Strange though the original interval gets the vehicle through the powertrain warranty period, I suspect this was the goal all along. At any rate I suspect the idea of more frequent changes (after the initial) lies in the idea that any corrosive elements in the system will be more difficult to remove by flushing the coolant. People said the same thing about dexcool (GM long life coolant) ruining gaskets but Ive seen plenty of them leaking out green coolant too. I don't know if has anything to do w/ the coolant or not. For definitive information on what intervals your coolant needs to be replenished, check your Toyota Camry maintenance schedule within your owners manual or give Nalley Toyota Union City a call at 7702848361 straightaway and ask one of our factory-trained technicians or advisers. I see what seems to be premature water pump failure across the whole Toyota line. In some cases these long-life coolants can last over 5 years or 100,000 miles. Since then every manufacturer has come up w/ their own formula (im sure some are the same) and colors. The silicates had to be replace w/ something else to achieve the corrosion protection. Manufactures started using silicate free antifreeze in the mid 90s to extend its life. Hence the 2 or 3 year replacement interval. Aisin 50/50 Pre-Diluted Super Long Life Antifreeze is specifically engineered for the. Toyota RAV4 2011, Super Long Life 50/50 Prediluted Engine Coolant, 1 Gallon by AISIN®. Replace the worn out coolant in your 2011 Toyota RAV4 with our premium. From what I understand good ole green coolant contains silicates and phosphates which fall out of suspension in a couple years and form scale and deposits in the system. Don’t risk engine and cooling system damage. The Colors of Coolant P-HOAT (Phosphated HOAT), Phosphates & Organic Acids, ZEREX Asian Vehicle, Toyota, Nissan, Honda, Hyundai, KIA & other Asian vehicles.
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