You can also check whether your car is compatible on the Government's website. If you're unsure about whether your car is compatible, you should contact a dealership of check your owners' manual. The change only applies to petrol cars and won't affect you if your vehicle is diesel. We've compiled a list of what the change means for cars from different manufacturers, using information from the European Automobile Manufacturers Association. Those drivers will have to continue to fill up with E5 petrol, which is more expensive and isn't available at all forecourts. However, 600,000 vehicles that usually run on unleaded petrol aren't compatible with E10 fuel. The change is part of the Government's efforts to tackle climate change and reduce carbon emissions. The standard unleaded petrol was previously E5, but has been replaced by greener E10 fuel. 1 Around 600,000 driveres will be unable to use E10 petrol Credit: Alamy