GM Service Manual Online
For 1990-2009 cars only

Caution: 

   • Use care when servicing the fuel system components, especially the fuel injector electrical connectors, the fuel injector tips, and the injector O-rings. Plug the inlet and the outlet ports of the fuel rail in order to prevent contamination.
   • Do not use compressed air to clean the fuel rail assembly as this may damage the fuel rail components.
   • Do not immerse the fuel rail assembly in a solvent bath in order to prevent damage to the fuel rail assembly.


    Object Number: 2027786  Size: SH
  1. Remove the fuel rail tube bolt (2).
  2. Note: Place a cap on the open fuel rail connector to avoid contamination from dust as soon as the fuel rail tube is removed.

  3. Remove the fuel rail tube (1).

  4. Object Number: 2027806  Size: SH
  5. Remove the hose clamp (3).
  6. Remove the 9 intake manifold bolts (4).
  7. Remove the 2 intake manifold nuts (5).
  8. Remove the intake manifold (2).
  9. Remove the intake manifold gasket (1).