GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2006 🢒 XLR 🢒 Body 🢒 Frame and Underbody 🢒 Transmission Fluid Cooler Lower Pipe Assembly Replacement - Transmission to Auxiliary Cooler

Removal Procedure
  1. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging .
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  3. Remove the right front fascia closeout panel. Refer to Front Bumper Fascia Lower Close Out Panel Replacement .

    4. Object Number: 1715295 Size: SH
  4. Disconnect the lower transmission oil cooler (TOC) line from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  5. Remove the lower TOC line from the radiator.
  6. Remove the A/C compressor. Refer to Air Conditioning Compressor Replacement .

    7. Object Number: 1715293 Size: SH
  7. Disconnect the lower TOC line from the auxiliary TOC. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  8. Remove the lower TOC line from the auxiliary TOC.

    9. Object Number: 927924 Size: SH
  9. Remove the accessory belt tensioner top bolt (1).
  10. Remove the accessory belt tensioner lower bolt (2).
  11. Remove the accessory belt tensioner.

    12. Object Number: 1252851 Size: SH
  12. Remove the A/C compressor and power steering pump bracket bolts.
  13. Remove the A/C compressor and power steering pump bracket.
  14. Raise the engine cradle back into position.

    15. Important: It is not necessary to fully tighten the cradle nuts to specification at this time. They will be removed again at a later step. Tighten until the cradle mounting nuts contacts the engine cradle.

  15. Install the RH cradle mounting nuts.
  16. Remove the support jacks from beneath the vehicle.
  17. Lower the vehicle.
  18. Install the engine support fixture. Refer to Engine Support Fixture in Engine Mechanical - 4.4L.
  19. Raise the vehicle approximately 0.61 m (2.0 ft) off the ground.
  20. Support the engine cradle with a jack stands.

    21. Object Number: 581372 Size: SH
  21. Remove the RH cradle mounting nuts.
  22. Lower the RH engine cradle assembly approximately 0.375 in (51.0 mm)

    23. Object Number: 1334619 Size: SH
  23. Remove the RH engine mount upper nut.
  24. Remove the RH engine mount lower nut

    25. Object Number: 1334624 Size: SH
  25. Remove the RH engine mount bracket bolts.

    26. Important: It is necessary to elevate the engine assembly slightly to allow clearance for the RH engine mount bracket removal.

  26. Using the J 28467-B , raise the engine assembly approximately 0.75 in (19.0 mm) to remove RH engine mount bracket
  27. Remove the RH engine mount bracket.

    28. Object Number: 1334605 Size: SH
  28. Remove the RH engine mount heat shield from the engine mount.
  29. Remove the RH engine mount.
  30. Raise and support the vehicle.
  31. Remove the TOC line to oil pan retaining nuts.
  32. Remove the TOC line to oil pan retaining clips.
  33. Disconnect the upper and lower TOC retainer clip.

    34. Object Number: 1218468 Size: SH
  34. Disconnect the front TOC lines from the rear TOC line set. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  35. Disconnect the oil level sensor electrical connector.

    36. Important: Note the position of the TOC lines to ensure proper installation.

  36. Remove the TOC lines.

Installation Procedure
  1. Install the TOC lines.
  2. Connect the oil level sensor electrical connector.

    3. Object Number: 1218468 Size: SH
  3. Connect the front TOC lines to the rear TOC line set. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  4. Connect the upper and lower TOC retainer clip.
  5. Install the TOC line to oil pan retaining clips.

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

  6. Install the TOC line to oil pan retaining nuts.

    7. Tighten
    Tighten the nuts to 12 N·m (9 lb ft).

  7. Lower the vehicle.

    8. Important: When installing the engine mount, be sure to have the locating dowel in the correct position.

  8. Install the RH engine mount.

    9. Object Number: 1334605 Size: SH
  9. Install the RH engine mount heat shield to the engine mount.
  10. Install the RH engine mount bracket.

    11. Object Number: 1334624 Size: SH
  11. Install the RH engine mount bracket bolts.

    12. Tighten
    Tighten the bolts to 58 N·m (43 lb ft).

  12. Using the J 28467-B , lower the engine assembly into position.
  13. Install the RH engine mount lower nut

    14. Tighten
    Tighten the nut to 58 N·m (43 lb ft).


    Object Number: 1334619 Size: SH
  14. Install the RH engine mount upper nut.

    15. Tighten
    Tighten the nut to 58 N·m (43 lb ft).

  15. Install the A/C compressor and power steering pump bracket.

    16. Object Number: 1252851 Size: SH
  16. Install the A/C compressor and power steering pump bracket bolts.

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


    Object Number: 927924 Size: SH
  17. Install the accessory belt tensioner.
  18. Install the accessory belt tensioner lower bolt (2).

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

  19. Install the accessory belt tensioner top bolt (1).

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

  20. Install the A/C compressor. Refer to Air Conditioning Compressor Replacement .

    21. Object Number: 1715293 Size: SH
  21. Install the lower TOC line to the auxiliary TOC.
  22. Connect the lower TOC line to the auxiliary TOC. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

    23. Object Number: 1715295 Size: SH
  23. Install the lower TOC line to the radiator.
  24. Connect the lower TOC line to the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  25. Install the right front fascia closeout panel. Refer to Front Bumper Fascia Lower Close Out Panel Replacement .
  26. Lower the vehicle.
  27. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  28. Check the transmission fluid level, add if necessary. Refer to Transmission Fluid Fill Procedure .