Vehicle continues to have lighting and electrical issues. Particularly, the left rear turn signal. I’ve repaired it 5 times and it burns out immediately. Dealer assured me they would find issue. Still burned out next day again. Notified dealership and they just want you to keep bringing it back but won’t issue a recall despite the plethora of complaints online about the same issue.
2015 BMW 320i electrical problems
moderate 5 complaints filed with NHTSA · avg repair $850 · see electrical across all vehicles →
Complaints
5
Recalls
0
Avg fix
$850
When does it fail?
Of the 5 electrical complaints filed for the 2015 BMW 320i, here's the actual mileage breakdown — failures cluster heaviest at 75,000-100,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What owners are reporting 3 most recent
My 2015 BMW 320i gave me a warning of charging malfunction warning so I took my car to BMW service for an inspection. This was in april 2019. The service advisor let me know I could need a new battery so I approved new battery if that's what it needed. Once inspected further I was told there was an oil leak and that caused my drivebelt to deteriorate and slide off belt tensioner. The oil leak…
The engine would completely shut down while driving you had to completely take foot off gas petal because it would not excellent to make the car run it would almost come to complete slow down and stop you could then push gas and it would pick up and start running again.was worse when raining. Then the brakes got to where they would not stop and would lock up.Iwas on busy road and on interstate…
Had electrical trouble with your 2015 BMW 320i?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the electrical problem on the 2015 BMW 320i?
It's a documented issue but not catastrophic. 5 complaints have been filed. Repairs average $850 and most owners catch it before it causes a breakdown.
At what mileage does the electrical typically fail?
Based on the 5 complaints filed, electrical issues most often appear around 80,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2015/BMW/320i.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.