In my experience, diesel vehicles aren’t any more difficult to repair than petrol-powered ones. However, this largely depends on your experience. If you’ve only ever driven petrol vehicles, then this is what you’ll be used to. Switching to a diesel car may not be a good idea unless you’re willing to learn the subtle differences between the two types of vehicles. It can take some time to become familiar with how different types of fuel affect vehicles differently.
Of course, if you’re worried, then you can always search online for “diesel repair near me”. Mechanics these days tend to be pretty cheap and it can save you a lot of stress. When I first bought a diesel-powered truck, I started looking for mechanics to help me out until I was able to learn how to repair it myself. You can start looking for a diesel truck mechanic by visiting Truckup.