Hummer - OBD Code Lookup

P0141 Hummer

O2 Sensor Heater Circuit Malfunction Bank 1 Sensor 2

Heated Oxygen Sensor Circuit Malfunction Bank 2 Sensor 2

Fuel Trim System Lean Bank 1

Heated Oxygen Sensor Circuit Malfunction Bank 1 Sensor 2

O2 Sensor Circuit No Activity Detected Bank 1 Sensor 2

HO2S Heater Performance Bank 1 Sensor 1

HO2S Circuit Sensor 1

Manifold Absolute Pressure/Barometric Pressure Circuit Low Input

Engine Coolant Temperature Sensor Circuit

Throttle Position Sensor 1 Performance