GMC specific DTC OBD2 code: P1159 HO2S Cross Counts Bank 2 Sensor 2
GMC specific DTC OBD2 code: P1161 HO2S Heater Power Stage Circuit Bank 2 Sensor 2
GMC specific DTC OBD2 code: P1170 Bank To Bank Fuel Trim Offset
GMC specific DTC OBD2 code: P1171 Fuel System Lean During Acceleration
GMC specific DTC OBD2 code: P1185 Engine Oil Temperature Circuit
GMC specific DTC OBD2 code: P1186 EOT Circuit Performance
GMC specific DTC OBD2 code: P1187 EOT Sensor Circuit Low Voltage
GMC specific DTC OBD2 code: P1188 EOT Sensor Circuit High Voltage
GMC specific DTC OBD2 code: P1189 Engine Oil Pressure Switch Circuit
GMC specific DTC OBD2 code: P1190 Engine Vacuum Leak