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Home >> Pontiac >> 2005 >> Grand Prix Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle - Introduction & Repair Instructions >> Repair Instructions >> Transmission Replacement >> Installation Procedure

Installation Procedure

    IMPORTANT: Ensure that the transaxle is secured properly to the transmission jack.
  1. Position the transaxle onto a transmission jack and secure the transaxle to the jack.
  2. Install the transaxle into the vehicle.
    3. Fig 1: View of Transaxle To Engine Mounting
    GM160965Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the lower transaxle bolt (6) and the stud (1).

    Tighten:  Tighten the bolt and the stud to 75 N.m (55 lb ft).

  4. Install the transaxle brace. Refer to Automatic Transmission Brace Replacement .
    5. Fig 2: Holding Flywheel
    GM309963Courtesy of GENERAL MOTORS CORP.
  5. Install J 37096  in order to gain access to install the torque converter bolts and to prevent the flywheel from turning.
    6. Fig 3: Identifying Flywheel To Torque Converter Bolts
    GM160984Courtesy of GENERAL MOTORS CORP.
  6. Install the torque converter bolts.

    Tighten:  Tighten the bolts to 63 N.m (46 lb ft).

  7. Install the wheel drive shafts into the transaxle. Refer to Wheel Drive Shaft Replacement in Wheel Drive Shafts.
  8. Install the oil cooler pipes to the transaxle. Refer to Automatic Transmission Oil Cooler Hose Replacement .
  9. Install the starter motor. Refer to Starter Motor Replacement (RPOs L26/L32) or Starter Motor Replacement (RPO LS4) in Engine Electrical.
  10. Remove the transmission jack from the transaxle.
  11. Install the frame to the vehicle. Refer to Frame Replacement in Frame and Underbody.
  12. Connect the electrical connector to the vehicle speed sensor.
  13. Install the left and the right engine splash shield. Refer to Splash Shield Replacement - Engine in Body Front End.
  14. Install the front wheels. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  15. Lower the vehicle.
  16. Remove the engine support fixture.
    17. Fig 4: View of Transaxle To Engine Mounting
    GM160965Courtesy of GENERAL MOTORS CORP.
  17. Install the upper transaxle bolts (3,4,5) and the stud (2).

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

    18. Fig 5: Identifying Automatic Transaxle Range Selector Cable To Cable Bracket
    GM629687Courtesy of GENERAL MOTORS CORP.
  18. Install the cable to the transaxle range selector cable bracket.
    19. Fig 6: View Of Transaxle Range Selector Cable & Shift Lever
    GM629690Courtesy of GENERAL MOTORS CORP.
  19. Install the A/T range selector cable retainer to the cable.
  20. Install the transaxle range selector cable to the transaxle shift lever.
    21. Fig 7: Wiring Harness Grounds & Transaxle
    GM911145Courtesy of GENERAL MOTORS CORP.
  21. Reposition the wiring harness and install the wiring harness bracket and the bolt (7).

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

  22. Install the wiring harness grounds (5) to the transaxle.
  23. Install the transaxle wiring harness ground bolt (6) to the transaxle.

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

  24. Install the wiring harness grounds (1,2) to the transaxle.
  25. Install the wiring harness ground nut (3) to the transaxle.

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

  26. Connect the transaxle wiring harness electrical connector (4).
  27. Install the air cleaner intake duct. Refer to Air Cleaner Intake Duct Replacement in Engine Controls - 3.8L.
  28. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (RPOs L26/L32) or Battery Negative Cable Disconnect/Connect Procedure (RPO LS4) in Engine Electrical.
    29. NOTE: Refer to Transmission Overfill Notice in Cautions and Notices.
  29. Fill the transaxle with transmission fluid.
  30. Inspect the transaxle for fluid leaks. Refer to Fluid Leak Diagnosis .
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