GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1335617  Size: SH
  1. Install the right fuel rail.
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the right fuel rail mounting bolts.
  4. Tighten
    Tighten the right fuel rail mounting bolts to 25 N·m (18 lb ft).


    Object Number: 1335616  Size: SH
  5. Install the left fuel rail.
  6. Install the left fuel rail mounting bolts.
  7. Tighten
    Tighten the left fuel rail mounting bolts to 25 N·m (18 lb ft).


    Object Number: 1335614  Size: SH

    Caution: Improper torque methods of the fuel lines will result in fuel leaks and possible damage to the engine. Failure to follow proper fuel line fitting torque methods could result in serious personal injury.

  8. Install the injection pipes to the right bank.
  9. Tighten
    Tighten the injection pipes to 41 N·m (30 lb ft).


    Object Number: 1335608  Size: SH

    Caution: Improper torque methods of the fuel lines will result in fuel leaks and possible damage to the engine. Failure to follow proper fuel line fitting torque methods could result in serious personal injury.

  10. Install the injection pipes to the left bank.
  11. Tighten
    Tighten the injection pipes to 41 N·m (30 lb ft).


    Object Number: 1650670  Size: SH
  12. Install the exhaust gas recirculation (EGR) mounting brackets.
  13. Install the EGR mounting bracket bolts.
  14. Tighten
    Tighten the EGR mounting bracket bolts to 20 N·m (15 lb ft).


    Object Number: 1335603  Size: SH
  15. Install the left fuel rail to pump pipe.
  16. Tighten
    Tighten the fuel rail to pump pipe nut to 41 N·m (30 lb ft).


    Object Number: 1335600  Size: SH
  17. Install the coolant pipe.
  18. Install the coolant pipe bolt and nut.
  19. Tighten
    Tighten the coolant pipe bolt and nut to 25 N·m (18 lb ft).


    Object Number: 1335596  Size: SH
  20. Install the distribution block and fuel line assembly.
  21. Install the distribution block and fuel line assembly bolts.
  22. Tighten
    Tighten the fuel line assembly bolts to 25 N·m (18 lb ft).


    Object Number: 1335595  Size: SH
  23. Connect the fuel hoses to the fuel injector pump.

  24. Object Number: 1335592  Size: SH
  25. Install the right fuel return hose.

  26. Object Number: 1335588  Size: SH
  27. Install the left fuel return hose.

  28. Object Number: 1335586  Size: SH
  29. Install the fuel rail balance pipe.
  30. Install the fuel rail balance pipe bolts.
  31. Tighten
    Tighten the fuel rail balance pipe bolts to 21 N·m (15 lb ft).

  32. Connect the fuel rail balance pipe to the fuel rails.
  33. Tighten
    Tighten the fuel rail balance pipe nuts to 41 N·m (30 lb ft).


    Object Number: 1335584  Size: SH
  34. Install the fuel feed pipe.
  35. Install the fuel feed pipe attaching nuts and bolts.
  36. Tighten
    Tighten the fuel feed pipe bolts and nut to 25 N·m (18 lb ft).