BMW E30 325i No-Start Guide — Common Causes and Fixes
There’s rarely anything worse than getting into your car, putting that key into the ignition, turning it, and having the engine dry crank or worse — refuse to crank at all. Most of us have been there with one car or another. No-start issues aren’t a known fault of E30 325i, but they are common […]
BMW ZF 6HP Fluid and Filter Service Guide
If you drive a mid-2000s to mid-2010s automatic BMW, there’s a solid chance that your car features a ZF 6HP transmission. It’s a proven setup that has worked well on numerous platforms, which is why BMW has chosen to use it in a wide range of models. However, one of the main reasons why there […]
ZF 6HP Automatic Transmission — How To Replace a Leaking Mechatronic Sleeve
The ZF 6HP automatic transmission is found in many BMW models built from the mid-2000s through the mid-2010s. A common issue is external fluid leakage from the plastic oil pan and/or the Mechatronic connector sleeve. The Mechatronic connector sleeve is the plastic connector for the vehicle wiring harness connection to the transmission. Since this connection […]
Valve Cover Gasket Replacement Guide for BMW M10, M20 and M30 Engines
Valve cover leaks happen from time to time, especially on older BMWs that have a few miles on the odometer. Although a valve cover gasket leak isn’t something that will leave you stranded on the side of the road, it’s definitely an issue you shouldn’t be ignoring. We’ve put together a guide that will walk […]
Troubleshooting BMW Clutch Issues
Manual cars are still around thanks to enthusiasts and those who appreciate the simplicity of a flywheel/friction plate combo. The way these key power transmission components are designed makes them prone to wear. Diagnosing BMW clutch issues is something many manual car owners will have to do at one point as it’s not a matter […]
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BMW Coolant – What to Get and What to Avoid
Coolants, or antifreeze as it’s sometimes referred to, is a fluid that plays an integral role in regulating the running temperature of your engine. When an engine is running, it produces extreme amounts of heat that, if not managed, can cause catastrophic damage to various parts of the engine. The cooling system, including the coolant […]
BMW VANOS Explained — What It Does, Why It Fails and How to Fix It
Variable valve timing was a true game-changer when it first appeared. Born as a means to achieve the ultimate performance, but also efficiency, VVT was quickly adopted by almost every major car manufacturer out there. This, of course, includes BMW who dubbed their approach to variable valve timing as VANOS, or Variable NockenwellenSteuerung in German. […]
BMW N52 Engine – Everything You Need to Know
By the mid-2000s, BMW had built itself a reputation for developing excellent examples of naturally aspirated inline-six engines. At the turn of the millennium, it revealed the M54 (and the performance-oriented S54 shortly after) and cemented itself as one of the best in the business when it came to the six-pot layout. Needless to say, […]
BMW N51 Engine — All You Need To Know About SULEV
The N52 succeeded the highly-successful M54 and powered multiple BMW cars between 2004 and 2015. While it became one of the most reliable and popular inline-six engines BMW ever made, it had a lesser-known sibling called the N51. Interestingly, the N51 is near-identical to the N52, powering the same cars and available during the same […]