There are 2 owner-reported visibility & wipers complaints for the 2020 BMW 3 Seriesin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
Failed Component: Driver Side (Left) Exterior Mirror Available for Inspection: Yes Safety Risk: The mirror does not stay securely unfolded, requiring manual adjustment while driving, which creates a major distraction and increases the risk of an accident. If not manually secured, it shifts unpredictably due to wind resistance at city speeds, creating a dangerous blind spot that makes lane changes and merging hazardous. Glass isn't adjustable with buttons.The heating function is non-operational, which may impact visibility in cold/wet conditions. Problem Reproducibility: The issue is persistent. Dealer or Independent Confirmation: The problem has not been diagnosed by a dealer, but has been check for DTC and there are no faults. Multiple reset attempts have been performed, including iDrive reset, manual folding/unfolding, and a BMW battery reset procedure, CLS was allowed to shut down fully, with no resolution Inspection by Manufacturer, Police, or Insurance: No Warning Lamps or Symptoms Prior to Failure: None. The mirror was working perfectly before it failed suddenly with no warning signs, noises, or gradual malfunction. No known fault codes prior to the issue. Additional Details: The mirror does not respond to electronic adjustments and must be manually repositioned. The glass will not adjust either unless by hand. When fully open or fully folded manually, makes a loud, forceful clunk and becomes slightly harder to move, but can still be adjusted moved with some effort. It opens far past the normal open position. In any other position other than fully extended or fully closed, it moves freely due to any external forces such as wind force while driving or lightly pushing it. The passenger-side mirror functions normally, including folding, heating, and glass adjustment. No OBD error codes, warning lights, or system messages have appeared related to the failure. Mirror has not had any physical damage or abuse in any manner.
The contact owns a 2020 BMW 330I. The contact stated while driving approximately 65 MPH, there was a loud boom that came from the sunroof. The contact pulled over and noticed that the sunroof had shattered. The contact had not taken the vehicle to the dealer. The vehicle had not been repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 75,000.
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