P1141 GMC Possible Causes
- Faulty HO2S, Bank 1 Sensor 2
- Open or short circuit in HO2S Bank 1 Sensor 2 wiring harness
- Poor electrical connection in HO2S Bank 1 Sensor 2 circuit
How to Fix GMC Code P1141?
Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
- Check Engine Light on (or Service Engine Soon warning light)
P1141 GMC Meaning
HO2S Heater Control Circuit, Bank 1 Sensor 2 is the generic description for GMC code P1141, but the manufacturer may have a different description for your specific vehicle model and year. Currently, we do not have additional information about OBDII code P1141 GMC.