Coolant protects the engine from overheating. Why are coolant system flushes essential to regular maintenance?
Answer New fluid replaces inefficient fluid
After a while, coolant can become acidic and eat away at things like the water pump and the thermostat, both of which are pricy to repair. Regular coolant flushes will help prevent this from occurring.
Asked by Tom Cohen · Last updated 4 years ago · 3.1K views · SOURCE
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