However, many internal things of the engine, such as bearings and pistons, which are subject to damage, are insured by the guarantee of the drive train.

If you only need the car for a short period of time, then you can just rent it for 2 years.

Is this a vehicle you can drive you see? If so, ask the dealer if you can take it for a test drive. Once you've narrowed down your research, go home and research on the particular model you are considering.

What it essentially says this: If a vehicle is purchased and it proves to be faulty and can not be fixed after a reasonable number of attempts, the vehicle can be considered a lemon.

If it is covered by the dealership, then by all means, you should let them take care of it for you.