GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Uplander Ext. 🢒 Engine 🢒 Engine Controls and Fuel - 3.9L 🢒 Fluid Cooler Inlet and Outlet Hose Replacement

Removal Procedure
  1. Disconnect the transaxle oil cooler (TOC) outlet hose from top side of the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.

    3. Object Number: 824985 Size: SH
  3. Remove the TOC hose retainer bolt.
  4. Position a drain pan below the oil cooler hoses.

    5. Object Number: 823225 Size: SH
  5. Disconnect the TOC outlet hose from the transaxle. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection.

    6. Object Number: 823224 Size: SH
  6. Disconnect the TOC inlet hose from the transaxle. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection.

    7. Object Number: 823227 Size: SH
  7. Disconnect the TOC inlet hose from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection.
  8. Disconnect the TOC hoses from the radiator support retainer.
  9. Remove the TOC hoses from the vehicle.

Installation Procedure

    Object Number: 823227 Size: SH

    Caution: Allow sufficient clearance around the transaxle oil cooler pipes and around the hoses to prevent damage or wear which may cause fluid loss.

  1. Install the TOC hoses to the vehicle.
  2. Connect the TOC hoses to the radiator support retainer.
  3. Connect the TOC inlet hose to the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection.

    4. Object Number: 823224 Size: SH
  4. Connect the TOC inlet hose to the transaxle. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection.

    5. Object Number: 823225 Size: SH
  5. Connect the TOC outlet hose to the transaxle. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection.

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


    Object Number: 824985 Size: SH
  6. Install the TOC hose retainer and the bolt and tighten to 25 N·m (18 lb ft).
  7. Lower the vehicle.
  8. Connect the TOC outlet hose to the top side of the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection.

    9. Caution: Do NOT overfill the transaxle. The overfilling of the transaxle causes foaming, loss of fluid, shift complaints, and possible damage to the transaxle.

  9. Adjust the fluid level. Refer to the following information:
    10. •  Transmission Fluid Check
    •  Fluid and Lubricant Recommendations
    •  Approximate Fluid Capacities