GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2005 🢒 G6 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T40-E/4T45-E 🢒 Transmission Fluid Cooler Hose Replacement

Removal Procedure
  1. Remove the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement in Engine Controls - 3.5L.
  2. Remove the upper transmission oil cooler pipe from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

    3. Object Number: 1203537 Size: SH
  3. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  4. Remove the lower radiator air deflector retainers.
  5. Remove the lower radiator air deflector.

    6. Object Number: 1203530 Size: SH
  6. Remove the right front fender liner. Refer to Front Fender Liner Replacement in Body Front End.
  7. Remove the right radiator air deflector retainers.
  8. Remove the right radiator air deflector.

    9. Object Number: 1203535 Size: SH
  9. Remove the left radiator air deflector retainers.
  10. Remove the left radiator air deflector.
  11. Place a drain pan under the transmission oil cooler pipes.
  12. Remove the transmission oil cooler pipes attachment nut from the transmission.

    13. Object Number: 1203519 Size: SH
  13. Remove both transmission oil cooler pipes from the transmission.

    14. Object Number: 1203515 Size: SH
  14. Remove the transmission oil cooler pipes clip from the fan shroud.

    15. Object Number: 1203522 Size: SH
  15. Remove the lower transmission oil cooler pipe from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  16. Remove the transmission oil cooler pipes.
  17. Remove the transmission oil cooler pipes attachment stud from the transmission if damaged.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.

  1. Install the transmission oil cooler pipes attachment stud to the transmission if removed.

    2. Tighten
    Tighten the stud to 7 N·m (62 lb in).


    Object Number: 1203522 Size: SH
  2. Install the transmission oil cooler pipes.
  3. Install the lower transmission oil cooler pipe to the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

    4. Object Number: 1203515 Size: SH
  4. Install the transmission oil cooler pipes clip to the fan shroud.

    5. Object Number: 1203519 Size: SH
  5. Install both transmission oil cooler pipes to the transmission.
  6. Install the transmission oil cooler pipes attachment nut to the transmission.

    7. Tighten
    Tighten the nut to 7 N·m (62 lb in).


    Object Number: 1203535 Size: SH

    Important: Radiator air deflectors must be properly installed or reduced A/C and engine cooling system performance could occur.

  7. Install the left radiator air deflector.
  8. Install the left radiator air deflector retainers.

    9. Object Number: 1203530 Size: SH
  9. Install the right radiator air deflector.
  10. Install the right radiator air deflector retainers.
  11. Install the right front fender liner. Refer to Front Fender Liner Replacement in Body Front End.

    12. Object Number: 1203537 Size: SH
  12. Install the lower radiator air deflector.
  13. Install the lower radiator air deflector retainers.
  14. Lower the vehicle.
  15. Install the upper transmission oil cooler pipe to the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  16. Install the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement in Engine Controls - 3.5L.
  17. Inspect the transmission fluid level. Refer to Transmission Fluid Check .