2007 BMW 525I electrical system problems
14 owner complaints filed with NHTSA name the electrical system on the 2007 BMW 525I — 19% of all complaints for this model year.
What owners report
“I purchased said automobile from my neighbor for my son to drive. I figured it was a good car to buy because it was serviced by Hendrick BMW (Charlotte, NC) only and regularly. BMW's also have a reputation for being safe as well as reputable so this also weighed into my decision. Fast forward 18…”
filed Sep 9, 2021
“Headlight wiring insulation rot lead to failed high and low beams on driver side and intermittent failures of both beams on passenger side. See photo for exampole of disintegrated wiring on driver high beam wiring harness. Only known option is to buy a complete new headlight assembly ($1250+ per…”
filed Jul 21, 2020
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information…
B611305 · Service Bulletin/Repair Instructions · issued Jan 11, 2024Customers may state that the alarm system (DWA) is not active after locking their unoccupied vehicle. Depending on the vehicleâ  s equipment and settings, no acoustic or optical confirmation (folding the…
B653423 · Service Bulletin/Repair Instructions · issued Nov 22, 2023
Electrical System problems in other 525I years
| Year | Reports | Share |
|---|---|---|
| 2006 525I | 7 | 9% |
| 2005 525I | 4 | 11% |
| 2004 525I | 21 | 25% |
| 2003 525I | 8 | 25% |
| 2002 525I | 5 | 18% |
| 2001 525I | 6 | 27% |
| 1995 525I | 4 | 17% |
Other reported problem areas on the 2007 BMW 525I
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.