BMW 120d E87 Oil Cooler & Oil Filter Housing Replacement – Step-by-Step Diesel Repair

In this video, we perform a complete engine oil cooler and oil filter housing replacement on a BMW 120d E87 diesel. This repair addresses oil leaks, coolant contamination, and oil pressure issues commonly caused by failed seals or cracked housings. 🔧 BMW 120d E87 Engine Oil Cooler & Oil Filter Housing Replacement Welcome to PrimeTech Automotive, your source for real-world European car repairs—no shortcuts, no guesswork. Although the BMW 120d E87 was not officially sold in the U.S., the procedures, tools, and techniques shown apply directly to many BMW diesel engines used worldwide, making this guide valuable for U.S. mechanics, BMW specialists, and diesel DIY enthusiasts. 🔍 What You’ll Learn: 🛢️ Symptoms of a failing BMW oil cooler or filter housing 🔧 Tools required for oil cooler & housing replacement 📏 Proper removal and installation procedures 🧠 Common mistakes that cause repeat oil leaks 🚗 Why this repair is critical for engine reliability and longevity 👍 If this guide helps you, like, comment, and subscribe for more professional BMW and European vehicle repair tutorials from PrimeTech Automotive BMW oil cooler replacement BMW oil filter housing leak BMW diesel engine repair BMW oil cooler seal replacement BMW E87 oil leak fix BMW engine oil cooler repair BMW oil filter housing gasket European car repair USA BMW diesel mechanic how to fix BMW oil leak