CTS V6-3.2L VIN N (2003)
5. Remove the O-ring seals from the coolant outlet pipe. Discard the O-rings.
Installation Procedure
1. Lubricate 2 new O-ring seals with coolant.
Important: Ensure the O-rings are not twisted.
2. Install the new O-ring seals around the coolant outlet pipe grooves.
3. Insert the coolant outlet pipe (3) into the thermostat housing.
Notice:
Refer to Fastener Notice in Service Precautions.
See: Service Precautions/Vehicle Damage Warnings/Fastener Notice
4. Install the bolt (2) securing the following to the cylinder head:
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The oil level indicator tube (4)
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The coolant outlet pipe (3)