P1144 GMC Possible Causes
- Faulty HO2S Bank 1 Sensor 3
- Open or short circuit in HO2S Bank 1 Sensor 3 wiring harness
- Poor electrical connection in HO2S Bank 1 Sensor 3 circuit
How is P1144 GMC Code Repaired?
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
- Engine light on (or engine service warning light soon)
P1144 GMC Meaning
HO2S Bank 1 Sensor 3 Rich or High Voltage is the generic description for P1144 Gmc code, but the manufacturer may have a different description for your vehicle model and year. Currently, we have no further information about OBDII code P1144 Gmc.