Should I flush Dexcool?

The downside is that no amount of flushing will truly ever get all the clay out of the pores of the block. Dexcool itself isn’t necessarily evil, but its fragile. If you have a brand new block and use distilled water, you might get lucky, but expect trouble. Dexcool is remarkably good at corrosion protection.

Can you switch from Dexcool to regular antifreeze?

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.

Can you mix water with Dex-Cool antifreeze?

On GM’s own consumer site, the debate regarding its Dexcool antifreeze continues. And in mixing any antifreeze with water for a 50/50 mix, the use of distilled water is highly recommended.

What happens if you don’t use Dexcool?

The coolant stops flowing through the system, clogs up coolant passageways and water jackets, radiators, and heater cores. The water pump overheats and fails due to a lack of lubricant in the coolant. Head gaskets blow, heads warp, and the engine suffers major damage.

What is the difference between a coolant flush and a radiator flush?

A coolant flush is another name for radiator flush, a procedure to clean your vehicle’s cooling system of sediment and rust. The coolant keeps your engine from overheating while running, and from freezing in cold weather when it’s not running.

How often should you do a coolant flush?

If you are wondering about your car’s cooling system maintenance interval, you can refer to your owner’s manual to find out what the manufacturer recommends. In general, most vehicles require coolant service every 30,000 miles or 5 years, whichever comes first.

What happens if you mix antifreeze with Dexcool?

The green and orange coolants do not mix. When mixed together they form a gel-like substance that stops coolant flow, and consequently, the engine overheats.

What was the problem with the Dex coolant?

Samuel in Bellville, Ohio experienced a similar problem with sludge in the cooling system of his car. “I have sludge in my coolant caused by Dex-Cool,’ he wrote. “GM demands that the coolant be used. So far it’s just the gasket that has to be replaced.

What kind of antifreeze do you use with thoro flush?

With Thoro—Flush it’s much easier. Both GM and Chrysler began using Dex—Cool extended life antifreeze in their vehicles beginning in the mid—90‚s. Dex—Cool, when mixed with non—Dex—Cool Antifreezes, will create a chemical reaction turning the cooling system coolant into a thick gel.

How much Dexron MERCON is in a transmission fluid exchange?

As a vehicle ages, contaminants that may cause damage to critical components can enter the transmission. Our Automatic Transmission Fluid Exchange Service provides a thorough transmission fluid exchange designed to clean the system and ensure harmful contaminants are removed. Up to 12 quarts Dexron Mercon III fluid.

Is it safe to replace DEX COOL with antifreeze?

As lawyers continue to collect names for potential class action lawsuits from people claiming Dex-Cool damaged their car or truck, automobile mechanics are advising that if you have Dex-Cool as a coolant in your vehicle, you should not replace it with another form of antifreeze.