Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. Don’t let your engine overheat! Make sure you change your engine coolant. Don’t ...

Question: My mother recently bought a used 1999 Daewoo Nubira. It looked shiny and new, and it ran pretty well. When we inspected the engine compartment, we noticed that the coolant was brown and had ...