Intake Manifold Flange Replacement

Removal Procedure

Caution: Refer to Battery Disconnect Caution in Service Precautions.

1. Disconnect the negative battery cable.
2. Remove the intake plenum.
3. Remove the intake manifold.





4. Remove the intake manifold flange bolts (1).

Important: After the intake manifold flange is removed, mask off the ports to prevent foreign objects from entering the engine.

5. Remove the intake manifold flange (2).





6. Clean the cylinder head sealing surfaces with a non-abrasive tool or solvent.

Installation Procedure





1. Remove the masking from the cylinder head intake ports.
2. Ensure the seals on the intake manifold flange are properly seated and installed.





3. Install the intake manifold flange (2).

Notice: Refer to Fastener Notice in Service Precautions.

4. Install the intake manifold flange bolts (1).
^ Tighten the intake manifold flange bolts to 20 Nm (15 ft. lbs.).
5. Install the intake manifold.
6. Install the intake plenum.
7. Connect the negative battery cable.
8. Reprogram the applicable accessories. Refer to Reprogramming Accessories After Battery Disconnect in Instrument Panel, Gauges, and Warning Indicators.