Fuel injectors are devices that are responsible for spraying fuel in the right amount into the engine cylinder chamber. This combines with air and burns, giving your BMW the power it requires to perform. High performance car like a BMW requires an efficient fuel delivery system that will ensure that the car will be powerful, efficient and smooth. When the fuel injectors become dirty, they will not spray the fuel in the right quantity, which makes the vehicle to be rough and slow. Signs Your BMW Needs a Fuel Injector Service Stalling While Idling: If your BMW vibrates when you are idling or the engine is not running smoothly, this could be a sign of clogged fuel injectors. Clogged injectors can block the flow of fuel, resulting in an inconsistent combustion process and an engine that misfires. Poor Acceleration [...]