How Often Should Coolant Be Added
How Often Should Coolant Be Added . The air conditioner should be added in about 5 years: Changing your coolant or antifreeze, for example, may be advised after 60,000 miles (60,000 km)/or even necessary for some cars after roughly 30,000 km (25,000 km) (30,000 miles). HOWTO Troubleshoot Your GlowPlugs from vincewaldon.com Coolant can either leak out of the system, to the floor etc, it can also leak internally into the oil. Signs that you may need to add more coolant. How often should engine coolant be changed?