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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 855 (Propeller Shaft) >> Repair Instructions >> Driveline Support Assembly Replacement (Automatic Transmission) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Failure to follow the proper removal and installation procedures may result in damage to the engine crankshaft thrust bearing.
    Fig 1: Transmission To Driveline Support Assembly Bolts/Studs
    GM71442Courtesy of GENERAL MOTORS CORP.
  1. Remove the strap retaining the transmission torque converter.
  2. Slowly slide the driveline support assembly to the transmission, while supporting the transmission torque converter.
    3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the transmission to driveline support assembly bolts/studs.

    Tighten:  Tighten the transmission to driveline support assembly bolts/studs to 50 N.m (37 lb ft).

    4. Fig 2: Rear Exhaust Hanger Mounting Bolts
    GM180748Courtesy of GENERAL MOTORS CORP.
  4. Install the rear exhaust hangers to the driveline support assembly.
  5. Install the rear exhaust hanger mounting bolts.

    Tighten:  Tighten the rear exhaust hanger mounting bolts to 50 N.m (37 lb ft).

    6. Fig 3: Transmission Oil Cooler Pipe Middle Clip
    GM71416Courtesy of GENERAL MOTORS CORP.
  6. Install the transmission oil cooler pipes into position.
  7. Install the transmission oil cooler pipe front and rear retaining clamps and bolts.

    Tighten:  Tighten the transmission oil cooler pipe front and rear retaining clamp bolts 12 N.m (106 lb in).

  8. Install the transmission oil cooler pipe middle clip.
    9. Fig 4: Transmission Oil Cooler Pipe Rear Clip
    GM71415Courtesy of GENERAL MOTORS CORP.
  9. Install the transmission oil cooler pipe rear clip.
    10. Fig 5: Transmission Oil Cooler Upper & Lower Pipe Fittings To Transmission
    GM71414Courtesy of GENERAL MOTORS CORP.
  10. Remove the caps from the transmission oil cooler pipes and remove the plugs from the fittings on the transmission.
  11. ALIGN and HAND-START, then tighten ONLY by hand to seat the transmission oil cooler pipe fittings to the transmission fittings.

    Tighten:  Tighten the transmission oil cooler fittings to 40 N.m (30 lb ft).

    12. Fig 6: Transmission Jack To Driveline Components
    GM196196Courtesy of GENERAL MOTORS CORP.
  12. Position the chainfall, or equivalent lifting device, in a way which will protect the transmission oil cooler rear pipes and the rear exhaust hangers located on the driveline support assembly.
    13. IMPORTANT: The aid of an assistant will be necessary for the following steps until the driveline is installed into the vehicle.
  13. Using the lifting device, raise the driveline off the workbench and position the driveline with the J 42055  onto a transmission jack. See Special Tools and Equipment .
  14. Connect the J 42055  to the transmission jack. See Special Tools and Equipment .
    15. Fig 7: Input Shaft At Front Of Driveline Support Assembly To Engine Flywheel Housing
    GM71466Courtesy of GENERAL MOTORS CORP.
  15. Remove the lifting device from the driveline.
  16. Position the driveline under the vehicle.
  17. Begin to raise the driveline at the approximate angle used during removal.
  18. Position the wiring harness along the driveline support assembly and LOOSELY install the harness into the harness retaining slots.
  19. Have an assistant guide the front of the driveline so the propeller input shaft is just to the rear of the engine flywheel housing, then raise the driveline to the PROPER HEIGHT and the PROPER ANGLE to install to the engine.
    20. IMPORTANT: Use care not to use too much force to install the propeller input shaft into the propeller shaft hub. The propeller input shaft front bearing positioning system is designed to withstand an insertion force not greater than 582 N (130 lb).
  20. Have an assistant begin to insert the propeller input shaft into the propeller shaft hub while maintaining the proper angle of the driveline, if necessary use a screwdriver to rotate the shaft slightly to position and align the splines.
    21. Fig 8: Wiring Harness To Harness Retainer At Transmission
    GM196198Courtesy of GENERAL MOTORS CORP.
  21. SLOWLY seat the driveline to the engine flywheel housing while maintaining the proper angle of the driveline.
    22. Fig 9: Wiring Harness Bracket To Driveline Tunnel Wall
    GM71406Courtesy of GENERAL MOTORS CORP.
  22. Reposition the wiring harness bracket to the driveline support assembly bolt hole.
    23. Fig 10: Driveline Support Assembly To Engine Flywheel Housing Bolts
    GM196199Courtesy of GENERAL MOTORS CORP.
  23. Install the driveline support assembly to engine flywheel housing bolts.

    Tighten:  Tighten the driveline support assembly to engine flywheel housing bolts to 50 N.m (37 lb ft).

  24. Install the wiring harness to the wiring harness retainer along the top of the transmission.
  25. SLOWLY raise the driveline to approximately 51 mm (2 in) BELOW the final installed height.
    26. Fig 11: Locating Cooler Fittings
    GM71418Courtesy of GENERAL MOTORS CORP.
  26. Remove the caps from the front of the transmission oil cooler pipes and remove the plugs from the junction fittings at the engine flywheel housing.
  27. ALIGN and HAND-START, then tighten ONLY by hand to seat the transmission oil cooler pipes to the junction fittings at the engine flywheel housing.

    Tighten:  Tighten the transmission oil cooler pipes to junction fittings at engine flywheel housing to 27 N.m (20 lb ft).

    28. Fig 12: Park/Neutral Position Switch Electrical Connectors
    GM205288Courtesy of GENERAL MOTORS CORP.
  28. Install the transmission wiring harness to LH side of transmission case retaining bolt.

    Tighten:  Tighten the transmission wiring harness to LH side of transmission case retaining bolt to 2.5 N.m (22 lb in).

  29. Connect the park/neutral position switch electrical connectors.
    30. Fig 13: View Of Transmission Harness 20-Way Connector
    GM173661Courtesy of GENERAL MOTORS CORP.
  30. Connect the transmission wiring harness 20-way connector.

    Align the arrows on each half of the connector.

    31. Fig 14: Wiring Harness Retainer To Stud At Differential Rear Cover
    GM71409Courtesy of GENERAL MOTORS CORP.
  31. Connect the wiring harness clip to the top of the differential.
  32. Connect the wiring harness retainer to the stud at the differential rear cover.
    33. Fig 15: Vehicle Speed Sensor (VSS) Electrical Connector
    GM180649Courtesy of GENERAL MOTORS CORP.
  33. Connect the vehicle speed sensor (VSS) electrical connector.
    34. Fig 16: View Of Transaxle Mount Bracket & Bolts
    GM71501Courtesy of GENERAL MOTORS CORP.
  34. Slowly raise the driveline to final installation height.
  35. Remove the jack which supported the engine.
  36. Remove the tie-off retainers from the axle shafts.
  37. CAREFULLY align and seat the wheel drive shafts to the differential.
  38. Install the transaxle mount and bracket to the differential.
  39. Install the transaxle mount bracket to differential bolts.

    Tighten:  Tighten the transaxle mount bracket to differential bolts to 50 N.m (37 lb ft).

    40. Fig 17: View Of Rear Suspension Crossmember
    GM180638Courtesy of GENERAL MOTORS CORP.
  40. With the aid of an assistant, begin to raise the rear suspension crossmember (still firmly attached to a transmission jack), to the vehicle frame rails.
  41. Guide the rear suspension crossmember alignment pins into the alignment holes in the vehicle frame rails, and guide the transaxle mount studs into the mounting holes in the crossmember, then raise the crossmember until it contacts the frame rails.
    42. Fig 18: View Of Jack Supports
    GM180637Courtesy of GENERAL MOTORS CORP.
  42. Using ONLY HAND TOOLS, install NEW rear suspension crossmember mounting nuts.

    Tighten:  Tighten the rear suspension crossmember mounting nuts to 110 N.m (81 lb ft).

    43. Fig 19: View Of Transaxle Mount-To-Rear Crossmember Nuts
    GM180633Courtesy of GENERAL MOTORS CORP.
  43. Remove the transmission jack from the rear suspension crossmember.
  44. Release the J 42055  from the transmission, then remove the J 42055  and transmission jack. See Special Tools and Equipment .
  45. Install the transaxle mount to rear suspension crossmember nuts.

    Tighten:  Tighten the transaxle mount to rear suspension crossmember nuts to 50 N.m (37 lb ft).

  46. Connect the wiring harness and brake pipe clip retainers to the rear suspension crossmember.
    47. Fig 20: View Of Shock Absorber Mounting To Control Arm
    GM180606Courtesy of GENERAL MOTORS CORP.
  47. Support the lower control arm with a straight jack.
  48. Connect the lower ball joint to the suspension knuckle. Refer to Knuckle Replacement

    in Rear Suspension.

  49. Install the shock absorber lower mounting bolt.

    Tighten:  Tighten the rear shock absorber lower mounting bolt to 220 N.m (162 lb ft).

  50. Connect the outer tie rod end to the suspension knuckle. Refer to Tie Rod Replacement (Outer End) or Tie Rod Replacement (Suspension Link) in Rear Suspension.
  51. Remove the straight jack from the suspension control arm.
  52. Repeat steps 47 through 51 for the other side of the vehicle.
  53. Install the rear transverse spring. Refer to Rear Transverse Spring Replacement in Rear Suspension.
    54. Fig 21: Wiring Harness To L-Shaped Brackets At Driveline Support Assembly
    GM71407Courtesy of GENERAL MOTORS CORP.
  54. Carefully position the wiring harness into the L-shaped brackets along the driveline support assembly. Align the harness retainer (locator) (1) to the hole in the forward bracket, and secure in place.
    55. Fig 22: Transmission Shift Control Cable To Transmission Shift Lever
    GM173669Courtesy of GENERAL MOTORS CORP.
  55. Install the transmission shift cable and bracket into position.
  56. Connect the transmission shift cable to the transmission shift lever.

    Press to secure the cable.

    57. Fig 23: Transmission Shift Cable Bracket To Transmission
    GM71443Courtesy of GENERAL MOTORS CORP.
  57. Install the transmission shift cable bracket nuts to the transmission.

    Tighten:  Tighten the transmission shift cable bracket nuts to 20 N.m (15 lb ft).

    58. Fig 24: Rear Bellhousing Access Plug
    GM71469Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The following step must be performed to assure proper torque converter balance during installation.
  58. Align the transmission flexplate to the transmission torque converter using the matchmark made prior to removal.
  59. Install the transmission flexplate to transmission torque converter bolts. Refer to Flexplate to Torque Converter Bolts in Automatic Transmission - 4L60-E.
  60. Install the rear bellhousing access plug.
    61. Fig 25: View Of Propeller Shaft Hub Clamp Bolt
    GM173641Courtesy of GENERAL MOTORS CORP.
  61. HAND-TIGHTEN the propeller shaft hub clamp bolt (1) until FINGER-TIGHT.
    62. Fig 26: Plastic Plugs To Front Of Driveline Support Assembly
    GM173638Courtesy of GENERAL MOTORS CORP.
  62. Remove and discard the propeller input shaft front bearing positioning bolts (M10 - 1.5 X 55 mm) from the driveline support assembly.
  63. Install the two plastic plugs to the front of the driveline support assembly in place of the positioning bolts.
    64. Fig 27: Driveline Tunnel Closeout Panel
    GM180595Courtesy of GENERAL MOTORS CORP.
  64. Install the driveline tunnel closeout panel. Refer to Driveline Tunnel Closeout Panel Replacement .
  65. Remove the tie-off retainer from the LH muffler assembly.
  66. Install the RH muffler assembly. Refer to Muffler Replacement - Right in Engine Exhaust.
  67. Install the catalytic converters. Refer to Catalytic Converter Replacement in Engine Exhaust.
  68. Install the rear tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  69. Lower the vehicle.
  70. Connect the negative battery cable.

    Tighten:  Tighten the negative battery cable bolt to 15 N.m (11 lb ft).

  71. Program the transmitters. Refer to Transmitter Programming in Keyless Entry.
    72. IMPORTANT: The following steps MUST be performed in order to provide proper alignment of the propeller shaft hub, the propeller input shaft and the propeller input shaft front bearing.
    Fig 28: View Of Propeller Shaft Hub Clamp Bolt
    GM173641Courtesy of GENERAL MOTORS CORP.
  72. Start and run the engine at idle until normal operating temperatures are reached.

    Idle or drive for at least 10 minutes.

  73. Turn off the engine and allow the powertrain to cool to ROOM temperature.
  74. Raise the vehicle.
  75. Tighten the propeller shaft hub clamp bolt (1).

    Tighten:  Tighten the propeller shaft hub clamp bolt to 125 N.m (93 lb ft).

    76. Fig 29: Engine Flywheel Housing Access Plug
    GM71455Courtesy of GENERAL MOTORS CORP.
  76. Install the engine flywheel housing access plug.
  77. Flush the transmission oil cooler. Refer to Automatic Transmission Oil Cooler Flushing and Flow Test (J 45096) or Automatic Transmission Oil Cooler Flushing and Flow Test (J 35944-A) in Automatic Transmission - 4L60-E.
  78. Lower the vehicle.
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