2020 BMW M340IService bulletins

2020 BMW M340I Technical Service Bulletins

251 technical service bulletins (TSBs) are on record for the 2020 BMW M340I. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

10170572Dec 1, 2019Electrical system. ENGINE DOES NOT START BELOW FREEZING TEMPERATURES: Engine designation correction Parts availability Warranty. The engine will not start at temperatures below freezing. The starter does not turn and engage.

← All problems reported for the 2020 BMW M340I

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.