BMW Knowledge Base

Technical articles, diagnostic guides and deep dives into problem BMW components.

951 articles in the base · updated regularly

All Cooling System 22 OBD-II Diagnostics 34 Transmission 16 Buying Guide 60 Engine Mechanical 377 Car Overview 327 Maintenance 47 Suspension 1 Electrical System 24

Model:

All 3-er G20 3-er F30 5-er G30 5-er F10 5-er E60 X3 G01 X3 F25 X4 G02 X5 G05 X5 F15 7-er G11/G12

Car Overview Overview

BMW 5 Series (G30) 520d: Ownership Experience, Owner Reviews, and Reliability

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Car Overview ⚡ Express

BMW F10 (2010–2017): Common Problems, Reliability, and Buying Tips

A complete breakdown of the BMW F10 (2010–2017): typical problems with the N47 and N57 diesels, air suspension, electronics, and bodywork. Buying advice, a buyer's checklist, and maintenance recommendations.

Car Overview Overview

BMW X5 G05 40i: Long-Term Ownership, Reliability, and Common Problems

Car Overview Overview

BMW X5 G05 40i: Reliability and Long-Term Ownership Experience

Car Overview Overview

BMW 330i G20 (B48): Ownership Experience, Reliability, and Owner Reviews

Long-term ownership of the BMW 330i G20 and its B48 engine: 258 hp (190 kW), 28–36 mpg in real use, known weak spots, and what owners and shops report.

Car Overview Overview

BMW X5 G05 40i: Owner Opinions and Real-World Experience

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BMW E39: The Complete Owner’s Guide to Buying, Running, and Repairing One

A full guide to the BMW E39: model overview, common problems, what to know about the gas and diesel engines, suspension, and transmission. A pre-purchase checklist and maintenance advice to keep the car alive longer.

Car Overview Overview

BMW 5 Series G30 530d: Owner Experiences, Problems, and Review

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BMW M3 G80: Complete Guide to the S58 Engine, Problems, and Maintenance

A complete guide to the BMW M3 G80: S58 engine specs, common problems, maintenance, and a pre-purchase checklist. Learn about engine longevity, xDrive traits, and how to pick the right trim.

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BMW E60: The Complete Guide to Buying, Servicing, and Common Problems of the Legendary 5 Series

The complete BMW E60 buying and ownership guide: specs, common problems, selection advice, and a buyer's checklist. Plus the legendary V10 M5 and the reliable diesels.