Seeing a thick, milky substance in your coolant reservoir is enough to make any vehicle owner panic. For owners of vehicles equipped with the 3.0 V6 dCi V9X engine (commonly found in Nissan, Renault, and Infiniti models), mixing oil and coolant often immediately sparks fears of a blown head gasket and a massive repair bill. […]
The 3.0 V6 dCi (V9X) engine in your Nissan (Navara, Pathfinder), Renault, or Infiniti is a fantastic machine, producing massive torque. However, opening the hood one morning to check the coolant expansion tank and finding that the coolant has turned into a thick, milky, brown «mayonnaise-like» sludge is one of the most terrifying moments for […]