I have PO101 code. How can I fix this problem after I have replaced MAF sensor? on 2003 Cadillac DeVille

PO101 code MAF circuit range/performance

Asked by for the 2003 Cadillac DeVille
If the code came back after replacing the Mass Air Flow Sensor the problem could be a faulty new sensor or a circuitry issue. Here's a good website that will desribe causes and some corrective actions.