The Real Story on Reconditioned BMW 335d Engine Reliability Reconditioned BMW 335d engines (N57 3.0-litre diesel) can provide dependable service when properly remanufactured to address inherent design weaknesses. A quality remanufactured engine or replacement BMW 335d engine typically resolves the most common issues through full disassembly, component replacement, and precision machining. Poorly reconditioned or used […]