Cobalt L4-2.4L VIN B (2006)
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1. Install a NEW thermostat cover O-ring seal into the recess groove.
2. Install the thermostat, if necessary.
3. Notice: Refer to Fastener Notice in Service Precautions.
Install the thermostat cover bolts, if necessary.
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Tighten the bolts to 10 Nm (89 inch lbs.).
4. Install a NEW thermostat housing to engine gasket onto the thermostat housing.
5. Load the thermostat housing assembly into position.
6. Important: The water feed pipe seals can be lightly lubricated with coolant to aid during installation.
Install NEW O-ring seals onto the water feed pipe.
7. Important: Lubricate the O-rings with coolant ONLY.
Install the water feed pipe into the thermostat housing aligning locator tab.