GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1750408  Size: SH
  1. Remove the turbocharger. Refer to Turbocharger Replacement .
  2. Remove the turbocharger oil return hose bolts (2) and hose from the turbocharger.
  3. Remove and discard the turbocharger oil return hose gasket (1).

Installation Procedure


    Object Number: 1750408  Size: SH
  1. Lubricate and install a NEW turbocharger oil return hose O-ring seal (3).
  2. Position a NEW turbocharger oil return hose gasket (1) on the turbocharger oil return hose.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the turbocharger oil return hose and bolts (2).
  5. Tighten
    Tighten the bolts to 10 N·m (89 lb in).

  6. Install the turbocharger. Refer to Turbocharger Replacement .