2020 BMW m4
Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2020 BMW m4 is worth — from official NHTSA and EPA data. 4 on record.
2020 BMW m4 at a glance
Included: that car's specs and build sheet, model-year recall campaigns and a fair price.
2020 BMW m4 recalls 2
BMW of North America, LLC (BMW) is recalling certain 2020-2021 M2 Coupe and 2020 M4 Coupe vehicles. Fuel injectors may have been installed without a damping component which is used to reduce vibration. If a damping component is not present, vibration will increase at the connection between the fuel line and the fuel rail, which over time, can result in damage at the connection.
Fix: BMW will notify owners, and dealers will inspect the fuel injectors and if a damping component is missing, the injectors and the fuel rail will be replaced, free of charge. The recall began December 18, 2020. Owners may contact BMW customer service at 1-800-525-7417.
BMW of North America, LLC (BMW) is recalling certain 2019-2020 230i, 230i xDrive, M240i, M240i xDrive, M2 Competition Coupe, 430i, 430i xDrive, 440i, 440i xDrive, M4, and 2019 330i xDrive Sportswagon vehicles. The driver and passenger knee air bag assemblies may have been improperly folded and assembled.
Fix: BMW will notify owners, and dealers will replace the knee air bag modules, free of charge. The recall began July 8, 2019. Owners may contact BMW customer service at 1-800-525-7417.
Source: U.S. NHTSA, checked 4 Nov 2026. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.
2020 BMW m4 common problems
The most-reported problem areas across all 1 owner complaint filed with NHTSA — and what to check before you buy.
Dimensions & weight
Manufacturer-reported figures for the 2020 BMW m4 — ranges cover the 2 body / drivetrain versions on record. Source: Transport Canada vehicle specifications via NHTSA.
Investigations & service bulletins
Manufacturer service bulletins 48
Technical notes the manufacturer sent to dealers about known issues and fixes. Useful to mention to a mechanic — they are not recalls and repairs may not be covered. Showing the 10 most recent of 48.
The coverage period for qualifying lower rear side panel water drain repair that addresses the issues described in the Service Information Bulletin has been extended to 15 years / 150,000 miles, as determined from the original first in-service / delivery date.
Bulletin B010826 · Structure · Sep 2026While driving on a smooth and/or unevenroad, a “cracking” sound is heard from therear wheel arch area (highlighted in orange) on either the right or left side.
Bulletin B410725 · Structure · Jan 2026While driving on a smooth and/or uneven road, a “cracking” sound is heard from the rear wheel arch area (highlighted in orange) on either the right or left side.
Bulletin B410725 · Structure · Aug 2025A turbine-like noise can be heard from the rear axle while deceleration during the first 300 miles of operation when braking from low speed.
Bulletin B340921 · Service Brakes · Jan 2025The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information for the dealer on how to handle âÂÂdi…
Bulletin B611305 · Electrical System · Jan 2024With the vehicle is on a lift and the front struts are in the extended position, there may be a cracking and orclicking type noise when turning the steering wheel left/right. See attached video V31 01 24. The sound can reoccur when the vehicle is lowered, and…
Bulletin B310124 · Suspension · Jan 2024Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-
Bulletin B340714 · Service Brakes, Hydraulic · Oct 2023Upon opening and closing the tailgate, a creaking/groaning sound can be heard from tailgate actuator.
Bulletin B514616 · Structure · May 2023After programming the head unit (HU-H2), activating the FSC (German word Freischaltcode) Enabling Codes repeatedly fails.
Bulletin B651523 · Electrical System · May 2023Exterior rear lights do not work.
Bulletin B630917 · Electrical System, Exterior Lighting · Mar 2023Source: NHTSA Office of Defects Investigation, listed for the M4 RWD. Model-year data, not specific to one car.
About the BMW m4
The BMW M4 is a high-performance version of the BMW 4 Series automobile developed by BMW's motorsport division, BMW M GmbH, that has been built since 2014.
From Wikipedia, licensed CC BY-SA 4.0. Describes the model line in general, not this model year specifically.
