2021 BMW M3 Service and Repair Manual
2021 BMW M3 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
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BMW of North America, LLC (BMW) is recalling certain 2021 330i, 330i xDrive, M340i, M3, and 330e xDrive vehicles. The bolt securing the seat belt assembly to the frame was not tightened to specifica
An improperly installed seat belt assembly may not restrain an occupant as expected, increasing the
BMW will notify owners, and dealers will inspect the front seat belt buckle assembly connection and,
BMW of North America, LLC (BMW) is recalling certain 2021 2 Series (230i, 230i xDrive, M240i, M240i xDrive), 330e, 330e Xdrive, 4 Series Coupe (430i, 430i xDrive, M440i xDrive) M4 Coupe, M4 Competitio
During a crash, a seat belt retractor that does not function as intended increases the risk of injur
Dealers will inspect the seat belt retractors (including the seat belts) and, if necessary, replace
BMW of North America, LLC (BMW) is recalling certain 2020-2021 8 Series Coupe, Grand Coupe and convertible 840i, 840i xDrive, M850i xDrive, M8 and 740 Li, 740 Li xDrive, 750 Li xDrive, M760 Li xDrive,
A loss of ABS and a reduction in braking assistance can increase the risk of a crash.
BMW will notify owners, and dealers will replace the integrated brake system, free of charge. Owner
While 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.
While 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.
With 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 vehi
A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP) system(NVLD natural vacuum leak detection). For this condition, the following fault is stored in the DME: 190302 - fuel tank ventilation and sc
The 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 ho
Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-
Condensation is present on the inner surfaces in one or both taillights (circled).
Headlight check control (CC) message 128 "High beam headlight failure" is displayed. The following fault codes are stored during a vehicle test: 80419A - Left high-beam headlight: Short circuit and/or 8041A5 - light outputs: Number of permi
Showing the 8 most recent of 64 technical service bulletins on file with NHTSA.
Sunroof shattered while driving, no impact from outside.
Loud clunking and creaking noise from front suspension when driving on uneven or bumpy road surfaces.
Loud clunking and creaking noise from front suspension when driving on uneven or bumpy road surfaces.
Unknown. I was driving home when I get a message stating âpassenger restraint system malfunctionâ
Unknown. I was driving home when I get a message stating âpassenger restraint system malfunctionâ
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