GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1254547  Size: SH
  1. Install NEW O-rings on the evaporative emission (EVAP) purge valve and manifold absolute pressure (MAP) sensor.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the coolant fitting.
  4. Tighten
    Tighten the engine coolant air bleed fitting to 10 N·m (89 lb in).


    Object Number: 1254544  Size: SH
  5. Install the heater hose fitting.
  6. Tighten
    Tighten the heater hose fitting to 45 N·m (33 lb ft).


    Object Number: 1254542  Size: SH
  7. Install the NEW bypass hose.
  8. Position the bypass hose clamp.

  9. Object Number: 1254541  Size: SH
  10. Install the MAP sensor.
  11. Install the MAP sensor bolt.
  12. Tighten
    Tighten the MAP sensor bolt to 10 N·m (89 lb in).


    Object Number: 1254539  Size: SH
  13. Install the EVAP purge valve.
  14. Install the EVAP purge valve bolt.
  15. Tighten
    Tighten the EVAP purge valve bolt to 10 N·m (89 lb in).


    Object Number: 1041032  Size: SH
  16. Install the intake manifold plenum duct.
  17. Tighten the intake manifold plenum duct clamp.
  18. Tighten
    Tighten the intake manifold plenum duct clamp to 2.25 N·m (20 lb in).