BMW 3 SERIES recall: Variation to electrical resistance in the blower regulator wiring harness connector
- What's wrong
- Over time irregularities in the crimp connection in conjunction with relative movements of the tin coated connector at the end of the wiring harness which connects to the tin coated blower regulator pin could lead to frictional corrosion. In combination with very high current flow…
- What to do
- Contact a BMW dealer to book the free repair. The blower regulator wiring harness will be inspected and a new part will be installed.
What’s wrong
Over time irregularities in the crimp connection in conjunction with relative movements of the tin coated connector at the end of the wiring harness which connects to the tin coated blower regulator pin could lead to frictional corrosion. In combination with very high current flow which would occur which could lead to a temperature increase. As a result the blower regulator wiring could be damaged and could lead to partial contact of individual wire strands. this could result in an irregular current flow further overheating and increase the risk of fire.
The fix
The blower regulator wiring harness will be inspected and a new part will be installed.
Vehicles affected
| Model | Built from | Built to | Vehicles |
|---|---|---|---|
| 3 SERIES | 22 Apr 2005 | 8 Jul 2011 | 279,104 |
| 3 SERIES | 15 Oct 2004 | 8 Jul 2011 | 279,104 |
| 3 SERIES | 20 Apr 2006 | 27 May 2011 | 279,104 |
| 3 SERIES | 28 Nov 2006 | 27 May 2011 | 279,104 |
How to check your vehicle
Use the official DVSA checker with your registration number to see if your exact vehicle is included. If it is, the manufacturer should have written to the registered keeper. The repair is free, even if you bought the vehicle second-hand.
Updated 27 June 2018. This page summarises an official notice. Details can change – always follow the official notice.