21. GM5002069

    If the engine timing is set correctly, the pins of EN-52462 - A  Camshaft Tool (1) will seat in the holes of the camshaft carrier to ensure the camshafts remain in the time position.

  22. The EN-52462 - A  Camshaft Tool (1) will be flush against the camshaft carrier.
  23. Lock the EN-52462 - A  Camshaft Tool (1) with bolt (2).
  24. If the EN-52462 - A  Camshaft Tool (1) does not fix in the hole of camshaft. Rotate engine back and forth till EN-52462 - A  Camshaft Tool seats completely into camshaft properly.
  25. The EN-52462 - A  Camshaft Tool (1) will be flush against the camshaft carrier.
  26. Lock the EN-52462 - A  Camshaft Tool (1) with bolt (2).
  27. GM5002071

    Lock the EN-52462 - A  Camshaft Tool (1) by rotating the levers in direction of arrow.

  28. GM5002066

    Install the EN-52461  Cam Phaser Torque Reaction Tool (2) to the 2 EN-52461 - 100  Adapter Cam Phaser Torque Reaction Tool (3).

  29. Hand tighten the 2 bolts (1, 4) of EN-52461  Cam Phaser Torque Reaction Tool.
  30. GM5002065

    Install the EN-52461  Cam Phaser Torque Reaction Tool (5) along with the 2 EN-52461  Cam Phaser Torque Reaction Tool (2, 3) to the camshaft carrier.

  31. Tighten the 2 bolts (1, 4) of EN-52461 - 100  Adapter Cam Phaser Torque Reaction Tool.
  32. Tighten the 2 bolts from the EN-52461  Cam Phaser Torque Reaction Tool to the 2 EN-52461  Cam Phaser Torque Reaction Tool that were hand tightened.
  33. GM5002079

    Install the EN-52461 - 1  Holder (1) to the holes in the camshaft sprocket.

  34. Check that the EN-52461 - 1  Holder (1) sits correctly in the hole of the camshaft sprocket.
  35. To take tension of the actuators and loosen timing chain. Turn the exhaust side counter clockwise to 6 N.m (53 lb in) and tighten bolt (3) just enough to hold the EN-52461 - 1  Holder (1) in place.
  36. Turn the intake side counter clockwise to 6 N.m (53 lb in) and tighten bolt (4) just enough to hold the EN-52461 - 1  Holder (1) in place.
  37. GM5150021

    Camshaft Sprocket Bolt (1) - Remove and DISCARD [2x]

  38. GM5002079

    Bolt (3, 4) - Loosen [2x]

  39. GM5002080
    CAUTION:

    Hold the camshaft sprocket firmly and squarely during camshaft sprocket bolt removal/installation. Failure to do so may result in damage to the inside of the camshaft sprocket.

    Hold the intake camshaft sprocket with hand from underneath the EN-52461  Cam Phaser Torque Reaction Tool and pull out the EN-52461 - 1  Holder and the intake camshaft sprocket will drop down in hand so you can remove it. (1)

  40. GM5002084
    CAUTION:

    Hold the camshaft sprocket firmly and squarely during camshaft sprocket bolt removal/installation. Failure to do so may result in damage to the inside of the camshaft sprocket.

  41. Hold the exhaust camshaft sprocket with hand from underneath the EN-52461  Cam Phaser Torque Reaction Tool and pull out the EN-52461 - 1  Holder and the exhaust camshaft sprocket will drop down in hand so you can remove it. (1)
  42. GM5152606

    Loosen the 2 bolts (1, 4) of EN-52461 - 100  Adapter Cam Phaser Torque Reaction Tool.

  43. Remove the EN-52461  Cam Phaser Torque Reaction Tool (5) along with the 2 EN-52461 - 100  Adapter Cam Phaser Torque Reaction Tool (2, 3) from the engine.
  44. GM5150030

    Timing Chain (1) - Remove

  45. GM5150028

    Timing Chain Guide Bolt (1) - Remove [2x]

  46. Timing Chain Guide (2) - Remove
  47. GM5150026

    Timing Chain Tensioner Shoe Bolt (1) - Remove and DISCARD

  48. Timing Chain Tensioner Shoe (2) - Remove
  49. GM5150024

    Timing Chain Tensioner Bolt (1) - Remove [2x]

  50. Timing Chain Tensioner (2) - Remove
  51. GM5512539

    Disconnect harness retainers as needed.

  52. Radiator Surge Tank Outlet Hose Clip Bracket Nut - Remove [2x]
  53. Radiator Surge Tank Inlet Pipe Bracket - Remove [2x]
  54. GM5336345

    Retainer (1) - Unclip [5x]

  55. Engine Wiring Harness (2) - Reposition away
  56. GM5336351

    Engine Wiring Harness Conduit Bracket Bolt (1) - Remove

  57. Engine Wiring Harness Conduit Nut (2) - Remove
  58. Engine Wiring Harness Bracket (3) - Remove
  59. GM5135656

    Electrical Connector (1) @ Turbocharger Bypass Valve Solenoid (2) - Disconnect

  60. GM5311257

    Electrical Connector (1) @ Turbocharger Wastegate Actuator - Disconnect

  61. Engine Wiring Harness Retainer (2) @ Turbocharger Coolant Feed and Return Pipe - Remove [2x]
  62. GM5124375

    Turbocharger Coolant Feed and Return Pipe Bolt (1) - Remove [2x]

  63. Turbocharger Coolant Feed Hose Clamp (2) - Disengage [2x] - Hose Clamp Replacement Guidelines - Spring Type
  64. GM5124376

    Turbocharger Coolant Feed and Return Pipe Bolt (1) - Remove [2x]

  65. GM5124385

    Turbocharger Coolant Feed and Return Pipe (1) - Remove

  66. Turbocharger Coolant Feed and Return Pipe Gasket (2) - Remove and DISCARD
  67. GM5068210

    Wiring Harness Clip (4) @ Evaporative Emission Canister Purge Pump Bracket - Unclip

  68. Evaporative Emission Canister Purge Pump Bolt (1, 3) - Remove [3x]
  69. Evaporative Emission Canister Purge Pump (2) - Remove
  70. GM5541656

    Intake Manifold Bolt (3) - Remove [7x]

  71. Remove the intake manifold and throttle body as and assembly (2).
  72. Remove and DISCARD the intake manifold seal (1).
  73. GM5129535

    Thermostat Bypass Pipe Bolt (2) - Remove [2x]

  74. Thermostat Bypass Pipe (1) - Remove
  75. GM4962310

    Engine Coolant Heater Exhaust Pipe Bracket Bolt (2) - Remove

  76. Clamp (1) - Remove - Hose Clamp Replacement Guidelines - Spring Type
  77. GM5069147

    Position the sleeve (2) aside.

  78. Disconnect the electrical connector. (1)
  79. Engine Coolant Heater Exhaust Pipe Bolt (3, 4) - Remove [3x]
  80. GM5069155

    Engine Coolant Heater Exhaust Pipe (1) - Remove

  81. Engine Coolant Manifold Gasket (2) - Remove and DISCARD
  82. GM4962732

    Engine Coolant Air Bleed Pipe Bolt (1) - Remove

  83. Clamp (4) - Remove - Hose Clamp Replacement Guidelines - Spring Type
  84. Engine Coolant Air Bleed Pipe (2) @ Engine Coolant Flow Control Valve (3) - Remove
  85. GM4962736

    Engine Coolant Air Bleed Pipe Bolt (1) - Remove [2x]

  86. GM4962739

    Engine Coolant Air Bleed Pipe (1) - Remove

  87. Turbocharger Oil Feed Pipe Gasket (2) - Remove and DISCARD
  88. GM4966906

    Engine Coolant Flow Control Valve Bolt (1) - Remove [4x]

  89. GM4966911

    Engine Coolant Flow Control Valve (1) - Remove

  90. Water Outlet Seal (2) - Remove and DISCARD
  91. GM5422918

    Fuel Pump Cover (2) - Remove

  92. Fuel Pump Shield Bolt (1) - Remove
  93. GM4967233
    WARNING:

    The noise cancelling foam component MUST be replaced if it has been exposed to engine fluids. Failure to replace the noise cancelling foam component that has been exposed to engine fluids may result in an engine fire resulting in catastrophic engine damage, and possible injury or death.

    Fuel Pump Insulator (1) - Remove

  94. GM5314508

    Fuel Feed Intermediate Pipe Bracket Bolt (3) - Remove

  95. Fuel Feed Intermediate Pipe Nut (1, 4) - Loosen -.
  96. Fuel Feed Intermediate Pipe (2) - Remove and DISCARD
  97. GM4967228
    CAUTION:

    Alternately loosen the fuel pump bolts one turn at a time until the pump is fully disengaged from fuel pump lifter follower. Trying to remove the pump bolts without even side-to-side loosening may result in pump plunger damage

    Fuel Pump Bolt (4) - Remove [2x]

  98. Fuel Pump (1) - Remove
  99. Fuel Pump Seal (3) - Remove and DISCARD
  100. Valve Lifter Follower (2) - Remove
  101. GM5541642

    Remove the compressor air intake turbocharger and lines as an assembly.

  102. Remove the 2 oil feed pipe bolts (4).
  103. Remove the oil feed pipe bolt (5).
  104. Remove and DISCARD the 4 turbocharger bolt (2).
  105. Remove the compressor air intake turbocharger (3).
  106. Remove and DISCARD the turbocharger heat shield (1).
  107. Remove and DISCARD the turbocharger oil feed pipe gasket (7).
  108. Remove and DISCARD the turbocharger oil return pipe seal (6).
  109. GM5034489

    Camshaft Cover Stud (1) - Remove [14x]

  110. Camshaft Carrier Bolt-M6 [4x](2) - Remove
  111. Camshaft Carrier Bolt-M8 [4x](3) - Remove
  112. GM5034491

    Camshaft Carrier (1) - Remove

  113. Camshaft Cover Gasket (2) - Remove and DISCARD
  114. Fig 1: Cylinder Head Bolts Loosening Sequence
    GM4991423Courtesy of GENERAL MOTORS COMPANY

    Loosen the bolts in the sequence shown.

  115. GM4991418

    Cylinder Head Bolt-M6 (1, 2, 3) - Remove [8x]

  116. GM4991419

    Cylinder Head Bolt-M8 (1) - Remove and DISCARD [10x]

  117. Cylinder Head (2) - Remove
  118. Cylinder Head Gasket (3) - Remove and DISCARD
  119. GM5020762

    Crankshaft Position Sensor Bolt (2) - Remove

  120. Crankshaft Position Sensor (1) - Remove
  121. GM4968275

    Automatic Transmission Flex Plate Bolt (2) - Remove and DISCARD [8x]

  122. Automatic Transmission Flex Plate (1) - Remove
  123. GM5164169
    NOTE:

    The timing pin (3) is installed into the flexplate for engine timing procedures, it can be damaged if torque is applied to the flexplate with the timing pin engaged. The timing pin must be placed in the retracted position using the handle (1) and twisting to locked position. The slide part (4) to be installed to the flex plate when torque is applied to the flexplate or crankshaft balancer bolt.

    EN-52476  Flywheel Lock and Alignment Tool (2) - Remove

  124. GM4994688

    Crankshaft Position Sensor Inner Exciter Ring (1) - Remove

  125. Flip engine over on stand.
  126. GM5020716

    Lower Oil Pan Bolt (1) - Remove [18x]

  127. GM5020710

    Install the 2 lower oil pan bolts (1, 2) to the jack screw holes to aid in removal of the lower oil pan.

  128. GM5020712
    NOTE:

    Ensure that the pins (3, 4) from the lower oil pan do not get damaged while loosening.

    Loosen the lower oil pan (2) using a suitable flat bladed tool (1).

  129. GM5020710

    Remove the 2 lower oil pan bolts (1, 2).

  130. GM5020706

    Lower Oil Pan (1) - Remove

  131. GM5020799

    Crankshaft Rear Oil Seal Housing Bolt (1) - Remove [13x]

    132. NOTE:

    It is likely you will bend the housing during removal. Use care to not damage the engine block.

  132. Loosen the crankshaft rear oil seal housing carefully from the engine block, use a suitable tool to pry all the way around.
  133. Crankshaft Rear Oil Seal Housing (2) - Remove and DISCARD
  134. GM5026521

    Bolt (2) - Remove [2x]

  135. Balancer Chain Tensioner (1) - Remove
  136. Reset the tensioner and install the EN-955-A  Locking Pin for installation.
  137. GM5026863

    Balance Chain Guide Bolt (1) - Remove [2x]

  138. Balancer Chain Guide (2) - Remove
  139. GM5027533

    Hold on the balance shaft sprocket (1) with a suitable wrench to loose the balance shaft sprocket bolt (2).

  140. Balance Shaft Sprocket Bolt (2) - Remove and DISCARD
  141. GM5027532

    Balance Chain (1) - Remove

  142. Balance Shaft Sprocket (2) - Remove
  143. GM5129462
    NOTE:

    Take note that there are different bolt lengths.

    Engine Block Lower Structural Extension Outer Bolts (1, 2, 3, 4, 5) - Remove [15x]

  144. GM5026209
    NOTE:

    Take note that there are different bolt lengths.

    Engine Block Lower Structural Extension Inner Bolts (1, 2, 3) - Remove [3x]

  145. GM5026315

    Loosen the engine block lower structural extension carefully from the engine block, use a suitable tool at the location as shown to pry (1, 2, 3).

  146. GM5026210

    Engine Block Lower Structural Extension (1) - Remove

  147. GM5027397
    NOTE:
    • Lay the lower bearings and the caps aside in the order they were removed.
    • The connecting rod caps must remain with the original connecting rod. The caps must be oriented identical to original installation.

    Remove and DISCARD the 4 connecting rod bolts (3) from the cylinder 2 and the cylinder 3.

  148. Remove the 2 connecting rod bearing caps (2) from the cylinder 2 and the cylinder 3.
  149. Remove the 2 connecting rod lower bearings (1).
  150. Install the EN-51454  Guide Pins into the connecting rod bolt hole.
  151. Using EN-51454  Guide Pins, push the connecting rod and piston through the top of the cylinder. DO NOT scratch the crankshaft journal or cylinder wall and DO NOT damage the oil jets when removing the connecting rod and piston.
  152. GM5027401
    NOTE:

    Lay the piston and the upper bearings aside in the order they were removed.

    Remove the 2 connecting rod upper bearings (2) from the 2 connecting rods.

  153. Turn the crankshaft 180 degrees.
  154. GM5027396
    NOTE:
    • The shear surfaces of the connecting rod and the connecting rod bearing cap form a unique fit and must not be swapped or damaged. Do not lay down on the shear surfaces.
    • Lay the lower bearings and the caps aside in the order they were removed.

    Remove and DISCARD the 4 connecting rod bolts (3) from the cylinder 1 and the cylinder 4.

  155. Remove the 2 connecting rod bearing caps (2) from the cylinder 1 and the cylinder 4.
  156. Remove the 2 connecting rod lower bearings (1).
  157. Install the EN-51454  Guide Pins into the connecting rod bolt hole.
  158. Using EN-51454  Guide Pins, push the connecting rod and piston through the top of the cylinder. DO NOT scratch the crankshaft journal or cylinder wall and DO NOT damage the oil jets when removing the connecting rod and piston.
  159. GM5027399
    NOTE:

    Lay the piston and the upper bearings aside in the order they were removed.

    Remove the 2 connecting rod upper bearings (2) from the 2 connecting rods.

  160. GM5033397
    NOTE:

    Set aside in order removed.

    Crankshaft Bearing Cap Bolt (1) - Remove and DISCARD [10x]

  161. Crankshaft Bearing Cap (2) - Remove [5x]
  162. GM3966378
    NOTE:
    • Note the position of the guide lug (1) for the installation procedure.
    • Mark the installation position of the crankshaft lower bearing. Set aside in order removed.

    Crankshaft Lower Bearing (2) - Remove [5x]

  163. GM5033487
    NOTE:

    Mark the installation position of the crankshaft upper bearings and the thrust bearings. Set aside in order removed.

    Crankshaft (1) - Remove

  164. Crankshaft Upper Bearing (3) - Remove [5x]
  165. Remove the 2 crankshaft thrust bearings (2).
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