There are 1 owner-reported brakes complaints for the 2018 BMW 4 Seriesin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
CAR ACCELERATES WHILE BRAKING ON VARIOUS OCCASIONS - SO FAR I'VE HAD THE CAR 4 MONTHS AND IT HAS DONE THIS WITHOUT WARNING 5 TIMES, LUCKILY SO FAR HAVEN'T HIT ANYTHING. BROUGHT IT BACK TO BMW 2 TIMES AND THEY SAY THEY CAN FIND NO PROBLEMS. I AM NOW DRIVING AN ACCIDENT WAITING TO HAPPEN AND THERE IS NOTHING I CAN DO.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026