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Home >> Buick >> 2015 >> Verano Leather >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Mechanical - 2.0L (LHU)) >> Repair Instructions - On Vehicle >> Engine Replacement (Automatic Transmission) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Remove the engine sight shield. Refer to Engine Sight Shield Replacement .
  3. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  5. Drain the cooling system. Refer to Cooling System Draining and Filling (2.0L LHU) .
  6. Drain the transmission. Refer to Transmission Fluid Drain and Fill .
  7. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  8. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  9. Remove the air cleaner outlet rear duct. Refer to Air Cleaner Outlet Rear Duct Replacement .
  10. Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement .
  11. Remove the lower intermediate steering shaft bolt. Refer to Intermediate Steering Shaft Replacement .
  12. Disconnect the electronic power steering connectors from the electronic power steering assembly. Refer to FEP Connectors (Steering Gear) .
    13. Fig 1: ECM, EVAP Line, Fuel Feed Line & Vacuum Line Components
    GM2871797Courtesy of GENERAL MOTORS COMPANY
  13. Disconnect the fuel feed line at the connector (2), clip out of the bracket (1) and reposition away from the engine. Refer to Metal Collar Quick Connect Fitting Service .
  14. Disconnect the EVAP line at the connector (3), clip out of the bracket (1) and reposition away from the engine. Refer to Metal Collar Quick Connect Fitting Service .
  15. Disconnect the vacuum line from the vacuum pump at the connector (4) and reposition away from the engine. Refer to Plastic Collar Quick Connect Fitting Service .
  16. Remove the radiator surge tank (5) and position onto the engine. Refer to Radiator Surge Tank Replacement .
  17. Remove the ECM (6) and position onto the engine. Refer to Engine Control Module Replacement .
  18. Remove the break booster vacuum pipe from intake manifold (7) and reposition.
    19. Fig 2: View Of Transmission Range Selector Lever & Cable Connection
    GM2001179Courtesy of GENERAL MOTORS COMPANY
  19. Disconnect the transmission range selector lever cable terminal (1) from the transmission manual shift lever pin.
  20. Press the locking tabs inward in order to release the transmission range selector lever cable (2) from the cable bracket.
  21. Remove the vacuum pipe (8) and reposition away from the engine.
  22. Remove the battery tray. Refer to Battery Tray Replacement .
    23. Fig 3: Front Compartment Fuse Block Cover
    GM2027870Courtesy of GENERAL MOTORS COMPANY
  23. Remove the front compartment fuse block cover (1).
    24. Fig 4: Front Compartment Fuse Block & Bolts
    GM2027871Courtesy of GENERAL MOTORS COMPANY
  24. Remove the 3 front compartment fuse block bolts (1).
  25. Remove the front compartment fuse block (2).
    26. Fig 5: Wiring Harnesses & Plugs
    GM2027872Courtesy of GENERAL MOTORS COMPANY
  26. Unclip the 3 wiring harness plugs (3).
  27. Disconnect the wiring harness plug from the front compartment fuse block.
    28. Fig 6: Wiring Harnesses And Ground Nuts
    GM2027867Courtesy of GENERAL MOTORS COMPANY
  28. Remove the 3 ground nuts (1) and put the 4 wiring harness (2) aside.
    29. Fig 7: Wiring Harness Plugs
    GM2027866Courtesy of GENERAL MOTORS COMPANY
  29. Disconnect the 2 wiring harness plugs (1, 2).
    30. Fig 8: A/C Compressor/Condenser Hose Nut & Refrigerant Hose
    GM2027259Courtesy of GENERAL MOTORS COMPANY
  30. Remove A/C compressor and condenser hose nut (1) from refrigerant hose (2).
  31. Remove the catalytic converter. Refer to Catalytic Converter Replacement (2.0L LHU) .
  32. Remove the heater inlet hose. Refer to Heater Inlet Hose Replacement (2.0L LHU) .
  33. Remove the heater outlet hose. Refer to Heater Outlet Hose Replacement (2.0L LHU) .
    34. Fig 9: Radiator Wiring Harness, Wheel Speed Sensor Wiring Harness And Retainers
    GM2028081Courtesy of GENERAL MOTORS COMPANY
  34. Remove the wheel speed sensor wiring harness (2) from the frame on both sides.
  35. Remove the wiring harness retainers (3) from the frame and the lower control arm.
  36. Remove the left and right stabilizer shaft link from the strut assemblies. Refer to Stabilizer Shaft Link Replacement .
  37. Remove the left and right steering outer tie rod from the steering knuckles. Refer to Steering Linkage Outer Tie Rod Replacement .
  38. Remove the left and right front lower control arm from the steering knuckles. Refer to Lower Control Arm Replacement .
  39. Remove the left wheel drive shaft. Refer to Front Wheel Drive Shaft Replacement - Left Side .
  40. Remove the right wheel drive shaft. Refer to Front Wheel Drive Shaft Replacement - Right Side .
  41. Install the engine support fixture. Refer to Engine Support Fixture .
    42. NOTE:

    Use the engine support fixture to slightly raise the powertrain assembly to aid in the removal of the engine and transmission mount bolts.

  42. Adjust engine support fixture as needed.
    43. Fig 10: Engine Mount Bracket & Components
    GM2506243Courtesy of GENERAL MOTORS COMPANY
  43. Mark the location of the bolts (2, 3) before removing.
  44. Remove the 5 engine mount bracket retaining bolts (2, 3) and the engine mount retaining nut (1).
  45. Remove the engine mount (4).
  46. Mark the location of the transmission mount bolts before removing.
  47. Remove the transmission mount - left side. Refer to Transmission Mount Replacement - Left Side .
  48. Raise the vehicle.
  49. Using a suitable engine support table, lower the vehicle until the drivetrain and front suspension frame contacts the engine support table.
  50. Position blocks of wood below the oil pan and transmission to stabilize the powertrain on the support table.
  51. Using the engine support fixture, lower the powertrain down until it is resting on the engine support table.
  52. Remove the engine support fixture. Refer to Engine Support Fixture .
    53. Fig 11: Frame Reinforcements & Bolts
    GM2028085Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Simplified graphic. Suspension frame is supported by engine support table.

  53. Remove the drivetrain and front suspension frame bolts (2).
  54. Remove the rear frame bolts (3).
  55. Remove the frame reinforcements (4).
  56. Slowly and carefully raise the vehicle, ensure the engine, transmission, radiator assembly and drivetrain suspension frame are free from wiring, hoses and other engine compartment components.
  57. Remove the intermediate drive shaft. Refer to Front Wheel Drive Intermediate Shaft Replacement .
  58. Remove the radiator inlet hose from the radiator. Refer to Radiator Inlet Hose Replacement (2.0L LHU) .
  59. Remove the radiator outlet hose from the radiator. Refer to Radiator Outlet Hose Replacement (2.0L LHU) .
  60. Remove the charge air cooler inlet hose from the radiator. Refer to Charge Air Cooler Inlet Hose Replacement (Turbocharger) .
  61. Remove the charge air cooler outlet hose from the radiator. Refer to Charge Air Cooler Outlet Hose Replacement .
  62. Remove the transmission fluid cooler inlet pipe. Refer to Transmission Fluid Cooler Inlet Pipe Replacement (2.0L LHU) .
  63. Remove the transmission fluid cooler outlet pipe. Refer to Transmission Fluid Cooler Outlet Pipe Replacement (2.0L LHU) .
  64. Install suitable cable to the engine lift brackets.
  65. Install a suitable engine lifting device to the cable.
  66. Extend the engine lifting device until the steel cables are slightly tensioned.
    67. Fig 12: Front Transmission Mount Through Bolt
    GM2027411Courtesy of GENERAL MOTORS COMPANY
  67. Remove the front transmission mount through bolt (1).
    68. Fig 13: Automatic Transmission Mount Bracket Through Bolt
    GM2027404Courtesy of GENERAL MOTORS COMPANY
  68. Remove the transmission bracket mount to mount through bolt (1).
  69. Put the engine transmission unit down on a wooden pallet.
  70. Disconnect the backup lamp switch.
  71. Remove the starter. Refer to Starter Replacement (2.0L LHU) .
  72. Remove the access cover from the transmission.
    73. Fig 14: Flex Plate/Torque Converter Bolt
    GM2557040Courtesy of GENERAL MOTORS COMPANY
  73. Remove and DISCARD the 3 flex plate to the torque converter bolts (1).
  74. Loosen the 9 transmission bolts and remove 8 of them. Refer to Transmission Replacement (2.0L LHU) .
    75. NOTE:

    Second technician required.

  75. Remove the last transmission bolt and the transmission.
  76. Install the engine to an engine stand.
  77. Transfer parts as needed.
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