N63 V8 Engine Failures
SeriousEngineThe 50i models use the N63 V8. Timing chains, valve stem seals, and injectors all fail, leading to massive bills.
Est. Repair Cost: £3,000–£8,000
We've identified 4 known issues that can affect the 2008–2013 BMW X6 (E71). 4 of these are serious faults that could be expensive to repair.
The 50i models use the N63 V8. Timing chains, valve stem seals, and injectors all fail, leading to massive bills.
The airbags leak and cause the compressor to burn out, leaving the rear end sagging.
The hydraulic lines for the active anti-roll bars and steering rack are prone to corrosion and severe leaks.
The electric water pump fails suddenly around 70k miles, causing immediate overheating.