Q: Hello my car is losing acceleration. It still runs I have a 2014 Dodge Charger se 3.6. My bank 1 oxygen sensor engine light been o

Inasmuch as the check engine light is on, the first thing to do is resolve all the reported malfunctions. Once that is accomplished, the engine will be re-evaluated and any remaining issue, in your case hesitation or loss of power, would then be further diagnosed and resolved. If you want the required diagnostic steps performed by a certified Mechanic, dispatched by YourMechanic right to your location, please request a Check Engine Light diagnostic. If you have further questions or concerns, do not hesitate to re-contact YourMechanic as we are always here to help you.