Posts Tagged: GM trouble code definitions

GM Trouble Code Definitions

GM Trouble Code Definitions for Enhanced trouble codes OBDII trouble codes come in two major categories; Generic trouble codes means the same thing for all makes and models. Enhanced trouble codes are manufacturer specific. They can mean one thing for one manufacturer and another for a different manufacturer. These are the GM trouble code definitions for enhance trouble codes P1031 HO2S Heater Current Monitor Control Circuit Sensors 1 P1032 HO2S Heater Warm Up Control Circuit Sensors 1 P1105 Secondary Vacuum Sensor Circuit P1106 MAP Sensor Circuit Intermittent High Voltage P1107 … Read More