GM Service Manual Online
For 1990-2009 cars only

Oil Cooler Hose/Pipe Replacement Inlet Line

Removal Procedure

  1. Drain the cooling system. Refer to Cooling and Radiator.
  2. Raise and suitably support the vehicle.
  3. Place the drain pan under the engine in order to catch any fluids that may drain.
  4. Remove the oil filter.

  5. Object Number: 54424  Size: SH
  6. Disconnect the inlet hose from the oil cooler.
  7. Disconnect the inlet hose from the block fitting.
  8. Remove the inlet hose.

Installation Procedure


    Object Number: 54424  Size: SH
  1. Install the inlet hose.
  2. Connect the inlet hose to the block fitting.
  3. Connect the inlet hose to the oil cooler.
  4. Install the oil filter. Lubricate the seal with engine oil. Refer to Maintenance and Lubrication.
  5. Lower the vehicle.
  6. Fill the cooling system with coolant. Refer to Cooling and Radiator.
  7. Add engine oil as necessary. Refer to Maintenance and Lubrication.
  8. Inspect for leaks if necessary.

Oil Cooler Hose/Pipe Replacement Outlet Line

Removal Procedure

  1. Drain the cooling system. Refer to Cooling and Radiator.
  2. Raise and suitably support the vehicle.

  3. Object Number: 54669  Size: SH
  4. Disconnect the outlet hose from the oil cooler.
  5. Disconnect the outlet hose from the thermostat bypass pipe.
  6. Remove the outlet hose.

Installation Procedure


    Object Number: 54669  Size: SH
  1. Install the outlet hose.
  2. Connect the outlet hose to the thermostat bypass pipe.
  3. Connect the outlet hose to the oil cooler.
  4. Lower the vehicle.
  5. Fill the cooling system with coolant. Refer to Cooling and Radiator.
  6. Add engine oil as necessary. Refer to Maintenance and Lubrication.