Conditions for Setting the DTC: P1114
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
The control module detects that the ECT sensor parameter is more than 139°C (282°F) intermittently for more than 20 seconds.