Conditions for Setting the DTC

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

P0A84

Fan control feedback is less than 5 percent.
Fan state is ON.

P0A85

Fan control feedback is greater than 95 percent.
Fan state is ON.
Fan command is less than 80 percent.