Having problems with your 1997 Honda Civic ?
Is it sare to remove the expansion valve of the radiator
NO. The thermostat valve maintains the engine temperature which is good for engine performance, pollution control and fuel economy. But don't forget to use the radiator coolant which has added benefits because it is antifreeze, anti boil, has leakage detecting fluorescence color and rust inhibitors in it.
Repair Help & Product Troubleshooting for 1997 Honda Civic
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