Chevy Cobalt Forum banner

p0101 p0171 maf sensor

  1. Problems and Service
    My 2005 Chevy Cobalt has OBD2 codes of P0101 and P0171, and it jerks when the automatic transmission upshifts. From what i'm able to research so far this can be fixed by simply cleaning or replacing the Mass Air Flow Sensor. Can anyone tell me if this is correct, or if I need to be focusing on...