Does Dex-Cool antifreeze go bad?

Does Dex-Cool antifreeze go bad?

A sealed bottle of antifreeze has an indefinite shelf life. Once opened, it will keep for years if stored in the original container. Antifreeze — coolant that has not been mixed with water — tends to last even longer than pre-mixed engine coolant, though both last for years.

What is the shelf life of Dexcool?

Chevron DEX-COOL Extended Life Antifreeze/Coolant is silicate-free and therefore can be stored for at least 8 years without a problem, provided the integrity of the container is maintained.

Does coolant ever go bad?

Yes, engine coolant does go bad. Older fluid may cause acid buildup, may become contaminated by rust or scaling, and may have reduced resistance to boiling and freezing. Deteriorated coolant/antifreeze may cause your engine to run hotter than normal or keep the engine from starting in colder temperatures.

Can you use regular antifreeze instead of DEX COOL?

Similarly, can you use regular antifreeze instead of Dex cool? Technically, you can mix coolant types, but before you go ahead and do it, let’s cover some things. Firstly, Dex-Cool and traditional anti-freeze don’t mix well. Currently, many coolant producers make solutions that aren’t Dex-Cool but are safe to mix with Dex-Cool.

How long does distilled antifreeze coolant last?

Coolant made up of antifreeze and distilled (de-ionised) water, 50-50 solution, should last for around 5 years. Because of the nonsense surrounding ‘coolants’ always adhere to the instructions on the supply container. If you live in an area of the world subjected to very low temperatures you could look…

How long does it take to change coolant on DEX COOL?

In fact, most owner’s manuals put the change interval at 5 years or 100,000 miles or even longer for Dex-Cool. Can you mix other coolants with Dex-Cool? Technically, you can mix coolant types, but before you go ahead and do it, let’s cover some things.

Can you use long life coolant without Dexcool?

But it won’t hurt to use a universal long life coolant either, just drain the radiator and block, then refill, no flush. A little residual dexcool won’t hurt anything near as much as contaminants from flushing would. I kept the Dex too but had the shop change it for me.

How long does GM DEX COOL antifreeze last?

On its website, GM claims Dex-Cool will last 5 years or 150,000 miles but a steady stream of consumers insist the product is defective and has damaged their vehicles. GM is quick to clarify its confidence in the antifreeze by stating that the GM owner’s manual recommended 150,000-mile service interval is…

Is it OK to mix DEX COOL with anti freeze?

Technically, you can mix coolant types, but before you go ahead and do it, let’s cover some things. Firstly, Dex-Cool and traditional anti-freeze don’t mix well. Though they can work together in a pinch, after extended use, they can react and create a gel, which can be very damaging to multiple components of your cooling system.

How long will a jug of coolant and antifreeze last?

When you notice that the coolant level in your radiator is low, you may wonder if it’s okay to use that jug of partially used coolant/ antifreeze sitting on your garage shelf. So just how long will that jug of antifreeze last before it goes bad? As it turns out, coolant/antifreeze will last a very, very long time.

But it won’t hurt to use a universal long life coolant either, just drain the radiator and block, then refill, no flush. A little residual dexcool won’t hurt anything near as much as contaminants from flushing would. I kept the Dex too but had the shop change it for me.