How to Replace Valve Cover Gasket – 2010 Mazda 3 (Step-by-Step)

Is your 2010 Mazda 3 leaking oil around the top of the engine? It’s probably the valve cover gasket — and luckily, it’s a DIY-friendly repair. In this video, I’ll walk you through the full process of removing the valve cover, cleaning the surfaces, and installing a new gasket the right way. What’s included: • Tools and parts you’ll need • Step-by-step disassembly Applies to: • 2010–2013 Mazda 3 • Mazda 3 with 2.0L or 2.5L 4-cylinder #Mazda3 #ValveCoverGasket #DIYRepair #OilLeakFix #MazdaDIY #ValveCover #Mazda3Repair #CarRepairTips #GarageDIY #MazdaMaintenance