Circuit/System Testing: Notes
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.
IMPORTANT:
- If DTCs P0117 and P0118 are both set, diagnose DTC P0118 first.
- The cooling fans are commanded ON when certain DTCs are set.
- If a short to voltage occurs, the ECT sensor may be damaged.