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Posts Tagged: engine coolant

Engine coolant – Warning for Chrysler vehicles

Using the wrong engine coolant – Chrysler Using the wrong engine coolant in your new Chrysler product can cause big problems. A Chrysler technical service bulletin (07-004-12) contains a coolant warning. The warning pertains to all 2013 and new Chrysler vehicles except those equipped with the 2.2-liter and 2.0-liter diesel engines. The new coolant is purple Organic Additive Technology (OAT) and is specifically NOT compatible with other coolant technologies. The purple Chrysler coolant is good for 10-years or 150,000 miles. Topping off or adding any engine coolant other than the … Read More

Is DexCool bad

DexCool problems Mechanics say they hate DexCool and blame it for all kinds of problems. Most aren’t the fault of DexCool. Here’s the REAL scoop on Dex-Cool and coolants in general. First some history Most of the older green coolants were silicate based. Their primary job was to prevent freezing. But they also had additives to prevent corrosion. In the case of the green coolants, the silicates deposit on metal surfaces to “PASSIVATE” them. In other words, the silicate coats the metal parts to prevent electrolysis. The problem with silicate … Read More

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