CTS V6-3.2L VIN N (2003)
7. Disconnect the 2 cable harness clips (1) securing the engine wiring harness (4) to the engine control module (ECM) bracket (2) and position aside.
8. Remove the afterboil coolant pump.
9. Remove the 2 bolts securing the coolant bypass inlet hose/pipe to the coolant inlet pipe.
10. Remove the bolt securing the engine rear lift bracket to the cylinder head.
11. Remove the engine rear lift bracket from the cylinder head.
12. Remove the bolt (3) securing the coolant inlet pipe (4) to the ECM bracket (2).
13. Lift the coolant inlet pipe (4) upward from the engine.
14. Remove the coolant inlet pipe seal (1).
Installation Procedure
1. Insert the coolant inlet pipe seal (1) into the coolant inlet pipe seal groove.
2. Position the coolant inlet pipe (4) to the rear of the engine block.
