You are watching: When did gm stop using dex-cool
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According to this, they began in "95 however I do not understand if they ever before stopped using it. I recognize that O"reilley"s is still offering it.
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They began in the last quarter of 95 and from then on, they have actually been terrorizing GM cooling device parts to today. You deserve to swap over to traditional green stuff, however you need to flush ALL of the Dexcool out of your system. That"s what I"ll be doing once I obtain roughly to doing my heater core.
01" Ext.Cab sold and dont miss out on it79" Malibu LQ4/4L70e
so must i flush all my dex cool out? ive viewed a couple of threads pop up around dex cool. ive never before heard anything about it. however i dont read about antifreeze either...
It"s all around individual choice. My teacher flushed his Camaro out and now it has normal green antifreeze.
01" Ext.Cab offered and dont miss out on it79" Malibu LQ4/4L70e
so must i flush all my dex cool out? ive viewed a couple of threads pop up around dex cool. ive never heard anypoint about it. however i dont read about antifreeze either...
Some civilization have actually horror stories about many brvery own sludge and also others have no problems. I have actually 208,600 on the clock and the worst point that I had was intake gaskets had to be reinserted at around 140,000. My radiator and also everything continues to be clean. I think that the trick is to save the tank a little overfilled. The just method to form the brvery own sludge is to warmth up the Dexcool in the visibility of air. If you store the air out, you don"t have difficulties. Next time that I flush, I"m going to go to Peak Global Lifetime.
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Look what it does to normal hoses. Turns them right into crud. Deathcool demands to... well. Die.I just removed all the hoses and they are shot on the inside. Millions of chocolate bars. Little rectangles. I have actually watched hoses from consistent green use of 25 years and also just a white film on inside and the cracks wbelow on the outside mostly.
Some human being have horror stories about many brown sludge and others have no difficulties. I have 208,600 on the clock and the worst thing that I had was intake gaskets had actually to be reput at about 140,000. My radiator and every little thing continues to be clean. I think that the trick is to store the tank a little overfilled. The only means to develop the brown sludge is to warmth up the Dexcool in the visibility of air. If you save the air out, you don"t have actually difficulties. Next time that I flush, I"m going to go to Peak Global Lifetime.
Actually funny you cite that Yogi, I watched a GM Service How-To on the dex-cool system and it states once the engine is cool, fill the coolant overcirculation tank to the "HOT" line and not the cool line, bereason air would certainly get inside and sludge the device up.
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Actually funny you point out that Yogi, I watched a GM Service How-To on the dex-cool system and also it says once the engine is cool, fill the coolant overflow tank to the "HOT" line and not the cool line, bereason air would gain inside and sludge the system up.
Very interesting!That"s basically what I do. The "Hot" line is my minimum and I commonly keep it a tiny above that as soon as cold.
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I constantly overfill my coolant overcirculation tank anymeans, so that will not be a trouble. But I"m flushing my system out following year and putting the pre-blended 50/50 stuff in it.
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My household and also my cars are my life.:racing: "03 Chevy S-10 ZQ8- The cruiser and toy #2"10 Mazda Speed3- Toy #1"14.5 Toyota Camry SE- The Daily Driver
Dexcool actually reacts over time with several metals consisting of aluminum. It additionally has a nasty tendance to corrode sealants & gaskets forming said brown sludge & clogging... resulting in failures. In fact tright here is a course activity lawsuit against GM claiming negligence, started by Grand also Am owners (as it appears many prolific in the 3.4L V6).Unfortunately S series 4.3"s are classified under Group C. See this thread.http://www.suebasic.com/class_action_information.php?case_id=215In regards to Dexcool versus Ethyl Glycol (Eco-friendly stuff). The viscosity and also thickness are nearly similar (your float tester for ethyl glycol works for dexcool). The principle behind Dexcool wregarding add more inhibitors to prevent corrosion to assorted parts... the result is they instead corroded the gaskets. Or it seems that way atleast.To switch over to Ethyl glycol is actually not facility, you simply need to be thorough. Drain the whole device, thoroughly flush it through tap water while the engine is running (splice in a hose connector on the heater hose). Clean out the overcirculation tank. Flush the tap water through deionized water. Then drain that, & include in your ethyl glycol. You have to be excellent to go.I changed my S10 to ethyl glycol (green stuff)
around 68k kms, it currently has actually over 200k, and I simply flushed it aacquire about a month ago. No warmth problems, and no leaks yet. Hope that helps.