The gas generator on the driver side airbag could burst in the event of airbag activation if it had been exposed to high air humidity, high temperatures and considerable temperature fluctuations over several years. This could result in metal parts being discharged, increasing the risk of injury of the vehicle occupants.
The BMW 3-Series E46 models affected by this recall were manufactured from 7 April 1999 to 10 December 2003.
BMW recall code: 0032930200
Source: Rapex Alert 51/2019 A12/00017/19
More informations in the article: BMW recalls the older Series 3 (E46) and Series 5 (E39) due to a faulty airbag inflator