Skip to content
Electrical systemPart report

2006 BMW 525I Electrical system Problems

Complaints
7about this part
Share
9%of 77 total for the year
Median mileage
105,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 7 complaints about the electrical system of the 2006 BMW 525I, 9% of the 77 complaints for this model year. Where a mileage was given, the median is 105,000 miles. 3 a fire, according to the filers.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“While I was driving on a street road my stirring wheel got stuck and I lost control of my car swerved into other lane and nearly caused an accident. I pushed the wheel back hard and bought my car on the side of the road . A mechanic found that nearly two inches of water had accumulated in the trunk of my car, the water damage caused electrical failure making the car to become inoperable. By shoddy construction. …”

NHTSA complaint #10789115, filed 2015-11, 40,000 miles

“I was on my way to work and had driven only 4 1/2 miles at 6:55am on thursday, august 15, 2019. I was about 1/2 from work on a city street when smoke began coming out the air vents and steering column. A smell of plastic, electrical filled the car and I pulled into the nearest place when the smoke was quickly increasing. My son and I jumped out of the car and called 911. The fire department arrived almost immediately, and upon pulling up, before they could get out of the truck, the driver's side curtain airbag exploded, the firemen heard the explosion. …”

NHTSA complaint #11246298, filed 2019-08, 180,000 miles

“My Bmw appears to the have an issue with the passenger air bag sensor, but the VIN isn't include in the recall list. Kindly request recall, as the vehicle hasn't been in an accident, but passenger air bag light remains on.”

NHTSA complaint #11078903, filed 2018-03, 105,000 miles

“Because of poor quality of fiber optics wiring used on the headlight they tend dry rot resulting in a burnt out headlight. Which can become a safety hazard.”

NHTSA complaint #11220400, filed 2019-06, 100,000 miles

“Main headlight failure during night driving cause by electrical short circuit, due to headlight internal electrical wiring insulation failure. Internal electrical wiring insulation seems not to meet sae, nec, asme, etc. Codes and standard for the uses, like engine electrical wiring, subject to heat exposure from headlight bulb generation. Major safety issues can result from sudden headlight failure without previous notice, which can cause accident at dark roads. Headlight failure occurs while driving in a dark road at night.”

NHTSA complaint #10854560, filed 2016-04, 101,460 miles

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
20071419%
200679%
2005411%
20042125%
2003825%
2002517%
2001627%
1995417%
1994114%
1993120%
1992422%
1991323%
1990218%

Other parts of the 2006 BMW 525I

Air bags
44 complaintsBrakes
11 complaintsSeat belts
7 complaintsExterior lighting
5 complaintsEngine
3 complaintsEngine cooling
3 complaintsFuel system
3 complaintsOther or unknown
3 complaintsSeats
2 complaintsSteering
2 complaintsBody and structure
2 complaintsTires
2 complaints

← All problems reported for the 2006 BMW 525I

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology