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Home >> Pontiac >> 2008 >> Torrent GXP, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Mechanical - 3.4L) >> Repair Instructions - On Vehicle >> Engine Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove the engine from the engine stand.
    2. Fig 1: View Of Transaxle & Bolts
    GM1371142Courtesy of GENERAL MOTORS CORP.
  2. Align the engine to the frame and automatic transaxle.
    3. NOTE: Refer to Fastener Notice .
  3. Install the automatic transaxle bolts.

    Tighten:  Tighten the bolts to 75 N.m (55 lb ft).

  4. Place a block of wood between the frame and the engine oil pan in order to support the engine on the frame once the engine hoist is removed.
  5. Remove the engine hoist and lift chain.
    6. Fig 2: View Of Torque Converter Bolts
    GM1371143Courtesy of GENERAL MOTORS CORP.
  6. Install the torque converter bolts.

    Tighten:  Tighten the bolts to 60 N.m (44 lb ft).

  7. Install the starter motor. Refer to Starter Motor Replacement (LNJ) or Starter Motor Replacement (LY7) .
    8. Fig 3: View Of Engine-To-Transaxle Brace & Bolts
    GM1371144Courtesy of GENERAL MOTORS CORP.
  8. Install the engine to transaxle brace (3) and bolts (1, 2).

    Tighten:  Tighten the bolts to 50 N.m (37 lb ft).

    9. Fig 4: View Of Negative Battery Cable At Transaxle Stud
    GM1371161Courtesy of GENERAL MOTORS CORP.
  9. Install the negative battery cable (1) to the transaxle stud.
  10. Install the negative battery cable-to-transaxle nut to the transaxle stud.

    Tighten:  Tighten the nut to 45 N.m (33 lb ft).

    11. Fig 5: View Of Transfer Case Mounting Bracket
    GM928962Courtesy of GENERAL MOTORS CORP.
  11. If equipped with AWD, install the transfer case mounting bracket and bolts.

    Tighten:  Tighten the bolts to 60 N.m (44 lb ft).

  12. If equipped with FWD, install the intermediate shaft. Refer to Intermediate Shaft Replacement .
    13. Fig 6: View Of Hose/Pipe Retainer-To-Right Cylinder Head Nut & Fuel Pipe-To-Transaxle Nut
    GM1325616Courtesy of GENERAL MOTORS CORP.
  13. Install the fuel pipe retainer to the threaded stud on the transaxle.
  14. Install the nut securing the fuel pipe to the transaxle.

    Tighten:  Tighten the nut to 28 N.m (21 lb ft).

  15. Install the throttle body assembly. Refer to Throttle Body Assembly Replacement .
    16. Fig 7: View Of Knock Sensor & Oil Pressure Indicator Switch Electrical Connectors
    GM1371162Courtesy of GENERAL MOTORS CORP.
  16. Connect the engine electrical wiring harness to the following components:
    • Oil pressure indicator switch (2)
    • Knock sensor (KS) (1)
    17. Fig 8: View Of A/C Compressor Clutch, A/C Refrigerant Pressure Sensor & Wire Harness Retainers
    GM1371163Courtesy of GENERAL MOTORS CORP.
  17. Connect the engine electrical wiring harness to the following components:
    • Install wire harness to retainer (3)
    • AC refrigerant pressure sensor (2)
    • Air conditioning (AC) compressor clutch (1)
    18. Fig 9: View Of Coolant Heater
    GM1356827Courtesy of GENERAL MOTORS CORP.
  18. If equipped with an engine coolant heater, connect the coolant heater cord.
    19. Fig 10: View Of Crankshaft Position Sensor & Knock Sensor Electrical Connectors
    GM1371165Courtesy of GENERAL MOTORS CORP.
  19. Connect the engine electrical wiring harness to the following components:
    • Install the wire harness to retainers (5, 6).
    • Install ground lead (3) and bolt (4).

      Tighten:  Tighten the bolt to 25 N.m (18 lb ft).

    • CKP sensor (2)
    • KS (1)
    20. Fig 11: View Of Engine Electrical Wiring Harness Connections
    GM1371158Courtesy of GENERAL MOTORS CORP.
  20. Connect the engine electrical wiring harness to the following components:
    • Install wire harness to retainers (8, 11, 13)
    • Ignition coil/control module (12)
    • H2OS 1 (9, 10)
    • Fuel injector inline connector (7)
    • Generator regulator (6)
    • Install generator B+ lead (2) and nut (1)

      Tighten:  Tighten the nut to 13 N.m (115 lb in).

    • EVAP purge solenoid (5)
    • Throttle body (4)
    • EGR valve (3)
    21. IMPORTANT: Inspect for areas of body to powertrain contact or entanglement of wires and hoses while joining the vehicle body to the powertrain.
  21. Carefully lower the vehicle body down to the powertrain.
    22. Fig 12: View Of Frame & Frame-To-Body Bolts
    GM933087Courtesy of GENERAL MOTORS CORP.
  22. Install NEW frame-to-body bolts.

    Tighten:  Tighten the bolts to 155 N.m (114 lb ft).

  23. Raise the vehicle up away from the frame support fixture or jackstands and remove the support fixture or jackstands from under the vehicle.
  24. Lower the vehicle.
    25. Fig 13: View Of Left Transaxle Mount & Bolts
    GM1370512Courtesy of GENERAL MOTORS CORP.
  25. Install the bolts that secure the left transaxle mount to the transaxle.

    Tighten:  Tighten the bolts to 50 N.m (37 lb ft).

    26. Fig 14: View Of Right Engine Mount & Bolts
    GM1370510Courtesy of GENERAL MOTORS CORP.
  26. Install the bolts (2) that secure the right engine mount (1) to the engine (3).

    Tighten:  Tighten the bolts to 50 N.m (37 lb ft).

  27. Raise the vehicle.
    28. Fig 15: Identifying Block Of Wood Between Frame & Transaxle
    GM1403679Courtesy of GENERAL MOTORS CORP.
  28. Remove the block of wood (1) between the frame and the transaxle used to support the transaxle while the bolts were removed from the left transaxle mount.
    29. Fig 16: Identifying Block Of Wood Between Frame & Engine Oil Pan
    GM1403676Courtesy of GENERAL MOTORS CORP.
  29. Remove the block of wood (1) between the frame and the engine oil pan used to support the engine while the bolts were removed from the right engine mount.
  30. If equipped with AWD, install the rear propeller shaft. Refer to Propeller Shaft Replacement .
  31. Install the right and left front wheel drive shafts. Refer to Front Wheel Drive Shaft Replacement .
    32. Fig 17: View Of Lower Ball Joint At Steering Knuckle
    GM1418666Courtesy of GENERAL MOTORS CORP.
  32. Install the right and left lower ball joints to the steering knuckles. Refer to Lower Control Arm Replacement .
    33. Fig 18: View Of Stabilizer Shaft & Link
    GM927949Courtesy of GENERAL MOTORS CORP.
  33. Install the right and left stabilizer shaft links to the stabilizer shaft. Refer to Stabilizer Shaft Link Replacement .
    34. Fig 19: View Of Tie Rod End To Steering Knuckle
    GM854972Courtesy of GENERAL MOTORS CORP.
  34. Install the right and left tie rod ends to the steering knuckles. Refer to Rack and Pinion Outer Tie Rod End Replacement .
    35. Fig 20: View Of Steering Shaft To Intermediate Shaft
    GM927947Courtesy of GENERAL MOTORS CORP.
  35. Connect the steering intermediate shaft to the steering gear.
  36. Install a NEW pinch bolt to the steering intermediate shaft.

    Tighten:  Tighten the bolt to 34 N.m (25 lb ft).

  37. Install the right and left engine splash shields. Refer to Engine Splash Shield Replacement .
  38. Install the front tires. Refer to Tire and Wheel Removal and Installation .
    39. Fig 21: View Of Transfer Case Vent Hose
    GM1418668Courtesy of GENERAL MOTORS CORP.
  39. If equipped with AWD, connect the transfer case vent hose to the transfer case.
  40. Install the catalytic converter. Refer to Catalytic Converter Replacement (LNJ) .
    41. Fig 22: View Of HO2S 2 & Harness Connector
    GM1370518Courtesy of GENERAL MOTORS CORP.
  41. Install the HO2S 2 wiring harness retainers (1, 3) to the vehicle underbody.
  42. Connect the HO2S 2 wiring harness.
  43. Install the front bumper fascia air deflector. Refer to Front Bumper Fascia Air Deflector Replacement .
    44. Fig 23: View Of Transaxle Oil Cooler Line Assembly
    GM945444Courtesy of GENERAL MOTORS CORP.
  44. Install new seals and connect the transaxle oil cooler lines to the transaxle. Refer to Fluid Cooler Pipe Seal Replacement .
  45. Install the radiator outlet hose. Refer to Radiator Outlet Hose Replacement (LNJ) or Radiator Outlet Hose Replacement (LY7) .
  46. Lower the vehicle.
  47. Install the radiator inlet hose. Refer to Radiator Inlet Hose Replacement (LNJ Chevrolet) or Radiator Inlet Hose Replacement (LNJ Pontiac) or Radiator Inlet Hose Replacement (LY7) .
  48. Connect the heater hoses to the engine. Refer to Heater Inlet Hose Replacement (LNJ) or Heater Inlet Hose Replacement (LY7) and Heater Outlet Hose Replacement (LNJ) or Heater Outlet Hose Replacement (LY7) .
  49. Install the coolant surge tank. Refer to Radiator Surge Tank Replacement .
  50. Untie the radiator, AC condenser, and fan module assembly from the upper radiator support.
    51. Fig 24: View Of Engine Wire Harness Retainer & Connector
    GM1371145Courtesy of GENERAL MOTORS CORP.
  51. Connect engine to body inline connector C102 (2).
  52. Connect the transaxle shift control cable to the transaxle. Refer to Shift Control Cable Replacement .
  53. Install the AC compressor hose assembly to the compressor. Refer to Compressor Hose Assembly Replacement (LNJ) or Compressor Hose Assembly Replacement (LY7) .
    54. Fig 25: Identifying Engine Fuel Hose/Pipe At Chassis Fuel Hose/Pipe
    GM1371132Courtesy of GENERAL MOTORS CORP.
  54. Connect the engine fuel hose/pipe (3) to the chassis fuel hose/pipe (2). Refer to Metal Collar Quick Connect Fitting Service .
  55. Connect the EVAP hose/pipe to the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .
  56. Install the air cleaner assembly and air intake duct. Refer to Air Cleaner Assembly Replacement .
    57. Fig 26: View Of TCM & Bracket
    GM1370529Courtesy of GENERAL MOTORS CORP.
  57. Install the TCM (1) to the TCM bracket (2).
    58. Fig 27: View Of Brake Booster Vacuum Hose
    GM1370533Courtesy of GENERAL MOTORS CORP.
  58. Connect the brake booster vacuum hose (2) to the intake manifold.
  59. Position the clamp (1) on the brake booster vacuum hose connection.
  60. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
    61. Fig 28: View Of Negative Battery Cable At Inner Fender Body Ground Stud
    GM1371157Courtesy of GENERAL MOTORS CORP.
  61. Install the negative battery cable from the inner fender body ground stud.
  62. Install the negative battery cable nut (2) to the inner fender body ground stud.

    Tighten:  Tighten the nut to 12 N.m (106 lb in).

    63. Fig 29: View Of Battery Cable Retainers At Battery Tray
    GM1371155Courtesy of GENERAL MOTORS CORP.
  63. Install the battery cable retainers (1) to the battery tray.
  64. Install the battery box, battery and ECM. Refer to Battery Box Replacement .
  65. Fill the engine with engine oil. Refer to Approximate Fluid Capacities , Fluid and Lubricant Recommendations , and Maintenance Schedule (North American Emissions) .
  66. Fill the engine with coolant. Refer to Cooling System Draining and Filling (LNJ Static Fill) or Cooling System Draining and Filling (LNJ GE 47716 Fill) or Cooling System Draining and Filling (LY7 Static Fill) or Cooling System Draining and Filling (LY7 GE 47716 Fill) .
  67. Check the transaxle fluid level. Refer to Sealers, Adhesives, and Lubricants , Transmission General Specifications , and Fluid Capacity Specifications .
  68. Charge the AC system. Refer to Refrigerant Recovery and Recharging .
  69. Prime the fuel system.
    1. Cycle the ignition ON for 5 seconds then OFF for 10 seconds. Repeat cycling twice.
    2. Crank the engine until it starts. The maximum starter motor cranking time is 20 seconds.
    3. If the engine does not start, repeat the steps.
  70. Perform the CKP system variation learn procedure. Refer to Crankshaft Position System Variation Learn .
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