Recalls for 2023 Bmw 3 Series

DEFECT #1 - POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

Posted on: 2023-12-07
Description
Bmw of north america, llc (bmw) is recalling certain 2023 toyota gr supra, 3 series sedan (330i xdrive, m340i xdrive, m3), 5 series sedan (530i, 530i xdrive, m5), 4 series gran coupe (430i, 430i xdrive), 4 series coupe (430i, 430i xdrive, m440i xdrive), 4 series convertible (430i, 430i xdrive, m440i xdrive), 8 series coupe (840i, m850i xdrive, m8), 8 series convertible (840i, m850i xdrive, m8), 8 series gran coupe (850i xdrive, m8), x3 sav (x3 xdrive30i, x3m), x4 sav (x4 xdrive30i), x5 sav (x5 xdrive40i, x5 m50i, x5m), x6 sav (x6 xdrive40i, x6 m50i, x6m), and z4 sdrive30i, z4 m40i vehicles.  The weld seam of the integrated transmission control unit's cover may not have been manufactured properly, which could allow automatic transmission oil to leak into the transmission control unit.

Consequence
Transmission oil that leaks into the control unit can lead to a seizure of the transmission gears, causing a sudden loss of drive power and increasing the risk of a crash.

Corrective Action
Dealers will replace the transmission mechatronics module and the automatic transmission fluid, as necessary, free of charge.  Owner notification letters are expected to be mailed february 1, 2024.  Owners may contact bmw customer service at 1-800-525-7417.

Notes
Owners may also contact the national highway traffic safety administration vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to www.nhtsa.gov.