[J.L.TYCHE]

Intake Manifold Replacement
<A href="http://gsi.xw.gm.com/si/showDoc.do?laborOpCode=&docSyskey=2668183&cellId=1 47822&pubObjSyskey=2668183&from=sm&pubCellSyskey=1 47822#ss1-2668183">Removal Procedure

1. 
   
2. Remove the intake manifold cover (2). Refer to Intake Manifold Cover Replacement - Front.
   
   
3. Remove the rear intake manifold cover retainers (1).
4. Remove the rear intake manifold cover (2).
   
   
5. Remove the PCV dirty air tube (1) from the right camshaft cover.
6. Remove the PCV dirty air tube (1) from the intake manifold.
7. Remove the fuel pipe shield. Refer to Fuel Pipe Shield Replacement.
8. Remove the air outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
   
   
9. Disconnect the brake booster vacuum hose (2) from the intake manifold.
10. Remove electrical connector and hose from the purge solenoid (4)
11. Disconnect the throttle body electrical connector (3).
12. Disconnect the map sensor connector (1).
    
    
13. Remove the intake manifold bolts (1).
14. Remove the intake manifold (2) and gasket (3).
15. If replacing the intake manifold, disassemble the intake manifold. Refer to Intake Manifold Disassemble.

<A href="http://gsi.xw.gm.com/si/showDoc.do?laborOpCode=&docSyskey=2668183&cellId=1 47822&pubObjSyskey=2668183&from=sm&pubCellSyskey=1 47822#ss2-2668183">Installation Procedure

1. 
   
2. If installing a new intake manifold, assemble the intake manifold. Refer to Intake Manifold Assemble.
3. Install the NEW intake manifold gasket (3).
4. Position the intake manifold (2) and hand start the manifold bolts (1).Caution: Refer to Fastener Caution in the Preface section.
   
   
   
5. Tighten the intake manifold bolts in the sequence shown to 25 N·m (18 lb ft).
6. Tighten the intake manifold bolts a second pass in sequence to 25 N·m (18 lb ft).
   
   
7. Connect the brake booster vacuum hose (2) to the intake manifold.
8. Connect electrical connector and hose from the purge solenoid (4)
9. Connect the throttle body electrical connector (3).
10. Connect the map sensor connector (1).
    
    
11. Install the PCV dirty air tube (1) to the right camshaft cover.
12. Install the PCV dirty air tube (1) to the intake manifold.
13. Install the air outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
14. Install the fuel pipe shield. Refer to Fuel Pipe Shield Replacement.
    
    
15. Install the rear intake manifold cover (2).
16. Install the rear intake manifold cover retainers (1).