GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1728405  Size: SH
  1. Remove the turbocharger. Refer to Turbocharger Replacement.
  2. Remove the turbocharger oil feed pipe bolt.
  3. Remove the oil feed pipe and washer.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1728405  Size: SH

    Caution: Do not twist the turbocharger oil feed pipe. Twisting of the feed pipe will result in the collapse and deformation of the plastic pipe, restricting oil flow and causing turbocharger damage. During turbocharger replacement, gently push the oil feed pipe towards the front of the engine to clear the turbocharger. Assistance may be required to keep the pipes clear of the turbocharger during removal or installation.

    Note: Lubricate the NEW washer with diesel fuel before installing.

  1. Position the oil feed pipe and a NEW washer into place.
  2. Install the oil feed pipe bolt and tighten to 34 N·m (25 lb ft).
  3. Install the turbocharger. Refer to Turbocharger Replacement.