If you expect temperatures to drop below -34 F, you may need a higher ratio of the antifreeze. It'll circulate through your radiator to the engine and back to maintain the temperature that you want to your vehicle to stay at. Tap water is not recommended for dilution to its mineral content; use deionized or distilled water. A major change in radiator gaskets in the 1950s led to the development of the radiator cap, which allowed pressurized coolant. In most of these cases, motorists will be pretty hesitant to mix two different types of antifreeze. This is produced by organic acid technologies. To help consumers differentiate one brand from another ; To distinguish one brand’s coolant formula from the others ; To make it easier to detect the amount of coolant under the hood ; There’s no universal color guide to coolants, so we're here to help you figure out which coolant color is right for you. Always read the mixing instructions to verify safety procedures and mixing ratios which may vary from brand to brand. Mixing coolants can cause different reactions due to different ingredients in each coolant. Antifreeze can maintain its effectiveness indefinitely if there are no leaks. Yes, get that cooling system flushed immediately or you are in for massive trouble (if it hasn’t already occurred)! Antifreeze reduced corrosion of your engine and supports heat transfer. Waterless coolant doesn’t build vapor pressure in the system. Blue Antifreeze. The radiator caps were later sealed. The question of whether antifreeze should be mixed is controversial. Thanks, Mechanicbase is a blog created for all car and automotive lovers. In general, the answer to that question is no. That said, Prestone claims that this particular antifreeze is compatible with all types, making it an acceptable choice in situations where you're either out in the middle of nowhere, or if you've got a major coolant system repair coming up that will involve a full flush of the system anyways. When the two types of antifreeze are mixed, a thick gelatinous substance is found in the engine. So, if you have green antifreeze in your radiator right now, is it an okay thing to top it up with some orange antifreeze in the hopes that it will last longer? As you can imagine, if the coolant in your vehicle becomes thick, it can't run smoothly from the radiator to the engine in back and keep things cool the way it's meant to be. Some are a darker shade of blue and some are a lighter shade of blue. Zerex always has the best antifreeze ratings, which is why Valvoline acquired it in 1994. Always be sure to check the radiator cap for leaks, as this can reduce the effectiveness of the antifreeze. ... Mixing same color coolant from different brands. Your car takes the coolant Dexcool. In this case phosphates are added to ethylene glycol; some use propylene glycol instead. non-HOAT) may result in engine damage that may not be covered under the new vehicle warranty, and decreased corrosion protection. If someone were to drink antifreeze, or an animal got into it, there is actually a way that you can help them before you get medical attention. Mix your antifreeze at a one-to-one ratio with water. Examples of anti-freeze compounds. And I have topup it with Seiken Hyper long life coolant (pink) since I couldnt find the toyota one. Is your car considered junk. While some brands advertise that they can be mixed with certain types, there is no exact science to mixing coolants without issues, so it’s best not to risk this. In general, the point of Dexcool, if it's working properly, is that it has additional anti-corrosion additives in it that can increase the lifespan of the. When your car is allowed to overheat, the coolant itself will boil and expand as any liquid does. Later, ethylene glycol was developed as the main antifreeze. This could build up pressure within the hoses and cause them to explode and detach from your radiator or your engine. Antifreeze is contained in the engine coolant to prevent the engine from freezing. Theoretically, some of these coolants could be mixed together because they are essentially the same, but, by the same token, some of them should never be mixed together. Refractometers are often quite cheap, and if you want to get one, you can check out this one on Amazon. Looking for ZEBRA SKIMMERS CORP. Coolant Mixer, Economy Mixer, For Container Type Metal or Plastic (34WP38)? You never want your engine to run hot. And there were even lawsuits filed that were settled as far back as 2008 relating to the effects of Dexcool on vehicles. This does not mean that you can’t mix different BRANDS of coolant; it means you can’t mix different KINDS of coolant. Water has been used as a coolant over the years, but it has its flaws. If you're not comfortable doing it, it's also a fairly simple process for a mechanic to do on your behalf, either way, you need to make sure the whole system is clean before you put a new antifreeze in the system to avoid the issues that we've already mentioned. It'll circulate through your radiator to the engine and back to maintain the temperature that you want to your vehicle to stay at. When the engine block freezes, the plugs are pushed out. The correct antifreeze for this vehicle is in fact MOPAR Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT (Organic Additive Technology). Do Jeep Grand Cherokees Have Transmission Problems? It has a kind of bright yellow-green color to it that ... Orange Antifreeze. 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