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Electrical systemPart report

2015 BMW 528I Electrical system Problems

Complaints
36about this part
Share
55%of 65 total for the year
Median mileage
90,000miles
Trend
RisingComplaints filed in the last 3 full calendar years are at least 25% higher than in the 3 years before.

NHTSA recorded 36 complaints about the electrical system of the 2015 BMW 528I, 55% of the 65 complaints for this model year. Where a mileage was given, the median is 90,000 miles. 3 a fire, according to the filers.

Example complaints

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

“My vehicle’s engine spews smoke after driving for ten minutes or more. In addition, a toxic odor comes into the cabin when the A/C is on. There are no visible oil or fluid leaks in the engine or the driveway where I park the car. It’s possible that the problem is due to the active recall described below. BMW has failed to find a solution in a timely manner to the following NHTSA recall: ENGINE COOLANT PUMP: The electrical connector of the engine coolant pump could become damaged. …”

NHTSA complaint #11628698, filed 2024-12

“the vehicle was driven for approximately 30 minutes, operating with zero dashboard warnings or performance indicators. The vehicle was then parked on my property and turned off completely. Approximately two hours and thirty minutes later, the vehicle spontaneously ignited while stationary and unoccupied. The local fire department responded and successfully extinguished the blaze. Both physical observations and my home security camera footage confirm that the point of origin was the front right passenger side of the engine compartment. …”

NHTSA complaint #11746090, filed 2026-06

“The contact owns a 2015 BMW 528i. The contact stated that while idling, there was smoke emerging from under the hood, and the contact discovered that the electrical connection for the water pump caught fire. No warning light illuminated. The contact extinguished the fire using a fire extinguisher. No injury was reported, and no police report was filed. The vehicle was towed to the dealer, where it was diagnosed and determined that the water pump and other damaged components needed replacement. …”

NHTSA complaint #11759782, filed 2026-08, 141,000 miles

“The contact owns a 2015 BMW 528I. The contact stated that upon starting the vehicle, the engine warning light illuminated. The contact stated that the vehicle was taken to an independent mechanic who determined that the vehicle had experienced coolant failure. The vehicle was repaired. The contact received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System); however, the part to do the recall repair was not yet available. The local dealer was contacted. …”

NHTSA complaint #11665319, filed 2025-06, 74,860 miles

“The contact owns a 2015 BMW 528I. The contact previously received notification of NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical Systems). The vehicle was taken to the dealer, where it was only inspected for the plug connector, and a protective shield was installed. The contact stated that the vehicle was not inspected for the water pump as part of the recall. The contact stated that while driving at an undisclosed speed, the engine overheated, with several unknown messages displayed. …”

NHTSA complaint #11694178, filed 2025-10, 174,000 miles

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
20163356%
20153655%
20142646%
20131419%
20121213%
201198%
20101117%
2009522%
20083025%
200037%
199937%
199839%
199725%

Other parts of the 2015 BMW 528I

Engine cooling
33 complaints
Engine
14 complaints
Other or unknown
7 complaints
Body and structure
5 complaints
Fuel system
3 complaints
Transmission and drivetrain
3 complaints
Exterior lighting
2 complaints
Visibility (wipers, defrost, mirrors)
2 complaints
Air bags
1 complaints
Seat belts
1 complaints
Wheels
1 complaints

← All problems reported for the 2015 BMW 528I

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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