Cobalt L4-2.4L VIN B (2006)
8. Align the water pipe to water pump.
9. Seat the water feed O-ring seal by pushing inward toward the water pump. Take care not to tear or damage the O-ring.
10. Position the thermostat housing against the engine.
11. Install the thermostat housing bolts.
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Tighten the bolts to 10 Nm (89 inch lbs.).
12. Lower the vehicle.
13. Connect the heater inlet (2) and outlet (1) hoses to the thermostat housing pipes.
14. Position the heater inlet and outlet hose clamps at the thermostat housing pipes.
15. Install the exhaust heat shield.
16. Install the exhaust heat shield studs.
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Tighten the studs to 22 Nm (16 ft. lbs.).