Conditions for Setting the DTC: P0103
WARNING: This page is about a different car, the 2008 GMC Yukon and 2008 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
The ECM detects that the MAF Sensor parameter is more than 14,500 Hz or 1130 GPS for greater than 5 seconds.