Common issues across generations include oil leaks (valve covers/oil pans) and cooling system failures.
2020+ models are generally preferred as early 2019 launch models had more software "bugs". best bmw 3 series to buy used
The 330i or 340i (six-cylinder) are praised for balancing performance with better reliability than earlier turbo models. Common issues across generations include oil leaks (valve
Avoid the early N20 (2.0L turbo) engines in 2012–2015 models unless you can verify the timing chain has been replaced, as they are prone to failure. best bmw 3 series to buy used
The 320d is a favorite for long-distance drivers due to its high fuel efficiency.