If you have a car with an oil-soaked AC system, there are a few things you can do to try and clean it up. The first step is to determine where the oil is coming from. If it’s coming from the engine, you’ll need to take your car in for service. If the oil is coming from the AC system, there are a few things you can do yourself. The first step is to remove as much of the oil as possible using a vacuum cleaner or a hose. You can also pour some white vinegar into a spray bottle and spritz it onto the AC unit. This will help break down any oils that have settled on the surface. Once the oil has been removed, you’ll need to clean the area where it was located using soap and water. Make sure to rinse everything off thoroughly before proceeding. ..