P1225 GMC Possible Causes
- Faulty fuel injector 2
- Fuel injector 2 harness is open or shorted
- Poor electrical connection in fuel injector 2 circuit
How to Fix GMC Code P1225?
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 service engine soon warning light)
P1225 GMC Meaning
Injector Circuit Cylinder 2 Intermittent is the generic description for GMC code P1225, but the manufacturer may have a different description for your specific vehicle model and year. Currently, we do not have more information about OBDII code P1225 GMC.