GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2006 🢒 G6 🢒 Transmission/Transaxle 🢒 Manual Transmission - F40 🢒 Transmission Replacement

Removal Procedure
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Remove the air cleaner assembly. Refer to Air Cleaner Outlet Duct Replacement .

    3. Object Number: 1580034 Size: SH
  3. Disconnect the clutch actuator line from the clutch actuator.

    4. Object Number: 1581378 Size: SH
  4. Disconnect the select cable (3) from the transaxle select lever (1).
  5. Disconnect the shift cable (4) from the transaxle shift lever (5).
  6. Remove both cables from the cable bracket (2).

    7. Object Number: 1580037 Size: SH
  7. Remove the cable bracket bolt (1) and nuts (3).
  8. Remove the cable bracket (2).
  9. Disconnect the vehicle speed sensor (VSS) electrical connector and position the harness out of the way.
  10. Disconnect the backup lamp switch electrical connector and position the harness out of the way.
  11. Tie the radiator to the upper hood latch panel.
  12. Install the engine support fixture. Refer to Engine Support Fixture for the 3.9L engine.

    13. Object Number: 1580041 Size: SH
  13. Remove the upper transaxle mounting studs (1-3) and bolt (5).
  14. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  15. Remove the front wheels and tires. Refer to Tire and Wheel Removal and Installation .
  16. Remove the left front fender liner. Refer to Front Fender Liner Replacement .

    17. Object Number: 414402 Size: SH
  17. Disconnect the 2 front wheel speed sensor connectors.

    18. Object Number: 414399 Size: SH
  18. Unclip the wheel speed sensor wire harness and position the harness out of the way.
  19. Remove the frame. Refer to Frame Replacement .
  20. Remove the starter. Refer to Starter Motor Replacement .
  21. Remove the transaxle front mount from the transaxle. Refer to Transmission Front Mount Replacement .
  22. Remove the transaxle rear mount from the transaxle. Refer to Transmission Rear Mount Replacement .
  23. Remove the wheel driveshaft from the vehicle. Refer to Wheel Drive Shaft Replacement .
  24. Lower the engine and transaxle assembly with the engine support fixture enough to clear the left side inner body panel.

    25. Object Number: 1580038 Size: SH
  25. Remove the front transaxle brace bolts (1).
  26. Remove the front transaxle brace (2).

    27. Object Number: 1580040 Size: SH
  27. Remove the rear transaxle brace bolt (2).

    28. Object Number: 1580041 Size: SH
  28. Remove the lower transaxle mounting bolts (4, 5).
  29. Support and remove the transaxle from the vehicle.

Installation Procedure
  1. Support and raise the transaxle into the vehicle.

    2. Object Number: 1580041 Size: SH
  2. Install the lower transaxle mounting bolts. Hand tighten only.
  3. Lower the vehicle.
  4. Install the upper transaxle mounting bolts. Hand tighten only.

    5. Notice: Refer to Fastener Notice in the Preface section.

  5. Secure bolts (1, 4) in 2 steps.

    6. Tighten

    1. Tighten both bolts to 10 N·m (89 lb in).
    2. Tighten both bolts to 60 N·m (44 lb ft).
  6. Secure the remaining bolts (2, 3, 5).

    7. Tighten
    Tighten the remaining bolts to 60 N·m (44 lb ft).


    Object Number: 1580040 Size: SH
  7. Install the rear transaxle brace bolt (2).

    8. Tighten
    Tighten the bolt to 30 N·m (22 lb ft).


    Object Number: 1580038 Size: SH
  8. Install the front transaxle brace (2).
  9. Install the front transaxle brace bolts (1).

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

  10. Raise the engine and transaxle assembly with the engine support fixture into position.
  11. Install the wheel driveshaft to the vehicle. Refer to Wheel Drive Shaft Replacement .
  12. Install the transaxle front mount to the transaxle. Refer to Transmission Front Mount Replacement .
  13. Install the transaxle rear mount to the transaxle. Refer to Transmission Rear Mount Replacement .
  14. Install the starter. Refer to Starter Motor Replacement .
  15. Install the frame. Refer to Frame Replacement .

    16. Object Number: 414399 Size: SH
  16. Route the wheel speed sensor wire harness to the speed sensor.

    17. Object Number: 414402 Size: SH
  17. Connect the wheel speed sensor electrical connectors.
  18. Install the left front fender liner. Refer to Front Fender Liner Replacement .
  19. Install the front wheels and tires. Refer to Tire and Wheel Removal and Installation .
  20. Lower the vehicle.
  21. Remove the engine support fixture.
  22. Connect the backup lamp switch electrical connector.
  23. Connect the VSS electrical connector.

    24. Object Number: 1580037 Size: SH
  24. Install the cable bracket (2).
  25. Install the cable bracket bolt (1).

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

  26. Install the cable bracket nuts (3).

    27. Tighten
    Tighten the nut to 25 N·m (18 lb ft).


    Object Number: 1581378 Size: SH
  27. Install both cables into the cable bracket (2).
  28. Connect the shift cable (4) to the transaxle shift lever (5).
  29. Connect the select cable (3) to the transaxle select lever (1).

    30. Object Number: 1580034 Size: SH
  30. Connect the clutch actuator line to the clutch actuator.
  31. Install the air cleaner assembly. Refer to Air Cleaner Outlet Duct Replacement .
  32. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .