Diagnostic Aids

WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.

Certain aftermarket air filters may cause this DTC to set.
Certain aftermarket air induction systems may cause this DTC to set.
Modifications to the air induction system may cause this DTC to set.
Driveability concerns and erratic transmission shifting may be caused by an excessively oiled aftermarket air cleaner that is contaminating the MAF sensor.