What Is Dex Cool Coolant? new for 2022

What Is Dex Cool Coolant?

ACDelco DEX-COOL® is an ethylene glycol based fluid that provides maintenance-free protection against freezing and boiling but also against corrosion. Extended coolant life, often for the whole life of the engine or vehicle, is obtained through the use of virtually non-depleting corrosion inhibitors.

What is the difference between regular coolant and Dex-Cool coolant?

The main way to tell the difference between Dex-Cool and regular antifreeze is that Dex-Cool is typically orange, whereas antifreeze is usually green. … The idea was simple really Dex-Cool lasts longer than traditional antifreeze.

Can I put regular antifreeze instead of Dex-cool?

Do not mix Dex-Cool with regular anti-freeze! Dex-Cool is a specially formulated GM coolant which will not mix with traditional coolants, and was used in various GM applications up through the 2004 model year.

What kind of coolant is Dexcool?

ACDelco GM OE Dex-Cool Antifreeze Extended Life Coolant Concentrate is an orange, silicate and phosphate free, premium-grade coolant/antifreeze that is formulated with a chemical composition that minimizes breakdown of metal components in contact with the fluid.

Is Dex-Cool bad for your engine?

In the 1990s, GM introduced an engine coolant called Dexcool. It’s supposed to last 5 years or 150,000 miles, but there have been problems with this coolant. Cooling systems that use Dexcool exhibit more acid buildup and rust in the system when the coolant level gets low and oxygen is allowed to enter the system.

Is all orange coolant Dexcool?

The Colors of Coolant

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What color is Dex-Cool®?” It’s true, coolant liquid comes in different colors, most commonly green (orange for Dex-Cool®). Each color is a unique formula that should not be mixed. The below chart will help you decipher which fluid is in your vehicle.

What can I use instead of Dex cool?

I recommend Yellow. Prestone extended life. Either 50/50 or cut it yourself with distilled. It is GM certified as a DEX Cool replacement and can be mixed with Dex Cool (don’t mix it outright, drain it, just that what does not drain out it’s ok when it intermixes).

Can I use Prestone instead of Dex-cool?

Prestone® Dex-Cool® Premixed LongLife® Antifreeze/ Coolant has been approved by General Motors under their DEX-COOL® specifications and is compatible with other DEX-COOL® approved coolants.

Can I switch from Dexcool to green coolant?

If you want to change over to the traditional coolant from Dexcool (I would, I’ve gotten to see some of the damage it’s done on fairly new vehicles) then you need to flush the system. How I’ve seen shops do this is to start the car up and let the engine run a bit to build the coolant pressure.

Should I use Dexcool or green antifreeze?

Dex-Cool uses a combination of organic acids as its corrosion inhibitors (OAT – Organic Acid Technology). GM believes that it provides better corrosion protection than regular green coolant for cooling system composed of different metals (primarily iron, aluminum, and brass), and provides a longer 5-year service life.

Is Prestone antifreeze Dexcool?

Prestone Dex-Cool Antifreeze is formulated for use in all vehicles that require Dex-Cool coolant, and can also be used in all other cars and light-duty trucks that use extended life coolant.

What happens if I put a different coolant in my car?

Using the wrong coolant or mixing different types together can hinder the car’s performance. It may also increase corrosion in the radiator. … Using the wrong coolant can lead to corrosion and other damages to the radiator, water pump, radiator hoses, cylinder gasket, and more.

Is Dexcool Hoat coolant?

Dex-Cool® is trademarked by GM. HOAT (Hybrid Organic Acid Technology) Mixture of OAT and IAT antifreeze. Like the IAT, it also contains silicate for aluminum protection.

Does Dex Cool eat gaskets?

if your using Dex Cool antifreeze, its eating away at your engines gaskets and cooling system components. it could also get inside your engine and mix with your oil from gaskets or alumiunm parts being eatin away from the dex cool.

Is Dex Cool still used?

Dex-Cool is now used in almost 40 million vehicles sold by GM since 1996. … On its website, the company now also warns owners to consult their vehicle “owner’s manual for the type of coolant right for your vehicle” and never “mix one type of coolant with the other.”

What years did GM go to Dexcool?

Back in 1995, GM began to use “Dex-Cool” coolant in its vehicles; in fact, you may very well be driving a vehicle that uses Dex-Cool.

Can Dexcool be used in Fords?

The new Ford coolant is OAT and is not compatible with DEXCOOL. You cannot go by the color of coolant anymore an have to use only the one that meets the specifications of your vehicle. Using the incorrect coolant can damage cooling system components and cause engine components damage or overheating.

Are Dexcool and Motorcraft orange the same?

Alternatives to the Motorcraft orange antifreeze, Focus ST spec WSS-M97B44-D2 that are safe to use. Bottom line is Prestone DexCool® is a safe and readily available alternative to Motorcraft. Other alternatives are certainly available (e.g., Zerex, Peak, etc.)

What happens if you use the wrong color antifreeze?

If you do mix different-coloured coolants they generally do not mix well and some can form a gel-like substance. This will halt coolant flow, causing blockages that can lead the engine to overheat, as well as damage to the radiator, water jackets and heater core. Also, the water pump can overheat and fail.

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Can I mix yellow and orange coolant?

There is green antifreeze and orange antifreeze. … These days you can actually get yellow antifreeze, blue antifreeze, pink antifreeze and more. The fact is, mixing these liquids is not safe.

Can you mix pink and orange antifreeze?

Anyways, I can report that you can safely mix orange Dexcool and pink G-12. It’s not recommended, but it works fine. Of course, mixing distilled water with either the pink or the orange is better than mixing the two together.

Can I mix universal coolant with Dexcool?

Do not mix Dex-Cool with regular anti-freeze! Dex-Cool is a specially formulated GM coolant which will not mix with traditional coolants, and was used in various GM applications up through the 2004 model year.

Is universal coolant really universal?

No. Several coolant manufacturers claim their coolant work in all makes and all models. In other words, they want you to think their product is a universal coolant / antifreeze. … There are many different types of coolant and each one has a different type of anti-corrosion additive.

Is Dex-cool for diesel engines?

additionally, dex-cool is not a diesel coolant, whereas green, with the proper additive package, can be made into such. another option if you are completely flushing is to possibly try the Zerex G05, it is rated for diesel engines, and is long life.

What is the orange antifreeze called?

Dex-Cool
One of the new types is “organic acid technology,” or OAT. It’s orange. General Motors pioneered this chemistry starting with 1996 models in the U.S. and using the name Dex-Cool. Ford changed a few models to OAT, then backed away from it.

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How do you flush Dexcool?

How do you remove Dex Cool sludge?

I’ve had good luck flushing dex sludge from heater cores using vinegar. I generally flush most of the crap out and then soak the core with 100% vinegar for a few hours/over night and then flush with water some more. I repeat until it runs fairly clean.

Does Walmart carry Dexcool?

Prestone DEX-COOL Antifreeze+Coolant; Extended Life -1 Gal- Ready to Use, 50/50 – Walmart.com.

Does Walmart have Dex-cool?

DEX-COOL ELC 50/50 ANTIFREEZE ,1 Gallon – Walmart.com.

Can you top up coolant with different coolant?

If your coolant level is too low (below or near the lower mark), top it up using a 50/50 mixture of water and antifreeze (for normal driving conditions), or pour pre-mixed antifreeze straight into the reservoir. … DO NOT overfill, as this could damage the entire cooling system when the antifreeze gets hot.

What is the difference between blue and green coolant?

Nissan Green Coolant has a shorter service interval than Nissan Blue with changes needed every 4 years or 96,000 km (60,000 miles).

Is it OK to mix red and green coolant?

It’s perfectly backwards compatible if you want to do that. But you really don’t want to mix them, it’s not that good of an idea to mix them. If you want to have the correct coolant added for you, consider YourMechanic. They will be able to come to your home or office to perform this service.

What antifreeze is silicate free?

Prestone® Antifreeze/Coolant is completely safe for use in both foreign and domestic vehicles. For those consumers who would feel more comfortable using a phosphate-free antifreeze, our Prestone® Extended Life 5/150 Antifreeze/Coolant is phosphate, silicate, and borate free.

Are POAT and Hoat coolant the same?

Inorganic Acid Technology (IAT) Coolant was pretty much the original type of coolant and is still used in older vehicles. … Organic Acid Technology (OAT) Coolant uses additives to increase its lifespan significantly — up to around 150,000 miles. Hybrid Organic Acid Technology (HOAT) Coolant is a hybrid of the two.

Do you have to mix Dex-cool with water?

With DEX-COOL®, the maximum ratio of antifreeze to water is 60/40. Although DEX-COOL® type antifreeze can be mixed with standard ethylene glycol antifreeze, DEX-COOL® loses its 5 yr./225,000 life. … All coolants must be diluted with water at the proper ratios and should not be used full-strength.

The Story of Dex-Cool: The Coolant That Put General Motors in Hot Water • Cars Simplified

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