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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 157 (Engine Mechanical - 2.0L (LSY) - Repair Instructions (2 Of 3)) >> Repair Instructions >> Cylinder Head Replacement >> Installation Procedure

Installation 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. GM5020690
    NOTE:

    Used valve rocker arms must be returned to the original position on the camshaft. If the camshaft is being replaced, the valve rocker arms actuated by the camshaft must also be replaced.

    Valve Rocker Arm (1) @ Hydraulic Valve Lash Adjuster (2) - Install [16x]

  2. Lubricate all moving parts with engine oil or a specified assembly lubricant.
  3. GM5020686

    Install the 8 intake valve rocker arms (1) with hydraulic valve lash adjuster (2).

  4. GM5020687

    Install the 8 exhaust valve rocker arms (1) with hydraulic valve lash adjuster (2).

  5. GM5020542

    Positive Crankcase Ventilation Oil Separator Gasket (2) - Install NEW

  6. Positive Crankcase Ventilation Oil Separator (3) - Install
  7. GM5020539

    Positive Crankcase Ventilation Oil Separator Bolt (1) - Install and tighten [6x] - Fastener Specifications

  8. GM4840511
    NOTE:
    • DO NOT use any type of lubricant when installing the NEW combustion seals on the fuel injector tip.
    • Injectors do not need to come off the fuel rail to install NEW seals.

    Install EN-51955-1  long protector (1) onto the fuel injector tip, covering the first recessed area closest to the tip. Place a NEW seal (2) on EN-51955-1  long protector (1).

  9. Using EN-51955-4  pusher (3), install the seal (2) into the recessed area (4) of the fuel injector, then remove the EN-51955-1  long protector (1).
  10. Compress the seal (2) using EN-51955-3  pre-sizer (5).
  11. Using EN-51955-5  sizer (6), resize the seal.
  12. Install EN-51955-2  short protector (7) onto the fuel injector tip. Place a second NEW seal (8) on EN-51955-2  short protector (7).
  13. Using EN-51955-4  pusher (3), install the seal (8) into the remaining recessed area (9) of the fuel injector, then remove EN-51955-2  short protector (7).
  14. Compress the seal (8) using EN-51955-3  pre-sizer (5).
  15. Using EN-51955-5  sizer (6), resize the seal.
  16. GM2918356
    NOTE:

    The fuel injector seals must fit properly in the relative groove. Overlapping of the fuel injector seals with the external surface of the injector must be avoided.

    Check both of the fuel injector combustion seals on each fuel injector for correct seat:

    • The seal must not be too large, buckled, or corrugated (1)
    • The seal must be fixed tight and accurate (2)
  17. If the seals are not installed correctly, remove the incorrect seal and replace with a NEW seal.
  18. GM4995644

    Ensure the fuel injector bores are clean.

    19. NOTE:

    Hand place the fuel injection fuel rail into position on the cylinder head.

  19. Direct Fuel Injection Fuel Rail (1) - Install
  20. GM4995756
    CAUTION:

    Refer to Fastener Caution .

    NOTE:

    Install the four fuel injection fuel rail bolts hand tight only, DO NOT apply any torque.

    Fuel Injection Fuel Rail Bolt (1, 2, 3) - Install and hand tighten [4x]

  21. Tighten the two outer fuel injection fuel rail bolts (1, 3) alternating in steps of 1/2 turn, until the direct fuel injection fuel rail (4) is fully seated.
  22. Fuel Injection Fuel Rail Bolt (1, 2, 3) - Tighten [4x] - Fastener Specifications
  23. GM5299635
    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 Injection Fuel Rail Insulator (1) - Install

  24. GM4991419

    Cylinder Head Gasket (3) - Install NEW

  25. Cylinder Head (2) - Install
    26. CAUTION:

    Torque-to-Yield Fastener Caution

  27. Using the EN-45059 - A  Angle Meter, install NEW and tighten the 10 cylinder head bolts - M8 in sequence. Fastener Specifications
  28. GM4991418

    Cylinder Head Bolt-M6 (1, 2, 3) - Install and tighten [8x] - Fastener Specifications

  29. GM5049638

    Turbocharger Heat Shield (2) - Install NEW

  30. Position the compressor air intake turbocharger (1) to the cylinder head.
  31. Turbocharger Bolt (3) - Install NEW and tighten in sequence [4x] - Fastener Specifications
  32. GM5310178

    Catalytic Converter Heat Shield (1) - Install

  33. GM5310138

    Catalytic Converter Heat Shield Nut (2) - Install and tighten - Fastener Specifications

  34. Catalytic Converter Heat Shield Bolt (1) - Install and tighten [2x] - Fastener Specifications
  35. GM5309997

    Turbocharger Heat Shield (1) - Install

  36. GM5309985

    Turbocharger Heat Shield Bolt (1) - Install [3x] - Fastener Specifications

  37. Reposition and connect the heated oxygen sensor electrical connector.
  38. GM5323492

    Engine Coolant Manifold Gasket (3) - Install NEW

  39. Engine Coolant Heater Exhaust Pipe (2) - Reposition
  40. Engine Coolant Heater Exhaust Pipe Bolt (1) - Install, but do NOT tighten [2x]
  41. GM5323487

    Engine Coolant Heater Exhaust Pipe Bolt (1) - Install, but do NOT tighten

  42. GM5323488

    Engine Coolant Heater Exhaust Pipe (3) @ Engine Coolant Flow Control Valve - Install

  43. Hose Clamp (2) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  44. Engine Coolant Heater Exhaust Pipe Bolt (1) - Install and tighten [2x] - Fastener Specifications
  45. GM5402881

    Engine Coolant Air Bleed Pipe Bolt (1) - Install and tighten [2x] - Fastener Specifications

  46. GM5323487

    Engine Coolant Heater Exhaust Pipe Bolt (1) - Tighten - Fastener Specifications

  47. GM5323492

    Engine Coolant Heater Exhaust Pipe Bolt (1) - Tighten [2x] - Fastener Specifications

  48. GM5323484

    Engine Coolant Air Bleed Hose (3) @ Engine Coolant Heater Exhaust Pipe - Install

  49. Heater Inlet Hose (2) @ Engine Coolant Heater Exhaust Pipe - Install
  50. Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  51. GM5149968

    Install the 2 larger (3) EN-46109  Engine Front Cover Installation Guide Pins in the center of the cylinder head.

    52. NOTE:

    A small amount of adhesive in the corners will help keep the gasket in place.

  52. Camshaft Cover Gasket (2) - Install NEW
  53. Camshaft Carrier (1) - Install
  54. EN-46109  Engine Front Cover Installation Guide Pins (3) - Remove
  55. GM5034489

    Camshaft Cover Stud (1) - Install and tighten in sequence [14x] - Fastener Specifications

  56. Camshaft Carrier Bolt-M6 (2) - Install and tighten in sequence [4x] - Fastener Specifications
  57. Remove the 2 larger EN-46109  Engine Front Cover Installation Guide Pins from the center of the cylinder head.
  58. Camshaft Carrier Bolt-M8 (3) - Install and tighten in sequence [4x] - Fastener Specifications
  59. GM4995278

    Connect the electrical connectors at the knock sensor (3) and the coolant temperature sensor (2) under the fuel rail insulator.

  60. GM4967492

    The EN-52443  High Pressure Fuel Pump Alignment Tool has two ends marked with number 1 (1) and number 2 (2).

  61. GM4967236
    NOTE:
    • The camshaft MUST be at the base circle position before the fuel pump is installed.
    • At the base circle position, the EN-52443  High Pressure Fuel Pump Alignment Tool will sit flush with the cylinder head.

    Install the EN-52443  High Pressure Fuel Pump Alignment Tool (1) with the number 2 (1) facing outward and turn the crankshaft until the camshaft lobe is at the base circle position.

  62. Remove the EN-52443  High Pressure Fuel Pump Alignment Tool (1).
  63. GM4967228

    Lubricate the valve lifter follower (2) with clean engine oil.

  64. Valve Lifter Follower (2) - Install
  65. Fuel Pump Seal (3) - Install NEW
  66. Fuel Pump (1) - Install
    67. CAUTION:

    Alternately hand-tighten the fuel pump bolts one turn at a time until the pump is fully seated. Trying to draw down the pump without even side-to-side tightening may result in pump plunger damage.

  67. Fuel Pump Bolt (4) - Install and tighten [2x] - Fastener Specifications
  68. Connect the fuel pump electrical connector.
  69. GM5314508

    Fuel Feed Intermediate Pipe (2) - Install NEW

  70. Nut @ Fuel Feed Intermediate Pipe (2) - Tighten [2x] - Fastener Specifications
  71. Fuel Injection Fuel Feed Pipe Bolt (1) - Install - Fastener Specifications
  72. GM4967224
    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) - Install

  73. GM5422918

    Fuel Pump Cover (2) - Install

  74. Fuel Pump Shield Bolt (1) - Install and tighten [3x] - Fastener Specifications
  75. Reposition wiring harness as necessary.
  76. GM5403825

    Fuel Feed Pipe (1) @ Fuel Pump - Connect - Metal Collar Quick Connect Fitting Service

  77. Reposition wiring harness as necessary.
  78. GM5395328

    Install the generator (1) with the lower generator mounting bolt (2).

  79. GM5395311

    Generator Bolt (2) - Install and tighten - Fastener Specifications

  80. Generator Bolt (1) - Install and tighten - Fastener Specifications
  81. GM5319644
    NOTE:

    Intake manifold is shown transparent.

    Auxiliary Generator Battery Jumper Cable (2) - Install

  82. Battery Positive Cable Nut (1) @ Generator - Install and tighten - Fastener Specifications
  83. GM5319645

    Electrical Connector (1) - Connect

  84. GM5407593

    Radiator Inlet Hose Bracket (2) - Install

  85. Radiator Inlet Hose Bracket Bolt (1) - Install and tighten - Fastener Specifications
  86. Install the ground wire and bolt - M6 at the back of cylinder head. Ground Repair
  87. GM5087317

    Intake Manifold Gasket (2) - Install NEW

  88. GM5454734
    NOTE:

    Check that the 2 pins (4) of the intake manifold are seated correctly in the cylinder head.

    Intake Manifold (3) - Install

  89. Charge Air Cooler Outlet Air Tube (2) @ Intake Manifold (3) - Install
  90. Connect throttle body electrical connector (1)
  91. GM5448534

    Intake Manifold Bolt (1) - Install and tighten in sequence [7x] - Fastener Specifications

  92. GM5071195

    Retainer Spring (1) - Engage

  93. GM5512539

    Radiator Surge Tank Inlet Pipe Bracket - Install [2x]

  94. Radiator Surge Tank Oulet Hose Clip Bracket Nut - Install and tighten [2x] - Fastener Specifications
  95. GM5137171

    Reposition the wiring harness (3) and connect as necessary.

  96. Retainer (1) @ Intake Manifold (2) - Install [5x]
  97. GM5124385

    Turbocharger Coolant Feed and Return Pipe Gasket (2) - Install NEW

  98. Turbocharger Coolant Feed and Return Pipe (1) - Install
  99. GM5124376

    Turbocharger Coolant Feed and Return Pipe Bolt (1) - Install [2x] - Fastener Specifications

  100. GM5124375

    Turbocharger Coolant Return Hose Clamp (2) - Engage [2x] - Fastener Specifications

  101. Turbocharger Coolant Feed and Return Pipe Bolt (1) - Install [2x] - Fastener Specifications
  102. GM5311257

    Electrical Connector (1) @ Turbocharger Wastegate Actuator - Connect

  103. Engine Wiring Harness Retainer (2) @ Turbocharger Coolant Feed and Return Pipe - Install [2x]
  104. GM5135656

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

  105. GM5314511

    Charge Air Cooler Inlet Air Tube (2) @ Compressor Air Intake Turbocharger (3) - Install

  106. Retainer Spring (1) - Engage
  107. GM5336351

    Engine Wiring Harness Bracket (3) - Install

  108. Engine Wiring Harness Conduit Nut (2) - Install and tighten - Fastener Specifications
  109. Engine Wiring Harness Conduit Bracket Bolt (1) - Install and tighten - Fastener Specifications
  110. GM5336345

    Engine Wiring Harness (2) - Reposition

  111. Retainer (1) - Install [5x]
  112. GM5002077

    Clean the block thread holes with a tap before installation of timing chain tensioner (2).

  113. Timing Chain Tensioner (2) - Install
  114. Timing Chain Tensioner Bolt (1) - Install and tighten [2x] - Fastener Specifications
  115. GM5002076

    Timing Chain Tensioner Shoe (2) - Install.

    116. NOTE:

    Service may offer bolts without microencapsulated thread locking adhesive. If this is the case, clean the threads and reapply adhesive to the bolts.

  116. Timing Chain Tensioner Shoe Bolt (1) - Install NEW and tighten - Fastener Specifications
  117. GM5002074

    Timing Chain Guide (2) - Install.

  118. Timing Chain Guide Bolt (1) - Install and hand tighten [2x]
  119. GM5002086
    NOTE:

    The colored links (2) on the timing chain are only for identification.

    Timing Chain (1) - Install

  120. Timing Chain (1) @ Crankshaft Sprocket @ Timing Chain Upper Guide (2) - Install
  121. 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.

    Retract the timing pin (3) using the handle (1) of the EN-52476  Flywheel Lock and Alignment Tool (2).

  122. GM5152606

    Install the EN-52461  Cam Phaser Torque Reaction Tool (5) along with the 2 EN-52461 - 100  Adapter Cam Phaser Torque Reaction Tool (2, 3) to the engine.

  123. GM5164972
    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 (1) with hands from underneath the EN-52461  Cam Phaser Torque Reaction Tool (3) and install the EN-52461 - 1  Holder into the intake camshaft sprocket to hold it securely before installing the camshaft sprocket bolt.

  124. Line up intake camshaft sprocket (1) with alignment marks, as you install them on chain and the housing which should of been done on removal.
  125. GM5164974

    Hold the exhaust camshaft sprocket (1) with hands from underneath the EN-52461  Cam Phaser Torque Reaction Tool (3) and install the EN-52461 - 1  Holder into the exhaust camshaft sprocket to hold it securely before installing the camshaft sprocket bolt (1).

  126. Line up exhaust camshaft sprocket (1) with alignment marks, as you install them on chain and the housing which should of been done on removal.
  127. GM5285327
    NOTE:

    Lubricate under the washer surface.

    Lubricate the camshaft sprocket bolts (1) with clean engine oil where indicated. Adhesives, Fluids, Lubricants, and Sealers

  128. GM5150021

    Camshaft Sprocket Bolt (1) - Install NEW and hand tighten

  129. GM5002079

    Check that the EN-52461 - 1  Holder (1) sits correctly in the hole of the camshaft sprocket.

  130. Rotate the EN-52461 - 1  Holder counter clockwise (1).
  131. While holding the EN-52461 - 1  Holder (1) in the clockwise position to 6 N.m (53 lb in), tighten the bolt (4) just enough to hold the EN-52461 - 1  Holder in place.
    132. CAUTION:

    Refer to Torque-to-Yield Fastener Caution .

  132. Intake Camshaft Sprocket Bolt (2) - Tighten - Fastener Specifications
  133. Check that the EN-52461 - 1  Holder (1) sits correctly in the hole of the exhaust camshaft sprocket.
  134. Tighten the EN-52461 - 1  Holder (1). Rotate the EN-52461 - 1  Holder counter clockwise.
  135. While holding the EN-52461 - 1  Holder in the counter clockwise position to 6 N.m (53 lb in), tighten the bolt (3) just enough to hold the EN-52461 - 1  Holder in place.
  136. Exhaust Camshaft Sprocket Bolt (2) - Tighten - Fastener Specifications
  137. GM5135546

    Timing Chain Guide Bolt (1) - Tighten [2x] - Fastener Specifications

  138. EN-955 - 10 - A  Locking Pin - Remove
  139. GM5002102

    Bolt (1, 2) - Loosen

  140. Slide the 2 EN-52461 - 1  Holder (3) out of the camshaft sprockets.
  141. GM5002065

    Loosen the 2 bolts (1, 4) of EN-52461 - 100  Adapter Cam Phaser Torque Reaction Tool (5).

  142. 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.
  143. GM5149274

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

  144. GM5285281

    Loosen and disengage the bolt (2) from EN-52462-A  Camshaft Alignment Tool.

  145. EN-52462-A  Camshaft Alignment Tool (1) - Remove
  146. GM5002064

    Clean and apply sealant to the camshaft cover opening plugs (1). Adhesives, Fluids, Lubricants, and Sealers

  147. Camshaft Cover Opening Plug (1) - Install and tighten [2x] - Fastener Specifications
  148. Camshaft Carrier Bolt (2) - Install and tighten - Fastener Specifications
  149. Wiring Harness (6) - Install
  150. Retainer (2) @ Camshaft Carrier (4) - Install [3x]
  151. Electrical Connector (1) @ Camshaft Carrier (3) - Connect [11x]
  152. GM5300179

    Inspect the inside of the ignition coil boot for a thin, even coat of dielectric grease. If there is no grease present or additional grease is necessary, apply a thin coating of dielectric grease to the inside of the ignition coil boot up to a depth of 15 mm (0.60 in from the end of the boot.

    - Adhesives, Fluids, Lubricants, and Sealers

  153. Remove any excess dielectric grease from around the end of the ignition coil boot and ensure there is not an excessive amount within the boot.
  154. Ignition Coil (2) - Install [4x]
  155. Ignition Coil Bolt (1) - Install and tighten [8x] - Fastener Specifications
  156. Electrical Connector - Connect [2x]
  157. GM5135894

    Positive Crankcase Ventilation Hose Fitting Seal (4) - Install NEW [2x]

  158. Positive Crankcase Ventilation Hose (3) - Install
  159. Retainer (2) - Install
  160. Positive Crankcase Ventilation Hose Connector Bolt (1) - Install and tighten [2x] - Fastener Specifications
  161. Electrical Connector - Connect
  162. GM5135762

    Electrical Connector (1) @ Engine Coolant Temperature Sensor (2) - Install

  163. GM4997073
    NOTE:
    • The timing chain upper cover sealing surface must be free of contamination prior to applying the sealer.
    • Install and align the timing chain upper cover to engine block within 10 minutes of applying the sealer.
    • The timing chain upper cover must be fastened to final torque specification within 15 minutes of applying the sealer.
    • Ensure proper use of room temperature vulcanizing (RTV) sealant. Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant

    Apply approximately a 5 mm (0.2 in) thick bead of sealant (2) on both sides between the camshaft housing and the cylinder head. Adhesives, Fluids, Lubricants, and Sealers .

  164. Check that the 2 Pins (1) are in the camshaft housing or in the timing chain upper cover.
  165. GM4997066

    Timing Belt Front Upper Cover Seal (1) - Install NEW

  166. Timing Chain Upper Cover (2) - Install
  167. GM4997059

    Timing Chain Upper Cover Bolt-M6 (3) - Install and tighten in sequence - Fastener Specifications

  168. Timing Chain Upper Cover Bolt-M5 (2) - Install and tighten in sequence [11x] - Fastener Specifications [11x]
  169. GM5439441

    Camshaft Position Actuator Magnet Gasket (3) - Install NEW

  170. Camshaft Position Actuator Valve Solenoid (2) - Install
  171. Camshaft Position Actuator Valve Solenoid Bolt (1) - Install [2x] - Fastener Specifications
  172. GM5439440

    Camshaft Position Actuator Magnet Gasket (3) - Install NEW

  173. Camshaft Position Actuator Valve Solenoid (2) - Install
  174. Camshaft Position Actuator Valve Solenoid Bolt (1) - Install [2x] - Fastener Specifications
  175. GM5562846

    Engine Wiring Harness (3) - Reposition

  176. Retainer (1) @ Timing Chain Upper Cover (2) - Engage [6x]
  177. Connect the 2 electrical connectors to the camshaft position actuator valve solenoids.
  178. GM4998009
    NOTE:
    • The engine front cover sealing surface must be free of contamination prior to applying the sealer.
    • Install and align the engine front cover to engine block within 10 minutes of applying the sealer.
    • The engine front lower cover must be fastened to final torque specification within 15 minutes of applying the sealer.
    • Ensure proper use of room temperature vulcanizing (RTV) sealant. Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant

    Apply approximately a 4 mm (0.16 in) thick bead of sealant (1) to the engine front cover. Adhesives, Fluids, Lubricants, and Sealers

  179. Crankshaft Balancer Bolt - Remove and DISCARD
  180. Clean all sealing surfaces.
  181. GM5108952

    Install EN-52440  Crankshaft Oil Seal Ring Guide Front (2) to the crankshaft.

  182. Install the engine front cover (1) backwards using the 2 tabs to size the seal.
  183. GM4998004

    Remove the engine front cover (1) after seal is sized.

  184. EN-52483  Guide Pins (2) - Install
  185. Engine Front Cover (1) - Install
  186. GM4997994

    Engine Front Cover Bolt (1) - Install and hand tighten [9x]

  187. Remove the EN-52440  Crankshaft Oil Seal Ring Guide Front.
  188. Remove the EN-52483  Guide Pins (2).
  189. Engine Front Cover Bolt (1) - Tighten in sequence [9x] - Fastener Specifications
  190. Raise and support the vehicle. Lifting and Jacking the Vehicle
  191. GM5084145
    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.

    Ensure the slide of the EN-52476  Flywheel Lock and Alignment Tool (1) is installed to the automatic transmission flexplate.

  192. Lower the vehicle.
  193. GM5137021

    Drive Belt Tensioner (2) - Install

  194. Drive Belt Tensioner Bolt (1) - Install and tighten - Fastener Specifications
  195. GM4998850

    Crankshaft Balancer (2) - Install

  196. Crankshaft Balancer Bolt (1) - Install NEW and tighten - Fastener Specifications
  197. GM5129786

    Accessory Drive Primary Belt (1) - Install NEW

  198. GM5129599

    Use a suitable tool to rotate the drive belt tensioner (1) counterclockwise and hold.

  199. Slowly release tension on the drive belt tensioner.
  200. GM5299671

    Evaporative Emission Canister Purge Pump (2) - Install

  201. Evaporative Emission Canister Purge Pump Bolt (1) - Install and tighten [3x] - Fastener Specifications
  202. GM5439477

    Evaporative Emission Pipe (1) @ Evaporative Emission Canister Purge Pump (2) - Connect - Plastic Collar Quick Connect Fitting Service

  203. Connect the electrical connector.
  204. GM5312610

    Radiator Surge Tank Outlet Pipe (3) - Install

  205. Radiator Surge Tank Inlet Hose Clip (1) @ Radiator Surge Tank Inlet Pipe Bracket - Install
  206. Radiator Surge Tank Inlet Hose Clip (2) @ Radiator Surge Tank Inlet Pipe Bracket - Install
  207. GM5312607

    Radiator Surge Tank Inlet Hose Clip (2) @ Engine Wiring Harness - Install

  208. Radiator Surge Tank Inlet Hose Clip (1) @ Positive Crankcase Ventilation Hose - Install
  209. Radiator Surge Tank Inlet Hose Clip (3) @ Fuel Pump Cover - Install
  210. GM5420763

    Radiator Surge Tank Inlet Hose (2) @ Radiator Surge Tank Outlet Pipe (3) - Install [2x]

  211. Radiator Surge Tank Inlet Hose Clamp (1) @ Radiator Surge Tank Outlet Pipe (3) - Engage [2x] - Hose Clamp Replacement Guidelines - Spring Type
  212. Raise and support the vehicle. Lifting and Jacking the Vehicle
  213. GM5084145
    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 (1) - Remove

  214. GM5319715

    Starter (3) - Install

  215. Starter Bolt (2) - Install and tighten [2x] - Fastener Specifications
  216. Starter Stud (1) - Install and tighten - Fastener Specifications
  217. GM5460947

    Auxiliary Generator Battery Jumper Cable (2) - Install

  218. Battery Positive Cable Nut (1) @ Starter Solenoid - Install and tighten - Fastener Specifications
  219. GM5460935

    Electrical Connector (1) - Connect

  220. GM5460874

    Auxiliary Generator Battery Jumper Cable (3) - Install

  221. Battery Negative Cable Nut (1) @ Starter Stud - Install and tighten - Fastener Specifications
  222. Engine Wiring Harness Retainer (2) - Engage [2x]
  223. Lower the vehicle.
  224. GM5068106

    Oil Level Indicator Tube Seal (2) - Install NEW

  225. Oil Level Indicator Tube (1) - Install
  226. GM5136547

    Oil Level Indicator Tube Bracket Bolt (2) - Install and tighten - Fastener Specifications

  227. Electrical Connector (1) @ Oil Level Indicator Tube (3) - Clip
  228. GM5335764

    Oil Level Indicator (1) - Install

  229. GM5427525

    Air Cleaner Outlet Duct (1) - Install

  230. GM5427523

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

  231. Air Cleaner Outlet Duct Clamp (2) - Tighten - Fastener Specifications
  232. GM5427515

    Retainer (1) - Clip [4x]

  233. Electrical Connector (4) - Connect
  234. GM5334198

    Positive Crankcase Ventilation Tube (1) - Connect [2x] - Plastic Collar Quick Connect Fitting Service

  235. Retainer (2) - Clip
  236. GM5080707

    Evaporative Emission Canister Purge Tube (1) - Install

  237. Connect the evaporative emission canister purge tube (2) to the retainer (3). Plastic Collar Quick Connect Fitting Service
  238. GM5137016

    Upper Intake Manifold Bracket (2) - Install

  239. Upper Intake Manifold Cover Nut (1) - Install and tighten [2x] - Fastener Specifications
  240. GM5137013

    Upper Intake Manifold Cover Bracket Bolt (1) @ Upper Intake Manifold Bracket (2) - Install and tighten [2x] - Fastener Specifications

  241. GM5137012

    Wiring Harness (4) - Reposition

  242. Retainer (2) @ Upper Intake Manifold Bracket (3) - Install
  243. Electrical Connector (1) - Connect [3x]
  244. Ensure any remaining retainers are connected securely.
  245. GM5335089

    Intake Manifold Cover (1) @ Upper Intake Manifold Bracket (2) - Install

  246. GM5335087
    NOTE:

    Ensure the engine sight shield retainers fully engage the intake manifold cover studs.

    Push down on the front of the intake manifold cover (1) engaging the intake manifold cover retainers to the intake manifold cover studs.

  247. Fill the engine oil to the proper level with NEW engine oil. Engine Oil and Oil Filter Replacement (RWD) , or Engine Oil and Oil Filter Replacement (AWD)
  248. Install the oil fill cap.
  249. Fill the cooling system. Cooling System Draining and Filling (LSY GE 47716) , or Cooling System Draining and Filling (LSY Static Fill) , or Cooling System Draining and Filling (LSY with V03 Static Fill) , or Cooling System Draining and Filling (LSY with V03 GE 47716)
  250. Connect the battery. Battery Negative Cable Disconnection and Connection
  251. Perform the turbocharger wastegate learn. Turbocharger Wastegate Learn
  252. Perform the throttle body idle air flow compensation reset. Throttle Body Idle Air Flow Compensation Reset
  253. Inspect for fuel leaks using the following procedure:
    1. Turn ON the ignition with the engine OFF for 2 seconds.
    2. Turn OFF the ignition for 10 seconds.
    3. Turn ON the ignition with the engine OFF.
    4. Inspect for fuel leaks.
  254. Start the engine and check for coolant leaks.
  255. Perform the engine oil life reset. GM Oil Life System Resetting (With Scan Tool) , or GM Oil Life System Resetting (Without Scan Tool)
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