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Other or unknownPart report

2004 BMW 530I Other or unknown Problems

Complaints
1about this part
Share
1%of 129 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the other or unknown of the 2004 BMW 530I, 1% of the 129 complaints for this model year.

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.

“Battery cable/terminal melted. Car would not start on several occasions. After sitting ...then car would start. Random start. Also, radio would come on all by itself. Call has just over 100k miles (101,200). Also codes received for cam shaft and air pump which had to be replaced.”

NHTSA complaint #10724016, filed 2015-06

Other or unknown: other model years

YearComplaintsShare of year
2024323%
2022338%
2021318%
2020220%
201917%
2018415%
2017211%
200734%
200667%
200411%
200213%
200128%

Other parts of the 2004 BMW 530I

Air bags
49 complaints
Seats
29 complaints
Electrical system
28 complaints
Transmission and drivetrain
11 complaints
Steering
9 complaints
Seat belts
8 complaints
Engine
5 complaints
Engine cooling
5 complaints
Body and structure
5 complaints
Fuel system
4 complaints
Exterior lighting
3 complaints
Tires
3 complaints

← All problems reported for the 2004 BMW 530I

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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