2015 BMW 528I engine and engine cooling problems
33 owner complaints filed with NHTSA name the engine and engine cooling on the 2015 BMW 528I — 51% of all complaints for this model year.
What owners report
“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…”
filed Aug 26, 2026
“The contact owns a 2015 BMW 528i. The contact stated that while his vehicle was parked, the coolant pump connector caught on fire, which was connected to a after market Coolant pump. The failure experienced was a localized electrical fire that originated at the coolant pump connector and…”
filed Feb 6, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Diesel fuel injectors: ltd wty extension to 10 years/120,000 miles
B010919 · Service Bulletin/Repair Instructions · issued Nov 16, 2023
Engine and Engine Cooling problems in other 528I years
| Year | Reports | Share |
|---|---|---|
| 2016 528I | 26 | 44% |
| 2014 528I | 20 | 35% |
| 2013 528I | 11 | 15% |
| 2012 528I | 5 | 6% |
| 2011 528I | 32 | 27% |
| 2010 528I | 17 | 26% |
| 2009 528I | 5 | 23% |
| 2008 528I | 15 | 13% |
| 2000 528I | 10 | 24% |
| 1999 528I | 1 | 2% |
| 1998 528I | 2 | 6% |
| 1997 528I | 3 | 7% |
Other reported problem areas on the 2015 BMW 528I
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.