Impala V6-3.9L (2007)
Intake Manifold: Service and Repair
Upper Intake Manifold Replacement
Upper Intake Manifold Replacement
Removal Procedure
1. Disconnect the negative battery cable.
2. Remove the intake manifold cover.
3. Drain the cooling system. Refer to Draining and Filling Cooling System (9C1, 9C3 Static Fill) Draining and Filling Cooling System (LS4 GE
47716 Fill) Draining and Filling Cooling System (LS4 Static Fill) Draining and Filling Cooling System (LZE, LZ4, LZ8, 9C1, 9C3, GE47716 Fill)
Draining and Filling Cooling System (LZE, LZ4, LZ8 Static Fill).
4. Remove the positive crankcase ventilation (PCV) fresh air tube.
5. Remove the PCV foul air tube.
