General Motors GM specific DTC OBD2 code: P1221 Throttle Position (TP) Sensor 1- 2 Correlation
General Motors GM specific DTC OBD2 code: P1220 Throttle Position (TP) Sensor 2 Circuit
General Motors GM specific DTC OBD2 code: P1219 Throttle Position Sensor Refernce Voltage
General Motors GM specific DTC OBD2 code: P1218 Injection Pump Calibration Circuit
General Motors GM specific DTC OBD2 code: P1217 Fuel Solenoid Response Time Too Long
General Motors GM specific DTC OBD2 code: P1216 Fuel Solenoid Response Time Too Short
General Motors GM specific DTC OBD2 code: P1215 Ground Fault Detection Indicated
General Motors GM specific DTC OBD2 code: P1214 Injection Pump Timing Offset
General Motors GM specific DTC OBD2 code: P1212 Mass Air Flow Circuit Intermittent Low
General Motors GM specific DTC OBD2 code: P1211 Mass Air Flow Circuit Intermittent High