GM Service Manual Online
For 1990-2009 cars only

Transmission Cooler Pipes and Hoses Replacement Inlet

Removal Procedure


    Object Number: 2113081  Size: SH

    Danger: To avoid any vehicle damage, serious personal injury or death when major components are removed from the vehicle and the vehicle is supported by a hoist, support the vehicle with jack stands at the opposite end from which the components are being removed and strap the vehicle to the hoist.

  1. Raise and support the vehicle.
  2. Drain the transaxle fluid.
  3. Remove the inlet pipe union bolt and washers from the radiator.
  4. Remove the inlet and outlet pipes retaining bolt.

  5. Object Number: 1245839  Size: SH
  6. Remove the fluid cooler inlet pipe bolt from the transaxle.
  7. Remove the inlet pipe fitting nut from the transaxle.
  8. Remove the fluid cooler inlet pipe and hoses.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1245852  Size: SH
  1. Install the fluid cooler inlet pipe fitting nut into the transaxle and tighten to 35 N·m (26 Ib ft).
  2. Install the fluid cooler inlet pipe bolt into the transaxle and tighten to 9 N·m (80 Ib in).

  3. Object Number: 2113081  Size: SH
  4. Install the inlet and outlet pipes retaining bolt and tighten to 9 N·m (80 Ib in).
  5. Install the inlet pipe union bolt and new washers into the radiator and tighten to 35 N·m (26 Ib ft)
  6. Lower the vehicle.
  7. Fill the transaxle with the fluid.

Transmission Cooler Pipes and Hoses Replacement Outlet

Removal Procedure


    Object Number: 1245853  Size: SH
  1. Drain the transaxle fluid.
  2. Remove the front outlet pipe union bolt from the radiator.
  3. Remove the front outlet pipe clip bolt from the radiator.

  4. Object Number: 1245854  Size: SH
  5. Remove the rear outlet pipe clip bolt from the transaxle.
  6. Remove the rear outlet pipe fitting nut from the transaxle.
  7. Remove the fluid cooler outlet pipe and hoses.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1245851  Size: SH
  1. Install the fluid cooler rear outlet pipe fitting nut and tighten to 35 N·m (26 lb ft).
  2. Install the fluid cooler rear outlet pipe clip bolt and tighten to 9 N·m (80 lb in).

  3. Object Number: 1245850  Size: SH
  4. Install the front outlet pipe union bolt and tighten to 35 N·m (26 lb ft).
  5. Install the front outlet pipe clip bolt and tighten to 9 N·m (80 lb in).
  6. Fill the transaxle with the fluid.