What type of antifreeze does my 2006 Honda Civic use?

The type of antifreeze the 2006 Honda Civic uses is blue, extended life phosphate oat. The usual cost for a Honda Civic coolant reservoir replacement is between $152 and $179. Labor costs are priced between $99 and $122 while parts are priced between $64 and $67. You will come into many issues with an engine. You can have oil leaks and those need to be repaired as soon as possible. A gasket may be loose and that needs to be tightened up. A spark plug may pop off, causing engine issues. There could be excessive oil use, requiring the oil to be changed sooner than expected. A serious problem is the engine overheating. This may lead to fires and the vehicle exploding.