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Home >> GMC >> 2012 >> Acadia SLE, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 3.6L (LLT) - Repair Instructions - Off Vehicle >> Repair Instructions - Off Vehicle >> Engine Block Assemble

Engine Block Assemble

    Fig 1: Cylinder Head Alignment Dowels
    GM902736Courtesy of GENERAL MOTORS COMPANY
  1. Install the cylinder block-to-cylinder head alignment dowels.
    2. Fig 2: View Of Front Oil Gallery Expansion Plug
    GM902730Courtesy of GENERAL MOTORS COMPANY
  2. Install the NEW front oil gallery expansion plug.
  3. Ensure the NEW front oil gallery expansion plug is installed to the proper depth.
    4. Fig 3: Transmission Alignment Dowels
    GM902737Courtesy of GENERAL MOTORS COMPANY
  4. Install the cylinder block-to-transmission alignment dowels.
    5. Fig 4: Identifying Coolant Expansion Plugs
    GM902733Courtesy of GENERAL MOTORS COMPANY
  5. Ensure proper use of room temperature vulcanizing (RTV) sealant. Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant

    Apply the RTV sealant on the NEW coolant expansion plugs. Refer to Adhesives, Fluids, Lubricants, and Sealers for recommended sealant.

  6. Install the NEW coolant expansion plugs.
  7. Ensure the NEW coolant expansion plugs are installed to the proper depth.
    8. Fig 5: M20 Left Side Oil Gallery Threaded Plug
    GM1327926Courtesy of GENERAL MOTORS COMPANY
  8. Apply thread sealant on the threads of the M20 left side oil gallery threaded plug. Refer to Adhesives, Fluids, Lubricants, and Sealers for recommended sealant.
    9. CAUTION:

    Refer to Fastener Caution .

  9. Install the M20 left side oil gallery threaded plug and tighten to 75 N.m (55 lb ft).
    10. Fig 6: View Of M14 Left Side Coolant Drain Threaded Plug
    GM1327925Courtesy of GENERAL MOTORS COMPANY
  10. Apply thread sealant on the threads of the M14 left side coolant drain threaded plug. Refer to Adhesives, Fluids, Lubricants, and Sealers for recommended sealant.
  11. Install the M14 left side coolant drain threaded plug and tighten to 50 N.m (37 lb ft).
    12. Fig 7: Identifying M14 Rear Oil Gallery Threaded Plug
    GM1327924Courtesy of GENERAL MOTORS COMPANY
  12. Apply thread sealant on the threads of the M14 rear oil gallery threaded plug. Refer to Adhesives, Fluids, Lubricants, and Sealers for recommended sealant.
  13. Install the M14 rear oil gallery threaded plug and tighten to 50 N.m (37 lb ft).
    14. Fig 8: Identifying M14 Right Side Coolant Drain Threaded Plug
    GM1327923Courtesy of GENERAL MOTORS COMPANY
  14. Apply thread sealant on the threads of the M14 right side coolant drain threaded plug. Refer to Adhesives, Fluids, Lubricants, and Sealers for recommended sealant.
  15. Install the M14 right side coolant drain threaded plug and tighten to 50 N.m (37 lb ft).
    16. Fig 9: Identifying M14 Right Side Oil Gallery Threaded Plug
    GM1327922Courtesy of GENERAL MOTORS COMPANY
  16. Apply thread sealant on the threads of the M14 right side oil gallery threaded plug. Refer to Adhesives, Fluids, Lubricants, and Sealers for recommended sealant.
  17. Install the M14 right side oil gallery threaded plug and tighten to 50 N.m (37 lb ft).
    18. Fig 10: Identifying Cylinder Block-To-Oil Pan Alignment Dowels
    GM902740Courtesy of GENERAL MOTORS COMPANY
  18. Install the cylinder block-to-oil pan alignment dowels.
    19. Fig 11: Locating Right Front Oil Pan Rail Oil Gallery Expansion Plug
    GM902732Courtesy of GENERAL MOTORS COMPANY
  19. Install the NEW right front oil pan rail oil gallery expansion plug.
  20. Ensure the NEW right front oil pan rail oil gallery expansion plug is installed to the proper depth.
    21. Fig 12: Identifying Oil Jets & Bolts
    GM1866877Courtesy of GENERAL MOTORS COMPANY
  21. Install the oil jets.
  22. Install the oil jet bolts and tighten to 10 N.m (89 lb in).
    23. Fig 13: View Of Crankshaft Position Sensor O-Ring
    GM1930269Courtesy of GENERAL MOTORS COMPANY
  23. Install the NEW crankshaft position sensor O-ring, if damaged.
    24. Fig 14: View Of Crankshaft Position Sensor
    GM1930246Courtesy of GENERAL MOTORS COMPANY
  24. Install the crankshaft position sensor.
  25. Install the crankshaft position sensor bolt and tighten to 10 N.m (89 lb in).
    26. Fig 15: Identifying Left Knock Sensor & Bolt
    GM1930214Courtesy of GENERAL MOTORS COMPANY
  26. Install the left knock sensor to the cylinder block, as shown.
  27. Install the left knock sensor bolt and tighten to 25 N.m (18 lb ft).
  28. Ensure proper sensor orientation.
    29. Fig 16: View Of Right Knock Sensor
    GM1930195Courtesy of GENERAL MOTORS COMPANY
  29. Install the right knock sensor to the cylinder block, as shown.
  30. Install the right knock sensor bolt and tighten to 25 N.m (18 lb ft).
  31. Ensure proper sensor orientation.
    32. Fig 17: View Of Block Heater Cartridge
    GM1930194Courtesy of GENERAL MOTORS COMPANY
  32. Install the block heater cartridge, if equipped.
    33. Fig 18: Identifying Engine Front Cover Studs
    GM2296303Courtesy of GENERAL MOTORS COMPANY
  33. Install the engine front cover studs (1) and tighten to 15 N.m (11 lb ft).
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