疫情的通病。网文认为，启封后的油品有保质期，成份失效、氧化、水份等等因素会造成伤害。如果不在乎的老车当别论

Do I need to change oil if I don't drive much?

 

It is recommended to get your oil changed at least twice a year, even if you haven't driven those thousands of miles that are normally recommended. Oil, like anything, degrades over time, and if you have oil degrading in your engine for months and months and months, that's not good for your vehicle.Feb 9, 2021