GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Isuzu 🢒 2007 🢒 Ascender - 2WD 🢒 Engine 🢒 Engine Mechanical - 5.3L 🢒 Intake Manifold Removal

Intake Manifold Removal 5.3L


    Object Number: 1401983 Size: SH

    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 manifold as a complete assembly.
       • DO NOT use the intake manifold-to-cylinder head gaskets again.

  1. Remove the positive crankcase ventilation (PCV) hose - dirty air (716).
  2. Remove the PCV hose - fresh air.

    3. Object Number: 1401987 Size: SH
  3. Remove the manifold absolute pressure (MAP) sensor (714) and retainer (736), as required.
  4. Remove the O-ring (715) from the sensor, as required.

    5. Object Number: 1401989 Size: SH
  5. Remove the intake manifold bolts (512).
  6. Remove the intake manifold (500) with gaskets.

    7. Object Number: 1277097 Size: SH
  7. Remove the intake manifold gaskets (514).
  8. Discard the intake manifold gaskets.