Model directory 
BMW: common problems and service schedules by model
20 verified faults across 3 models, from Brimly's Vehicle Knowledge Base — each checked by a human before publication. Below is every BMW model with its most serious known faults; open one for its problems by generation, the mileage they appear at and its service schedule.
- 3 Series Watch for:
- Oil filter housing gasket leak (B48)
- Cooling system components
- X3 Watch for:
- Diesel DPF / EGR clogging on short journeys (2.0d)
- Oil filter housing gasket leak (B48)
- X1 Watch for:
- Infotainment / software glitches on early builds
- Low-speed dual-clutch (7-speed DCT) behaviour
Track your own car, not the model average
Brimly logs your fill-ups, mileage and service history on your iPhone — and its assistant answers about your car, with its numbers.
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