Important: Do not reuse the lower intake manifold gaskets or end seals.
- Clean the intake manifold in an approved solvent.
• | Clean debris out of all bolt holes. Clean the intake manifold
gasket sealing surfaces. |
• | Clean all carbon from the EGR passages. |
• | Clean all intake manifold ports. |
Caution: Wear safety glasses in order to avoid eye damage.
- Dry the
intake manifold with compressed air.
- Inspect the following:
• | The intake manifold bolt holes (1) for cracks and/or damage |
• | The MAP sensor sealing surface (2) for damage |
• | The purge solenoid sealing surface (4) for damage. The
purge solenoid bolt has a sealer that may come off during removal of the bolt.
Ensure all sealant is removed from the bolt hole. |
• | The intake manifold-to-cylinder head sealing surfaces (3)
for damage |
• | The EGR adapter mounting surface for damage |
• | The throttle body studs (5) for damage. Replace as necessary. |
• | The throttle body mounting surface (6) for damage |
• | The oil fill tube hole (7) for signs of leakage. Reseal
as necessary. |
• | PCV port (8) for debris or varnish buildup |