CTS V6-3.2L VIN N (2003)
2. Install the following to the cylinder heads:
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The upper and lower seals (1)
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The water crossover (4)
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The water crossover fittings (2)
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Tighten the water crossover fittings to 20 Nm (15 ft lbs.).
3. Connect the electrical connector (3) to the ECT sensor.
4. Connect the throttle body heater hose (1) to the fitting.
5. Install the intake manifold.
6. Fill the cooling system.