GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1272783  Size: MH

    Important: The intake manifold, throttle body, fuel injection rail and fuel injectors may be removed as an assembly. If not servicing the individual components, remove the intake manifold as a complete assembly.

  1. Note the location of the fuel rail ground strap (550) on the intake manifold.
  2. The fuel rail ground strap must be installed during assembly.

    Caution: Refer to Fuel Rail Stop Bracket Installation Caution in the Preface section.


    Object Number: 222050  Size: SH
  3. Remove the fuel rail bolts.
  4. Important: 

       • Do not separate the fuel injectors from the fuel rail unless component service is required.
       • Use cleanliness and care when handling the fuel system components.
       • Do not allow dirt or debris to enter the fuel injectors or fuel rail components, cap ends as necessary.

  5. Remove the fuel rail, with injectors, lifting evenly from both sides of the fuel rail until all the injectors have left their bores.