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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 >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove the battery box and carefully set the engine control module (ECM) on top of the engine. Refer to Battery Box Replacement .
    2. Fig 1: View Of Battery Cable Retainers At Battery Tray
    GM1371155Courtesy of GENERAL MOTORS CORP.
  2. Remove the battery cable retainers (1) from the battery tray.
    3. Fig 2: View Of Negative Battery Cable At Inner Fender Body Ground Stud
    GM1371157Courtesy of GENERAL MOTORS CORP.
  3. Remove the negative battery cable nut (2) from the inner fender body ground stud.
  4. Remove the negative battery cable (1) from the inner fender body ground stud.
  5. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
    6. Fig 3: View Of Brake Booster Vacuum Hose
    GM1370533Courtesy of GENERAL MOTORS CORP.
  6. Release the clamp (1) from the brake booster vacuum hose connection.
  7. Disconnect the brake booster vacuum hose (2) from the intake manifold.
    8. Fig 4: View Of TCM & Bracket
    GM1370529Courtesy of GENERAL MOTORS CORP.
  8. Remove the transaxle control module (TCM) (1) from the bracket (2) and set the TCM on top of the engine.
  9. Remove the air cleaner assembly and air intake duct. Refer to Air Cleaner Assembly Replacement .
  10. Discharge the fuel system. Refer to Fuel Pressure Relief (Without CH 48027) or Fuel Pressure Relief (With CH 48027) .
  11. Disconnect the evaporative emission (EVAP) hose/pipe from the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .
    12. Fig 5: Identifying Engine Fuel Hose/Pipe At Chassis Fuel Hose/Pipe
    GM1371132Courtesy of GENERAL MOTORS CORP.
  12. Disconnect the engine fuel hose/pipe (3) from the chassis fuel hose/pipe (2). Refer to Metal Collar Quick Connect Fitting Service .
  13. Discharge the air conditioning (A/C) system. Refer to Refrigerant Recovery and Recharging .
  14. Remove the A/C compressor hose assembly from the compressor. Cap or plug the hoses and compressor to prevent contamination. Refer to Compressor Hose Assembly Replacement (LNJ) or Compressor Hose Assembly Replacement (LY7) .
  15. Disconnect the transaxle shift control cable from the transaxle. Refer to Shift Control Cable Replacement .
    16. Fig 6: View Of Engine Wire Harness Retainer & Connector
    GM1371145Courtesy of GENERAL MOTORS CORP.
  16. Disconnect engine to body inline connector C102 (2).
  17. Drain the engine coolant from the cooling system. 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) .
  18. Tie the radiator, A/C condenser, and fan module assembly to the upper radiator support to keep the assembly with the vehicle when the frame and drivetrain is removed.
  19. Remove the coolant surge tank. Refer to Radiator Surge Tank Replacement .
  20. Disconnect the heater hoses from the engine. Refer to Heater Inlet Hose Replacement (LNJ) or Heater Inlet Hose Replacement (LY7) .
  21. Remove 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) .
  22. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  23. Remove the radiator outlet hose. Refer to Radiator Outlet Hose Replacement (LNJ) or Radiator Outlet Hose Replacement (LY7) .
    24. Fig 7: View Of Transaxle Oil Cooler Line Assembly
    GM945444Courtesy of GENERAL MOTORS CORP.
  24. Disconnect the transaxle oil cooler lines from the transaxle and remove the seals. Refer to Fluid Cooler Pipe Seal Replacement .
  25. Cap the transaxle oil cooler lines and plug the transaxle oil cooler line fittings to prevent loss of transmission fluid.
  26. Remove the front bumper fascia air deflector. Refer to Front Bumper Fascia Air Deflector Replacement .
    27. Fig 8: View Of HO2S 2 & Harness Connector
    GM1370518Courtesy of GENERAL MOTORS CORP.
  27. Disconnect the heated oxygen sensor (HO2S) 2 wiring harness (2).
  28. Remove the HO2S 2 wiring harness retainers (1, 3) from the vehicle underbody.
  29. Remove the catalytic converter and secure the rear half of the exhaust system to the vehicle underbody. Refer to Catalytic Converter Replacement (LNJ) .
    30. Fig 9: View Of Transfer Case Vent Hose
    GM1418668Courtesy of GENERAL MOTORS CORP.
  30. If equipped with all wheel drive (AWD), disconnect the transfer case vent hose from the transfer case.
  31. Remove the front tires. Refer to Tire and Wheel Removal and Installation .
  32. Remove the right and left engine splash shields. Refer to Engine Splash Shield Replacement .
    33. Fig 10: View Of Steering Shaft To Intermediate Shaft
    GM927947Courtesy of GENERAL MOTORS CORP.
  33. Remove the steering intermediate shaft pinch bolt and discard the bolt.
  34. Disconnect the steering intermediate shaft from the steering gear.
    35. Fig 11: View Of Tie Rod End To Steering Knuckle
    GM854972Courtesy of GENERAL MOTORS CORP.
  35. Remove the right and left outer tie rod ends from the steering knuckles. Refer to Rack and Pinion Outer Tie Rod End Replacement .
    36. Fig 12: View Of Stabilizer Shaft & Link
    GM927949Courtesy of GENERAL MOTORS CORP.
  36. Remove the right and left stabilizer shaft links from the stabilizer shaft. Refer to Stabilizer Shaft Link Replacement .
    37. Fig 13: View Of Lower Ball Joint At Steering Knuckle
    GM1418666Courtesy of GENERAL MOTORS CORP.
  37. Remove the right and left lower ball joints from the steering knuckles. Refer to Lower Control Arm Replacement .
  38. Remove the right and left front wheel drive shafts. Refer to Front Wheel Drive Shaft Replacement .
  39. If equipped with AWD, remove the rear propeller shaft. Refer to Propeller Shaft Replacement .
    40. Fig 14: Identifying Block Of Wood Between Frame & Engine Oil Pan
    GM1403676Courtesy of GENERAL MOTORS CORP.
  40. Place a block of wood (1) between the frame and the engine oil pan in order to support the engine once the bolts are removed from the right engine mount.
    41. Fig 15: Identifying Block Of Wood Between Frame & Transaxle
    GM1403679Courtesy of GENERAL MOTORS CORP.
  41. Place a block of wood (1) between the frame and the transaxle in order to support the transaxle once the bolts are removed from the left transaxle mount.
  42. Lower the vehicle.
    43. Fig 16: View Of Right Engine Mount & Bolts
    GM1370510Courtesy of GENERAL MOTORS CORP.
  43. Remove the bolts (2) that secure the right engine mount (1) to the engine (3).
    44. Fig 17: View Of Left Transaxle Mount & Bolts
    GM1370512Courtesy of GENERAL MOTORS CORP.
  44. Remove the bolts that secure the left transaxle mount to the transaxle.
    45. IMPORTANT: Insure the vehicle body is secured to the hoist.
  45. Raise the vehicle.
  46. Place a universal frame support fixture or jackstands under the frame.
  47. Lower the vehicle until the frame contacts the frame support fixture or jackstands.
    48. Fig 18: View Of Frame & Frame-To-Body Bolts
    GM933087Courtesy of GENERAL MOTORS CORP.
  48. Remove the frame-to-body bolts. Discard the bolts.
    49. IMPORTANT: Inspect for areas of body to powertrain contact or entanglement of wires and hoses while separating the vehicle body and powertrain.
  49. Carefully raise the vehicle body up away from the powertrain.
    50. Fig 19: View Of Engine Electrical Wiring Harness Connections
    GM1371158Courtesy of GENERAL MOTORS CORP.
  50. Disconnect the engine electrical wiring harness from the following components:
    • Exhaust gas recirculation (EGR) valve (3)
    • Throttle body (4)
    • EVAP purge solenoid (5)
    • Remove nut (1) and generator B+ lead (2)
    • Generator regulator (6)
    • Fuel injector inline connector (7)
    • Heated oxygen sensor (H2OS) 1 (9, 10)
    • Ignition coil/control module (12)
    • Remove wire harness from retainers (8, 11, 13)
    51. Fig 20: View Of Crankshaft Position Sensor & Knock Sensor Electrical Connectors
    GM1371165Courtesy of GENERAL MOTORS CORP.
  51. Disconnect the engine electrical wiring harness from the following components:
    • Knock sensor (KS) (1)
    • Crankshaft position (CKP) sensor (2)
    • Remove bolt (4) and ground lead (3)
    • Remove the wire harness from retainers (5, 6)
    52. Fig 21: View Of Coolant Heater
    GM1356827Courtesy of GENERAL MOTORS CORP.
  52. If equipped with an engine coolant heater, disconnect the coolant heater cord.
    53. Fig 22: View Of A/C Compressor Clutch, A/C Refrigerant Pressure Sensor & Wire Harness Retainers
    GM1371163Courtesy of GENERAL MOTORS CORP.
  53. Disconnect the engine electrical wiring harness from the following components:
    • Air conditioning (AC) compressor clutch (1)
    • AC refrigerant pressure sensor (2)
    • Remove wire harness from retainer (3)
    54. Fig 23: View Of Knock Sensor & Oil Pressure Indicator Switch Electrical Connectors
    GM1371162Courtesy of GENERAL MOTORS CORP.
  54. Disconnect the engine electrical wiring harness from the following components:
    • Knock sensor (KS) (1)
    • Oil pressure indicator switch (2)
  55. Remove the throttle body assembly. Refer to Throttle Body Assembly Replacement .
    56. Fig 24: View Of Hose/Pipe Retainer-To-Right Cylinder Head Nut & Fuel Pipe-To-Transaxle Nut
    GM1325616Courtesy of GENERAL MOTORS CORP.
  56. Remove the nut securing the fuel pipe to the transaxle.
  57. Remove the fuel pipe retainer from the threaded stud on the transaxle.
    58. Fig 25: View Of Transfer Case Mounting Bracket
    GM928962Courtesy of GENERAL MOTORS CORP.
  58. If equipped with AWD, remove the transfer case mounting bracket bolts and bracket.
  59. If equipped with front wheel drive (FWD), remove the intermediate shaft. Refer to Intermediate Shaft Replacement .
    60. Fig 26: View Of Negative Battery Cable At Transaxle Stud
    GM1371161Courtesy of GENERAL MOTORS CORP.
  60. Remove the negative battery cable-to-transaxle nut from the transaxle stud
  61. Remove the negative battery cable (1) from the transaxle stud.
    62. Fig 27: View Of Engine-To-Transaxle Brace & Bolts
    GM1371144Courtesy of GENERAL MOTORS CORP.
  62. Remove the engine-to-transaxle brace bolts (1, 2) and brace (3).
  63. Remove the starter motor. Refer to Starter Motor Replacement (LNJ) or Starter Motor Replacement (LY7) .
    64. Fig 28: View Of Torque Converter Bolts
    GM1371143Courtesy of GENERAL MOTORS CORP.
  64. Remove the torque converter bolts.
  65. Install an engine lift chain to the engine lift brackets.
  66. Support the engine weight with an engine hoist.
    67. Fig 29: View Of Transaxle & Bolts
    GM1371142Courtesy of GENERAL MOTORS CORP.
  67. Remove the automatic transaxle bolts.
  68. Separate the automatic transaxle from the engine.
  69. Lift the engine away from the frame and the automatic transaxle.
  70. Secure the engine to an engine stand.
  71. Remove any additional engine components as necessary. Refer to appropriate component sections in manual if needed.
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