Impala V6-3.8L VIN K (2004)
12. Remove the lower intake manifold seals.
13. Remove the lower intake manifold gaskets.
14. If replacing the lower intake manifold, remove the water outlet housing bolt and stud, the water outlet housing, the gasket and the thermostat.
15. If replacing the lower intake manifold, remove the ECT sensor.
16. Inspect the flatness of inlet flanges.
17. Clean the intake manifold mating surfaces.
18. Clean the intake manifold bolts and bolt holes of adhesive compound.
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
1. If removed, install the ECT sensor.
Tighten
