I had to take my car in to get serviced. The engine was rumbling loud and shaking. When they inspected the car, they found that one of the lower motor mounts was loose. BMW/Mini Service center of Dallas informed me that the bolt mounting the mount was "not tightened to factory specifications."
Engine & cooling
Mini Hardtop 4DR Engine problems by year
2 complaints filed with NHTSA about the Mini Hardtop 4DR's engine & cooling. Stalling, loss of power, oil consumption, overheating, head gaskets, timing chains and engine failure.
Engine complaints by model year
Latest Hardtop 4DR engine complaints
2023 Mini cooper. Consumer writes in regard to complete malfunction of vehicle. The consumer stated after receiving instructional training and test driving the vehicle and experiencing a complete multifunction resulting in a crash.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data