Automotive/Technical Video 2 weeks ago VIDEO: Inspection Before Disassembly Share Tweet Print Email Andrew Markel,authorView bio Bio Recent Posts Popular Posts Better Engines Need Better FiltersSpark Plug Fouling: Getting To The Root Cause Of MisfiresVIDEO: Nissan TSB Shows Tip On How To Install O-Rings Without DamageVIDEO: What Can Cause An Oil Filter To Collapse?VIDEO: Stop Chasing Codes With Components VIDEO: Pinch, Push, Pump - How To Properly Push Back The Caliper PistonSpark Plug Fouling: Getting To The Root Cause Of MisfiresVIDEO: What Happens When Shocks And Struts Lose Their Oil And Gas10 Cartridge Oil Filter TipsVIDEO: What Can Cause An Oil Filter To Collapse? One of the most forgotten steps before replacing a head gasket is to inspect the entire engine before removing the head and intake manifold. Andrew Markel covers what to look for under the hood, under the car and in the ECM. Sponsored by MAHLE. Video courtesy ImportCar.