GM Service Manual Online
For 1990-2009 cars only

System

DTCs Required to Set System Status to YES

AIR

DTC P0411

DTC P0412

DTC P0418

DTC P2430

DTC P2431

DTC P2432

DTC P2433

DTC P2440

DTC P2444

Catalyst

DTC P0420

Evaporative Emission (EVAP)

DTC P0442

DTC P0446

DTC P0496

Oxygen Sensor

DTC P0131

DTC P0132

DTC P0133

DTC P0134

DTC P0137

DTC P0138

DTC P0140

DTC P1133

DTC P2A00

DTC P2A01

Oxygen Sensor Heater

DTC P0135 or P0141