Intake Manifold - Removal
REMOVAL
1. Disconnect the intake air temperature (IAT) sensor electrical connector (3).
2. Remove the clean air tube (2) from the air cleaner housing (4) and the throttle body.
3. Disconnect the makeup air hose.
4. Remove the air cleaner housing Air Cleaner Body - Removal
5. Lift up the front of the engine cover (1) and separate the engine cover front grommets (2) from the ball studs on the intake manifold.
6. Slightly raise the front of the engine cover and slide forward to remove the rear engine cover pegs (2) from the grommets (1) on the rear of the intake manifold.
7. Perform the fuel pressure release procedure Service and Repair
8. Disconnect the negative battery cable (1).
NOTE: Excessive fuel spillage onto the gaskets can cause gaskets to expand and dislodge from the gasket groove.
9. Disconnect the fuel supply line quick connect fitting at the fuel rail (1) and plug the fuel supply line with a shipping cap to prevent spillage Service and Repair
NOTE: The factory fuel injection electrical harness is numerically tagged (INJ 1, INJ 2, etc.) for injector position identification. If the harness was not tagged, note the electrical connector's location during removal.
10. Disconnect the electrical connectors to all fuel injectors and position the fuel injector electrical harness aside.
11. Remove the main engine electrical harness support strap at the rear of the intake manifold and position harness aside.
12. Remove the A/C line P-Clip retaining bolt (1) from the throttle body bracket and remove the P-Clip (2).
13. Secure the A/C line out of the way.
14. Remove the generator Generator - Removal
15. Remove the throttle body bracket retaining bolt from the intake manifold and remove the bracket.
16. Disconnect the electrical connector at the throttle body and reposition the harness.
17. Disconnect the brake booster vacuum hose, and the vacuum lines.
18. Using the sequence shown, remove the intake manifold retaining bolts.
19. Slide the intake manifold forward and disconnect both the manifold air pressure (MAP) sensor (1) and the short runner valve (SRV) connectors located at the rear of the intake manifold.
20. Remove the intake manifold and throttle body as an assembly.