Electrical System Problems of BMW M3

BMW M3 owners have reported 27 electrical system related problems since 1996. Table 1 shows the 8 most common electrical system problems. The number one most common problem is related to the vehicle's electrical system (18 problems). The second most common problem is related to the vehicle's trunk wiring (2 problems). For details of each of the problem category, use the links in the table.

  Recently reported Electrical System problems of BMW M3

The Electrical System problem

Tl-the contact owns a 2008 BMW M3 coupe us. The contact stated that while the vehicle was parked reversed inclined on a hill. The emergency brake was not applied. The vehicle without warning rolled down the hill and crashed into another vehicle. No injuries. A police report was filed.   Read details...

The Trunk Wiring problem

The oem wiring insulation in the headlight housing has flaked off. The bare wires caused an electrical short when I replaced a light bulb. BMW says that the only repair is to replace the entire housing for $2100.   Read details...

The Battery Cable problem

I did some research it looks my car has the positive battery cable recall not done it�s major safety issue!! up on further information cars build from date 2008-2012 my vehicle production date is from September 2010.   Read details...

The Alternator/generator/regulator problem

400 miles out of warranty, the electrical system fault warning began to come on. When this happens all gauges bottom out quickly then return to normal. Sometimes, the restraint system, edc or other warnings will start. I don't experience any problems driving the vehicle.   Read details...

The Horn Assembly problem

Horn stopped working on 3 different occasions. Dealer attempted to remed problem. But, after 3 months horn would go out again. Last time dealer replaced the contact points. Also, half of the spoiler came off, bolts had fallen apart without warning, causing spoiler to fall off immediately while   Read details...




Switch Make:
Switch Model:
Safety Ratings of M3 Cars
Fuel Economy of M3 Vehicles
M3 Service Bulletins
M3 Safety Recalls
M3 Defect Investigations