GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • EN-6347 Holder
    • EN-956-1 Extension
    • EN-46790 Fuel Injection Pump Sprocket Remover

For equivalent regional tools, refer to Special Tools.


    Object Number: 2026619  Size: SH
  1. Install the EN-6347 fuel injection pump sprocket holder  (1) with EN-956-1 tool extension  (2) to the fuel injection pump driven sprocket.
  2. Remove the fuel injection pump driven sprocket nut.
  3. Remove the EN-6347 holder with EN-956-1 extension to the fuel injection pump driven sprocket.

  4. Object Number: 2026627  Size: SH
  5. Install the EN-46790 fuel injection pump sprocket remover  (1).
  6. Remove the fuel injection pump driven sprocket with EN-46790 fuel injection pump sprocket remover .