GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Express - AWD 🢒 Engine 🢒 Engine Cooling 🢒 Auxiliary Engine Oil Cooler Replacement

Removal Procedure
  1. Open the hood.

    2. Object Number: 816619 Size: SH
  2. Disconnect the oil cooler lines from the auxiliary oil cooler. Refer to Engine Oil Cooler Pipe/Hose Quick Connect Fitting

    3. Object Number: 816616 Size: SH
  3. Remove the auxiliary oil cooler from the vehicle.

Installation Procedure

    Object Number: 816616 Size: SH
  1. Install the auxiliary oil cooler.

    2. Object Number: 816619 Size: SH
  2. Connect the oil cooler lines to the vehicle. Refer to Engine Oil Cooler Pipe/Hose Quick Connect Fitting .
  3. Lower the vehicle.