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Electrical systemPart report

2003 BMW 330CI Electrical system Problems

Complaints
3about this part
Share
17%of 18 total for the year
Median mileage
115,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the electrical system of the 2003 BMW 330CI, 17% of the 18 complaints for this model year. Where a mileage was given, the median is 115,000 miles.

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.

“Drove for about 2 hours. Left the car parked for about 3 hours. When I tried to unlock passenger door via remote key fob it did not. I got inside the car and tried to unlock it manually but it still did not let me. I had my handicapped sister with me and it was impossible to get her inside the car. I had somebody come to pick her up after over 3 hours. I have never seen another car that will not unlock at least manually when you pull the door lever on the inside or lift the lock mechanism manually. …”

NHTSA complaint #10505303, filed 2013-04, 120,000 miles

“Gm5 electric module stopped communicating with remote control. Various intermittent activity for driver door unlock mechanism and passenger unlock mechanism by any available internal hard-wired or remote button. 100% failure of footwell trunk release button.”

NHTSA complaint #10592627, filed 2014-05, 110,000 miles

“It has been more than 8 years all power related to opening/closing the passenger door including the handle does not work, not able to open the glove compartment, not able to open the gas door, not able to open the trunk without having to use the key. Convertible top is not working. Worst of all I'm not able to have a passenger in the car for safety purposes. Dealers have not been helpful. Car is like new with less than 80,000 miles.”

NHTSA complaint #11340667, filed 2020-07

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
200526%
2004810%
2003317%
2002511%
2001810%

Other parts of the 2003 BMW 330CI

Air bags
9 complaints
Body and structure
2 complaints
Engine
1 complaints
Exterior lighting
1 complaints
Tires
1 complaints
Transmission and drivetrain
1 complaints

← All problems reported for the 2003 BMW 330CI

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