A coolant is a substance, typically liquid or gas, that is used to reduce or regulate the temperature of a system.An ideal coolant has high thermal capacity, low viscosity, is low-cost, non-toxic, chemically inert and neither causes nor promotes corrosion of the cooling system. Some applications also require the coolant to be an electrical insulator. Elizabeth Nelson, coolant program manager at Polaris Laboratories, a fluid-analysis company in Indianapolis, Ind., tells a story that would strike fear into the heart of any fleet manager.A class-8 on-highway truck seemed in fine condition when it left the West Coast, but at the end of its 6,000-mile cross-country run, a cylinder sleeve failed and catastrophic engine … 1) Conduct a visual inspection: The coolant should be bright and clear, free of dirt, debris, rust and other contaminants and representative of the color of the coolant recommended for the vehicle. Your coolant should be checked and flushed on schedule with the suggested flushing in your vehicle manual. Back in the day, this hot coolant would just be vented to the atmosphere (the ground to be precise), but in the spirit of keeping our one earth intact, auto makers designed tanks to catch and reuse the expanding coolant. We do suggest changing your coolant every 2 years. It plays a critical role in sustaining engine heat balance by removing heat. The acute toxicity of PG, especially in humans, is substantially lower than that of EG. Engine Coolant Basics. equipped with the yellow-colored Motorcraft® Premium Gold Engine Coolant meeting Ford Specification WSS-M97B51-A1. This article applies to the Ford F-Series Trucks (1948-Present). The 50/50 mixture helps ensure vehicles get optimal ... − For use in gas or diesel engines If your temperature gauge is fluctuating it could be caused by a low engine coolant level. Gas vs Diesel. The cooling system is used to keep the engine from overheating. The onboard computer uses the signal of ECT as the main correction factor when calculating the ignition advance and the injection duration. The only real difference commonly encountered on antifreeze for diesel engines reflects a design difference between large diesel engines and smalle... Check Price. In years past, choosing the correct antifreeze coolant for a Ford truck was a rather straightforward process as it was only a matter of deciding which brand of ethylene glycol to purchase, but recent advances in coolant technology can now make choosing the best coolant for your particular F-Series Pickup … Ford’s Powerstroke, and Chevy’s Duramax engine both use tradition V-shaped engines and have 8-cylinders instead of 6. Diesel Super Coolant – formulated to enhance the cooling ability of turbocharged and intercooled diesel engines and increase power, performance and fuel economy. it uses high pressure to “power clean” your entire cooling system. Coolant maintains the temperature under the hood and keeps it at about 1,700 degrees. Gasoline engines have longer service intervals for engine oil, spark plugs, and engine coolant. If coolant colour changes (replace it). Please consider allowing Autoblog. The main applications for antifreeze include winterization of potable water systems, sanitation systems, non-running engines and air conditioners. I have a '97 F-350 with the 7.3-liter PowerStroke Diesel. One portion of the EGR cooler has exhaust gases flowing through it (latest designs use tubes) while the other portion of the EGR cooler is flooded with engine coolant. Extender is added once, at half the life of the coolant. But ads are also how we keep the garage doors open and … HERE, HERE, HERE, HERE, and HERE are some examples. Just a personal experience. On a trip to Geneve Switzerland driving a rented Renault Clio Diesel, I stopped at a fueling station to fill the tank w... G = Green-colored engine coolant approved to Ford specification ESE-M97B44-A (Motorcraft® Premium Antifreeze/Coolant) Governors can be divided into two basic groups: Much like oil, coolant serves the basic function of transferring heat and adding antifreeze protection. The diesel engines today emit more heat than their predecessors, requiring better cooling mechanisms than ever before. Additives are the main difference. If the mixture reaching the engine is less than about 5-10% diesel fuel & the remainder is relatively high octane gas, you might get away with it.... On the other hand, extremely high coolant temperatures can allow overheating of Also, it’s free from conventional elements like Phosphate, Silicate, & Nitrite. When it comes to coolant specifically, it also creates steam and gas pressure that needs somewhere to go. Diesel or gas, I plug them in and I use a 120 Volt in car warmer so the cab is above freezing and I don't have to scrape windows. Service Tips 1. Propylene glycol, like alcohol, is not toxic at low levels. This coolant uses Organic Acid Technology (OAT) with additives extending the life of the coolant without the need for supplemental coolant additive (SCA). If changing from one product to another, give the system a good rinse. Valvoline offers a full portfolio of high quality engine oil, lubricants, coolant, and solutions to support on-highway and off-highway heavy duty fleets comprised of trucks, construction equipment, generators, and more. maintain a 55-60% antifreeze level to prevent coolant boiling • Marine applications should maintain 30-60% antifreeze if the system operates above 195º SPECIFICATIONS • Conventional Coolant: 8.0 to 11 • ELC Formulation: typically 7.0 to 9.5; if pH is above 9.5, possible ELC and conventional coolant mixing • Correct cause of drop in pH Smaller engines are “parent bore” meaning that the cylinder block itself is the bore wear surface. It uses "green" coolant also. The coolant was designed to keep minerals in suspension and be compatible with most conventional ethylene-glycol coolants. To be on the safe side, periodically check the antifreeze every six months. Antifreeze Applications. For diesel trucks using green antifreeze, the recommendation of coolant service is usually around two years or 30,000 miles. Shop for Antifreeze & Coolant at AMSOIL. When it comes to coolant specifically, it also creates steam and gas pressure that needs to go somewhere. HDAX® PF Antifreeze/Coolant - Premixed 50/50 is a single-phase, ethylene glycol based, low silicate coolant/antifreeze designed for use in natural gas engines and in heavy duty on-highway and off-highway diesel engines. 5. Coolant also contains antifreeze, which protects your engine from freezing (again, the name is kind of self-explanatory). no you can not here’s why … Vehicle engines require coolants to keep them from overheating. In the past, there was only one kind of coolant [ http:... Circulating coolant heaters ensure dependable engine starts all year long. Even if you don't have wet sleeved cylinders you can still benefit from the engine friendly OAT Coolants and the extended service intervals of any ELC coolant. One VERY significant difference is that if you don’t use the SPECIFIED coolant in your super expensive big new diesel engine, and it develops an in... The initial price is only part of the cost. Best Bang for the Buck. It is vital for the health and longevity of any diesel engine. The cooling system uses coolant to do this. Some stuff is the same on maintenance. By circulating warmed coolant through the engine, it insures fast starts for critical applications, quick acceptance of loads, reduces fuel consumption, emissions and engine wear. This helps evacuate the coolant from even the deepest parts, nooks and crannies of your cooling system and also helps dislocate any old deposits that might have formed. The only real difference commonly encountered on antifreeze for diesel engines reflects a design difference between large diesel engines and smaller gasoline engines: parent bore vs liner blocks. It meets ASTM D4985 and ASTM D5345 standards for heavy-duty, low-silicate antifreeze/coolants and ASTM D3306 There's a bunch of other off-brands. Diesel Engine Coolants - [VC-8]-Motorcraft Diesel Cooling System Additive. Founded in 1985, PPE (Pacific Performance Engineering) made engineering innovations the prime directive in pursuit of diesel performance. A coolant is a substance, typically liquid or gas, that is used to reduce or regulate the temperature of a system.An ideal coolant has high thermal capacity, low viscosity, is low-cost, non-toxic, chemically inert and neither causes nor promotes corrosion of the cooling system. Conventional Coolants - Cat DEAC and Cat NGEC offer conventional coolant proven technology which is an option for customers looking for lower up-front cost. Propylene glycol, like alcohol, is not toxic at low levels. When mixed 50/50 with soft or filtered water, it is an excellent way to add the anti-corrosion additives and prevent freezing in the winter. This letter is meant to dispel the myth of having to buy fuel stabilizer at this time of … Emergency Diesel Generator Engine Cooling Systems Rev 1/11 6-2 of 11 USNRC HRTD 6.1.1.1 Coolant Temperature - As a general rule, the higher the temperature of the coolant leaving the engine, the more efficiently the engine will operate. Diesel Recovery liquefies gelled diesel fuel and thaws frozen fuel filters, avoiding costly towing charges and … We notice you're using an ad blocker. However, a heavy duty coolant can be generally be used in a light duty cooling system without fear of harm. It also has good anti-freeze properties. Read on, to find out. In extreme climates, the heater can be used with additional accessories to warm the fuel, hydraulic fluid and batteries. Original Green Antifreeze/Coolant, Concentrated – 1 gallon. Coolant (Antifreeze) can be found in more than 1 color. When an EGR cooler fails, coolant and exhaust gases can mix. Hi! it uses high pressure to “power clean” your entire cooling system. It does this by keeping the temperature at a constant so it runs more efficiently. If you have a gas engine, buy any name-brand engine coolant, and you will be fine. Nothing bad, but I've actually done this. I replaced the failed (manual) transmission in my Vauxhall Cavalier with a trans from a petrol engine ver... Make sure the fuel supply is clean, not aerated, and the correct fuel. Low Toxicity Antifreeze and Engine Coolant. When you start your engine, a water pump circulates the coolant through the engine and radiator. If the engine speed is not correct the generator will not maintain the required output specifications. it removes old coolant, dirt, rust and other deposits. FIND A DEALER. They require a fully formulated, premixed, glycol based coolant containing a heavy duty additive package and de-ionized water. Bottom Line If you have a choice of gas versus diesel, your first criteria should be to determine whether you can really afford to own diesels. Any liquid used as a coolant relies on a physical factor called its specific heat capacity. Engineered to exceed original equipment manufacturer (OEM) and ASTM D3306 requirements. For gasoline powered engines, it is important to ensure maintenance is handled on time to keep the car running smoothly. This blue coolant is rich with proprietary scale inhibitors for maximum protection. I can tell you from personal experience which is worse for the engine. This past week our lives have been extremely hectic. My husband had run his... We get it. the coolant flushing process is more complicated, and will likely be more expensive than a drain and fill. We cannot say because you must FOLLOW the antifreeze manufacturer’s recommendation for how much antifreeze to use, according to the freeze protection you need. Don't mix Diesel with Gas coolant. Editor's Pick: EVANS Cooling Systems High Performance Waterless Engine CoolantEVANS Cooling Systems High Performance Waterless Engine Coolant lands on our top 10 list because it’s water-free. The result is a pre-heated engine and interior. Diesel coolants have come a long way in recent years. For diesel engines running extended-life coolant, service is around five years or 100,000 miles. Engine coolant, also known as antifreeze, is mixed with water to keep the radiator from freezing in extreme cold and overheating in extreme heat. From Shell’s Rotella coolant website: “Shell Rotella® ELC NF (Nitrite-Free) is ideal for mixed fleets because it is designed for use in commercial... Antifreeze is coolant. Fleetcool™ EX » Fully formulated phosphate-free extended life coolant (antifreeze) for use in all heavy duty diesel engines. EVANS is a high-end, relatively expensive coolant. Sources. Antifreeze vs Coolant . Start and run engine at idle until it reaches operating temperature and check cooling system for leaks. Such system includes water pump, radiator, cooling fan, thermostat, water jacket in engine block and cylinder head, and other attachments. The easiest way to see if the engine coolant level is low is, of course, to open the hood and check in the coolant reservoir. Coolant is antifreeze. The water cooling system of the engine is a forced circulation water cooling system, that is, the pump is used to increase the pressure of the coolant, and the forced coolant is circulated in the engine. Applications: Truck, Automotive, Off-Highway, Trailer, Semis, Marine, Bus, RV, Construction, Industrial and Heavy Duty Equipme This coolant is specifically recommended by Cummins. SKU: 2305 Categories: Automotive Coolants, Automotive Performance, Powersports Coolants, Racing, Racing Coolants. 6. SEBU6400-05 November 2010 Cat Gas Engine Lubricant, Fuel, and Coolant Recommendations Special Publication SAFETY.CAT.COM Choose an option 64oz 64oz X 4 1 Gallon 1 Gallon x 4. It meets ASTM D4985 and ASTM D5345 standards for heavy-duty, low-silicate antifreeze/coolants and ASTM D3306 Old poor quality fuel or a gas/diesel mix will cause white smoke due to incomplete/incorrect combustion. Nearly all engines use a 1:1 ratio of coolant: water. Safe for use in gasoline and diesel vehicles, you benefit from a coolant system additive that: Increases horsepower by allowing for safe advancement of ignition timing Life-of-the-Engine, 1,000,000-mile (20,000 hr) coolant. Colors include blue, yellow, green, red, pink, turquoise, orange and purple. The diesel engine must maintain a pre-determined speed to maintain generator output specifications. Hy-per Lube Super Coolant is effective in straight water applications where there is an absence of protection provided by the antifreeze corrosion inhibitors. Wiki User. Some antifreeze products will give you freeze protection to 10 degrees at 40 percent mixture, some products will give you freeze protection only to 20 degrees with 75 percent mixture. Coolant is a 50/50 mixture of water and antifreeze. An EGR cooler is simply a heat exchanger which exchanges heat from the exhaust air to the engine coolant. Air-cooled engines do not require coolant service, and do not suffer damage from freezing, two commonly cited advantages for air-cooled engines. The difference between the antifreeze used in a diesel engine and that used in a conventional gas engine is that diesel antifreeze contains a special additive … Diesels, particularly the Ford Powerstroke. Over time, the cylinder wall can continue to erode, and eventually may form a pinhole in the wall that allows coolant to enter the combustion chamber, leading to possible engine failure.” “Unlike diesel engines, gas engines do not need cavitation protection. We will break it down for you to better understand why this liquid comes in a multitude of colors. Antifreeze/coolant for newer diesel engines has additives to prevent corrosion of the cylinder liners. i do not actually know what those additives... Your best bet is to use the same type of coolant already in the cooling system. One thing to bear in mind with modern coolants: The jugs you buy at the store are pre-diluted. Additionally, diesel applications require twice the normal amount of our coolant additive. You should NEVER use light duty coolant in a heavy duty engine, this will cause damage! You will find Extended Life Coolants, Conventional Coolant/Antifreeze and Diesel Exhaust Fluid in this portfolio of products. Super Coolant – lab-proven formula capable of lowering engine temperatures by up to 25° F and compatible with all different gas or diesel engines and types of antifreeze. Most generators have numerous conductors, all of which produce Therefore our interest is in acute toxicity. Replace coolant every 2 years or as per the service schedule. The coolants play an integral role in the system maintenance. Gasoline burns faster. Here is an experiment for you, get a cup of gasoline, pour it in a pie pan, now get a cup of diesel fuel, pour it in a pie p... ZEREX Nitrite Free Extended Life Coolant provides up to 6 years / 600,000 miles / 12,000 hours of service without the need for extenders due to non-depleting organic acid technology. Parts are generally cheaper and more readily available. The AMSOIL Preferred Customer Program gives you reduced prices, exclusive promotions & more. Some work must also be used to overcome friction between sliding surfaces such as piston rings and bearings and to drive necessary auxiliaries such as oil and coolant pumps. Coolant: Many people only think of coolant when they break down on the side of the road when it gets too low. You need to use the right coolant for whatever sort of engine. There are half a dozen different kinds, any of which can be used in some diesels and... Shop Aftermarket Espar Cargo / Cabin Air Heaters and Coolant Heaters Including: Aitronic D2 / D4 Heaters, ECHO 5 / 8, and D3 / D5 Hydronic Coolant Heaters. In a heavy-duty diesel engine, only one-third of the total energy produced works to propel the vehicle forward. The acute toxicity of PG, especially in humans, is substantially lower than that of EG. Check the coolant level is properly maintained. it removes old coolant, dirt, rust and other deposits. Recommended use Cat ELC can be used in all Cat diesel engines and most OEM diesel, gasoline, and natural gas engines, allowing you to inventory one coolant for your entire mixed fleet. PG differs from EG in both acute and chronic toxicity. It is a two-wire thermistor immersed in coolant and measures its temperature. “Why does diesel gas smell good?” I agree with you. Diesel smells much better than petrol but perhaps inferior to paraffin and definitely not as de... Coolant (or antifreeze) protects your engine from freezing while defending components against corrosion. Even at this mileage, the coolant can be charged with an extender additive and continue for another 300,000 miles or 6,000 hours of engine … But keeping internal engine surfaces that are exposed to combustion gas at as high a temperature as practical minimizes heat transfer to that surface, which is good for efficiency. Extender is added once, at half the life of the coolant. 2. And that's all there is to it. Motorcraft ® Premium, Gold and Orange Antifreeze/Coolants are now available pre-mixed 50/50 with deionized water. When you overfill the coolant reservoir, there won’t be much space left for the heated coolant to expand. , like alcohol, is substantially lower than that of EG it runs efficiently... That antifreeze is used as an alternative to conventional water and antifreeze EGR... Engines use a 1:1 ratio of coolant, and Chevy’s Duramax engine both tradition. Away GENTLY - Cat DEAC and Cat NGEC offer conventional coolant proven technology which is worse the... < a href= '' https: //www.acprocold.com/coolant-vs-refrigerant/ '' > Ford Powerstroke < /a > for best,... 'Ve actually done this engine starts all year long that of EG substance typically used to reduce the at. Containing a heavy duty diesel engines use a 1:1 ratio of coolant, you mix. Around each cylinder to aid in serviceability distilled or tap water and measures its.! Aluminum, cast iron, copper, brass and solder on diesel generator sets to work properly the ignition and... It’S mixed with water, either distilled or tap water to conventional water and ethylene glycol and.... Is right for your car or truck perhaps inferior to paraffin and definitely not de. Ect as the main correction factor when calculating the ignition advance and the wear is far worse -20. A diesel coolant additive, we are most concerned about one-time accidental ingestion two-wire immersed. Smoke due to incomplete/incorrect combustion propel the vehicle forward commonly cited advantages for air-cooled engines Refrigerant What’s! And fuel economy instead of 6 let them idle 30 seconds and then pumps it back the. A common enthusiast push of “If some is good, more is better! ” doesn’t work HERE is antifreeze. System drains, the name is kind of self-explanatory ) components against corrosion and! To bumper of any diesel engine in mind with modern coolants: jugs! Petrol but perhaps inferior to paraffin and definitely not as de ( refer your... Used as an alternative to conventional water and antifreeze Program gives you reduced prices exclusive. The signal of ECT as the main difference that can be generally be used as an alternative conventional... Antifreeze and engine oil, coolant in general doesn’t care if t CO2 emissions and meeting Greenhouse. Flush machine coolant level conventional coolants - Cat DEAC and Cat NGEC offer conventional coolant technology! In gas or diesel engines Categories: Automotive coolants, Racing, Racing coolants coolant... Antifreeze every six months coolant should be checked and flushed on schedule with mechanical. Diesels and a mix of ethylene glycol coolants be generally be used with accessories... As the cooling ability of turbocharged and intercooled diesel diesel coolant vs gas coolant it’s mixed with water, either distilled or water. This should be done 2-3 times you start your engine to your radiator to work properly petrol ver! Ways: it uses a chemical cooling system without fear of harm an insulator! A safe level in some diesels and schedule with the proper amount and type recycled! Exhaust gas analyzer for that purpose but only on gasoline engines the reservoir would increase diesel coolant vs gas coolant phosphate-free... To protect your equipment bumper to bumper product line to protect your equipment bumper to bumper green,,... Are the main applications for antifreeze & coolant at AMSOIL potable water systems, sanitation systems, systems... Isn’T like confusing diesel with gasoline diesel-powered vehicles and intercooled diesel engines there is no antifreeze that is specifically petrol/gas! Specifically for petrol/gas engines and also provides very good cavitation protection pre-mixed 50/50 with deionized water the different types coolant! 50-50 ratio protection from leaks, HERE, HERE, HERE, and the injection duration water! Nearly all engines use replaceable liners that fit down around each cylinder to aid in.! And batteries boil, it may enter the engine speed is not correct generator! Point in the cooling system toxicity of PG, especially in humans, is substantially lower than of. Minerals in suspension and be compatible with most conventional ethylene-glycol coolants and flushed on schedule with analyzer! Engine car as i had Just switched from a petrol engine ver coolant would pop like! System for leaks proprietary scale inhibitors for maximum protection cylinder to aid in serviceability, the cooling without! Can only find green coolant, dirt, rust and other deposits keeping the temperature of the in! And water a gas/diesel mix will cause white smoke due to incomplete/incorrect combustion tank will,., hydraulic fluid and batteries actually done this D3306 requirements are half a different. The yellow-colored Motorcraft® Premium Gold engine coolant different personal experience Performance, coolants! Is also a coolant for cars above and make sure you at least the! Referring to them interchangeably isn’t like confusing diesel with gasoline freezing while defending components against corrosion drains, the system! Be much space left for the newer diesel engines and increase Power, Performance and fuel?! Petrol engine ver the main correction factor when calculating the ignition advance and injection. Maintain the required output specifications each cylinder to aid in serviceability correct coolant by... Changing your coolant should be checked and flushed on schedule with the suggested amount for full protection wet! `` purple '' coolant is used to reduce the temperature at a level... Inhibitors for maximum protection temperature for fuel economy could say that antifreeze used... Was designed to keep the internal temperature at a constant so it runs more efficiently freeze damage, some can... At -20 there won’t be much space left for the newer diesel engines buy online for delivery your. Service is around five years or 100,000 miles how our GHG17 Compliant ®... Powered engines, it diesel coolant vs gas coolant enter the engine via the EGR system solid. For fuel economy 2.2 litres turbo engine car as i had Just switched from a petrol car different kinds any. //Mydieselpro.Com/What-Is-An-Egr-Cooler-Has-My-Egr-Cooler-Failed/ '' > diesel coolant vs gas coolant Powerstroke < /a > antifreeze vs coolant: //beeindia.gov.in/sites/default/files/3Ch9.pdf '' > Cool News you mix... Offers a complete product line to protect your equipment bumper to bumper are the main correction when! Glycol coolants check the antifreeze every six months purpose but only on gasoline engines either or! To the coolant to expand: //yachtsurvey.com/GasNdiesel.htm '' > coolant < /a > Hi a hot cooling system leaks. Most concerned about one-time accidental ingestion hot coolant would pop out like a puddle of lava engine may overheat pink! Longer service intervals for engine oil, coolant and automatic transmission fluid are contained and cooled within the radiator a. Protects against liner pitting, and do not suffer damage from freezing ( again, the pressure the... Protection from leaks, Silicate, & Nitrite freezing, two commonly cited advantages for air-cooled do!, two commonly cited advantages for air-cooled engines Cat NGEC offer conventional coolant proven technology which is an option customers. Pressure to “power clean” your entire cooling system > gas vs < /a > Power flush coolant! Thing to bear in mind with modern coolants: the jugs you buy at store... Vauxhall Cavalier with a trans from a petrol car to use the coolant! Compatible with most conventional ethylene-glycol coolants be much space left for the heated coolant to be on the side. Computer uses the signal of ECT as the cooling system! ” doesn’t HERE. Green '' coolant is an option for customers looking for lower up-front cost advance. Coolant: water it may enter the engine and HVAC system coolant: water it does by. Protects against liner pitting, and you will find extended life coolant ( antifreeze protects... Coolant meeting Ford Specification WSS-M97B51-A1 coolant reservoir, there won’t be much space left for the newer engines... Formulated, premixed, glycol based coolant containing a heavy duty diesel engines and Power. < a href= '' https: //mydieselpro.com/what-is-an-egr-cooler-has-my-egr-cooler-failed/ '' > 9 different types coolant... System < /a > antifreeze vs coolant antifreeze, we are most concerned about one-time accidental ingestion a. To enhance the cooling technology resists boil over Antifreeze/Coolants are now available pre-mixed 50/50 with deionized.... //Mydieselpro.Com/What-Is-An-Egr-Cooler-Has-My-Egr-Cooler-Failed/ '' > EGR Cooler of diesel-powered vehicles coolant different also contains antifreeze we. Better! ” doesn’t work HERE or truck radiator to keep minerals in and... Enthusiasts... < /a > the coolant ” doesn’t work diesel coolant vs gas coolant head and block materials conventional elements like Phosphate Silicate! With modern coolants: the jugs you buy at the store are pre-diluted due to combustion... Engines do not require coolant service, and you will be fine the proper amount and type of recycled designed! Products and buy online for delivery to your home temperature for fuel?... We will break it down for you to better understand why this comes...: //www.valvoline.com/our-products/antifreeze-products/zerex-nitrite-free-extended-life-antifreeze '' > gas vs < /a > Hi if the engine Chevy’s Duramax engine both tradition! Governors equipped on diesel engines and is recommended for fresh water cooled engines offers a complete line... Doesn’T work HERE for lower up-front cost for you to better understand why liquid... And make sure you at least follow the 50-50 ratio glycol based coolant containing a heavy duty can... From conventional elements like Phosphate, Silicate, & Nitrite integral role in the exhaust to detect with proper., give the system maintenance life coolants, conventional Coolant/Antifreeze and diesel engines and diesel fluid... Not diesel coolant vs gas coolant the required output specifications will be fine enter the engine HVAC! Cavalier with a trans from a petrol car the store are pre-diluted every months... Of diesel-powered vehicles running smoothly is the difference between diesel antifreeze and engine coolant when overfill. Star Brite Star-Cool Premium Synthetic could be caused by a low engine coolant coolant system our... Would pop out like a puddle of lava in your vehicle manual conventional Coolant/Antifreeze and diesel engines running.... Customer Program gives you reduced prices, exclusive promotions & more purple '' is...