Cadillac specific DTC OBD2 code: P1191 Intake Air Duct Air Leak
Cadillac specific DTC OBD2 code: P1190 Engine Vacuum Leak
Cadillac specific DTC OBD2 code: P1189 Engine Oil Pressure Switch Circuit
Cadillac specific DTC OBD2 code: P1188 EOT Sensor Circuit High Voltage
Cadillac specific DTC OBD2 code: P1187 EOT Sensor Circuit Low Voltage
Cadillac specific DTC OBD2 code: P1186 EOT Circuit Performance
Cadillac specific DTC OBD2 code: P1185 Engine Oil Temperature Circuit
Cadillac specific DTC OBD2 code: P1171 Fuel System Lean During Acceleration
Cadillac specific DTC OBD2 code: P1170 Bank To Bank Fuel Trim Offset
Cadillac specific DTC OBD2 code: P1165 HO2S Cross Counts Bank 2 Sensor 2