Skip to content
Electrical systemPart report

2003 BMW 330XI Electrical system Problems

Complaints
8about this part
Share
24%of 33 total for the year
Median mileage
110,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 8 complaints about the electrical system of the 2003 BMW 330XI, 24% of the 33 complaints for this model year. Where a mileage was given, the median is 110,000 miles. 1 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.

“All exterior lights comes on when the car is off, and now the car stays on when the key out out of the ignition. The recall was fixed before about the lights but they started back again I just got the car and I can't even drive it without the battery dying if I go to work or even the store”

NHTSA complaint #11184018, filed 2019-03, 164,300 miles

“I was in a parking garage the weekend after I had just bought my 2003 Bmw 330XI man it was beautiful, I had my girlfriend with me at the time. Upon trying to exit the vehicle we couldn't nothing would unlock the doors, nothing would roll down the windows, this was extremely embarrassing to be happening on a date. She couldn't believe we were stuck in the car and there was no way out. Luckily having my cell phone I was able to call 911 so they could help me. …”

NHTSA complaint #10547744, filed 2013-10, 79,000 miles

“Tail lights failed on my 2003 Bmw 330XI. The shop foreman at my Bmw dealership explained that he has been seeing a lot of tail light failures because the wiring was not designed to handle the load and therefore the wires have been frying out. My work order states repairs were done to diagnose & replace melted tail light connectors and wiring.”

NHTSA complaint #10138737, filed 2005-10, 56,500 miles

“I've had this issue for many years now but never thought about the potential consequences. Other people have had these issues as can be found when doing searches on the internet. This problem involves the door not unlocking after being locked via the center console, key fob, or auto lock feature when vehicle is mobile. This has been reported across multiple build types during the early 2000's. …”

NHTSA complaint #10911077, filed 2016-10, 153,000 miles

“Power windows Power windows broke on 3 windows. Sometimes the glass has shattered. Sometimes the glass just slides down and becomes non operational. Glass shattering has been scary and dangerous. This has occurred while driving. I live in a state with lots of weather. Thunderstorms. Has occurred with child in car seat during a thunderstorm. At highway speed. I have had them repaired at dealerships and at independent bmw repair shops. Cost has been approx $600. This began as early as 2010 and continues to this day.”

NHTSA complaint #11440350, filed 2021-11

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
20061817%
200518%
200418%
2003824%
2002315%

Other parts of the 2003 BMW 330XI

Air bags
13 complaintsTires
4 complaintsExterior lighting
3 complaintsOther or unknown
3 complaintsEngine
2 complaintsBody and structure
2 complaintsBrakes
1 complaintsEngine cooling
1 complaintsLatches, locks and linkages
1 complaintsSeats
1 complaintsSteering
1 complaintsTransmission and drivetrain
1 complaints

← All problems reported for the 2003 BMW 330XI

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 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