GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1829422  Size: SH
  1. Remove the fuel injectors and fuel rail. Refer to Fuel Injector and Fuel Rail Replacement.
  2. Remove the lower intake manifold bolts (1).
  3. Remove the lower intake manifold and gasket from engine. Discard the gasket.
  4. Clean and inspect the intake manifold and the sealing surfaces. Refer to Intake Manifold Cleaning and Inspection.

Installation Procedure


    Object Number: 1829422  Size: SH
  1. Install the lower intake manifold gasket.
  2. Install the lower intake manifold bolts (1).
  3. Caution: Refer to Fastener Caution in the Preface section.

  4. Install the fuel injectors and fuel rail and tighten the bolts to 23 N·m (17 lb ft). Refer to Fuel Injector and Fuel Rail Replacement.