GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • DT-47731 1/2 in. Cooler Line Quick Release Tool
    • J 28585 Universal Snap Ring Remover for the 5/8 in. Cooler Line

Removal Procedure

  1. Remove the plastic caps from the quick connect fittings by pulling the caps back along the pipe before installation.

  2. Object Number: 1195053  Size: SH
  3. Install the DT-47731 onto the transmission oil cooler (TOC) pipe, or use the J 28585

  4. Object Number: 1195054  Size: SH
  5. Slide the DT-47731 toward the TOC pipe fitting, or use the J 28585

  6. Object Number: 1195056  Size: SH

    Important: Rotate the DT-47731 to engage the TOC pipe fitting's retainer slots.

    The DT-47731 should be nearly flush with the fitting.

  7. Connect the DT-47731 onto the TOC pipe fitting.

  8. Object Number: 1195059  Size: SH
  9. Rotate the DT-47731 or use the J 28585 until the retainer clip (1) rises above the fitting retainer seat.

  10. Object Number: 1195062  Size: SH
  11. Pull back on the TOC pipe to disengage the pipe from the TOC pipe fitting.
  12. Remove the DT-47731 or the J 28585 from the TOC pipe.

Installation Procedure


    Object Number: 1195424  Size: SH

    Important: Discard the TOC retaining clip and install a new retaining clip.

  1. Install the TOC pipe into the TOC pipe fitting.
  2. A distinct snap should be heard or felt when assembling the TOC pipe to the fitting.

  3. To ensure the cooler line is properly installed, give the cooler pipe a gentle pull.