The check engine light is a way for your BMW to tell you that your vehicle is dealing with an internal issue, related to the engine. In some cases, it may mean outright engine failure. There are A LOT of reasons why this warning symbol may come on. Some are fixable with a small repair or replacement, while others can mean having to replace your engine.   Read on to learn more about the top 3 common reasons why BMW check engine light comes on: Loose or Damaged Gas Cap Something as easy as forgetting to twist on your gas cap can cause this light to trigger on. The vehicle’s gas cap can deteriorate over time, so it doesn’t come as a surprise if you have to change it out later on in your BMW’s life. If your gas cap is not in the best shape, we can replace it right here at Romay’s Auto Service.  Worn Spark Plugs Spark plugs are essential to your engine’s operation. This small component allows the small spark of electricity to occur to ignite the ... read more