Mercedes E350 BlueTEC Reliability: How Good Is It?
The E350 BlueTEC’s 3.0-liter OM642 turbodiesel V6 can cover substantial mileage, but engine durability doesn’t make the entire car trouble-free. Oil cooler seals, intake swirl mechanisms, the DPF, and AdBlue/SCR hardware can generate expensive repairs even while the engine itself remains mechanically healthy. That’s the key distinction for used buyers: a durable diesel engine doesn’t … Read more