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Replacing the Alternator on the BMW 3 Series

Model: BMW Serie 3 E46 - Years: 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Part: Alternator

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Video tutorial

In this brief and simple guide, find the main instructions on how to remove and replace the alternator on the BMW 3 Series. First, open the hood of your car and start by removing the air filter box, disconnecting it from the intake hose; then disconnect the hose located above the alternator, followed by removing the serpentine belt, as shown in the video.

At this point, remove the alternator screws and disconnect its electrical wiring to take it out and replace it with the new one; all that's left is to reassemble everything!


Updated on 27 June 2026 by ScegliAuto


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The toll tag holder is usually attached to the car windscreen to ensure that the toll tag functions immediately when passing through barriers. However, if you decide to remove the holder, you should follow this procedure: - Insert the toll tag into the holder; - Pull the holder inwards to detach it from the windscreen; you can use a glass scraper or a stiff plastic card to assist you; After removing the holder, it is essential to remove the adhesive from the windscreen. To remove the adhesive, we recommend using a solvent-based spray that will remove the glue without clouding the area.

Watch the video!


by ScegliAuto

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