Coolant Leak No White Smoke

You can do a compression check on the individual cylinders to check for cracks, but acuras are notorious for failing head gaskets and warped heads. (Image credit: Ruben de Rijcke, Wikimedia Commons). Any signs of extra white smoke from exhaust? At the rate you're losing it I would suspect leak somewhere around expansion tank or a hose. As soon as the truck is driven, the white smoke should stop and won't re-appear until the next cold start. He said it looked like there was some coolant in the area around the water pump weep hole. The smoke from your exhaust will be white maybe a little difficult to see while driving, would be better if someone could follow you to check for you. Also I have white smoke that comes from the exhaust that goes away after the truck warms up. If the white smoke continues after the exhaust is warm/hot then there is a coolant leak into one, or more, cylinders. The people who rebuilt my engine still can’t find the leak. My problem turned out to be a. Run the engine at idle with a no-load for approximately 5 minutes, allowing the engine coolant to reach normal operating range. 1) White smoke usually means blown head gasket. And the engine no longer uses oil due to being washed out with Dextron III! It no longer smokes at all! It also had a coolant leak when I bought it, and Dan was adding a half gallon of antifreeze every trip from Seattle to Mchord. Lots of white smoke was coming out from the exhaust. This is why the coolant level only drops slightly in the 1. That’s basically an oil contamination. I guess it could be a coolant leak in the turbo itself on this car but not real sure. Driving from Denver up to Vail with no problems, temperature gauge stayed below half way all throughout 2 hour drive. If there was a lot of coolant in the exhaust, then you will continue to smell coolant. Theres a sweet smell comming with the smoke as. (I notice that the coolant leaks mostly when the vehicle is left alone for multiple nights & temperature fluctuations). Also it doesn't have aircon. In this situation, we suggest to not ignore it. 4 Mercrusier 454 MPI with approx 750 hours. I walked away for a couple minutes and when I came back the truck was sputtering and blowing white smoke (steam) out of the exhaust. Get your Tester right now on the internet. No white smoke, oil looks okay, no buildup on oil cap. headgasket leak will cause a LOSSS of compression, tons of white smoke in the back, significant loss of power and an ACTIVE misfire shown on the dash by having the check engine light BLINKING not just ON. It is hard for me to tell if I'm losing coolant out of the overflow tank because that dip stick blows. Excessive White Smoke From Exhaust When the smoke emitted is thick, white and billowing, this usually points to a crack somewhere within the internal combustion engine which is allowing coolant or oil to leak out of the areas they should be contained within. Fluid Color Coding You can tell a leak by its spots!. He said it looked like there was some coolant in the area around the water pump weep hole. it was only intermittent but now seems to be every day once the car has stood still (although coolant level doesn't seem to go down. I wanted to pull the head anyway and start fresh. 9 TDI, recently i start loosing coolant and there is white smoke coming from exhaust , i frequently add water to coolant system. so no oil in the air box, when seal is broken coolant mixed with oil and due to bad valves maybe it went in the head and then burn so that’s why white smoke Keihin jets 185 and 182 I put in. So if what I have read is correct the smoke colour points to coolant leak but with the amount of smoke coming out and the length of time the problem has been going on for, wouldn't I notice a loss of coolant?. Head gaskets can leak a variety of ways. The leak seems to be coming from the rear water bypass joint gasket and\or outer most bolt. Some white smoke is normal on cold start-ups. This can be determined by the lack of a burning smell. I also tested his injectors and all were reading different like 5. Check all under hood fluids, and locate the leak. Its not a big deal. That seems to be the area where i see the dye. But now the car was boosting 5 psi (was pushing 5 psi even before doing the boost leak test). Coolant leak from exhaust manifold possible? This is a discussion on Coolant leak from exhaust manifold possible? within the Drivetrain forums, part of the CJ Forums category; Hey all Need some help with a coolant leak. How much does it cost to fix a coolant leak? Unless you have a good deal of experience with auto repairs, it's a good idea to bring your car into the mechanic to repair an antifreeze leak. Seems like the leak at the intake. Sometimes, white smoke does not emit from the exhaust while starting your car, it comes later when the car is on the run. White smoke from the exhaust pipe on startup, idle or acceleration is telling us that there is coolant or water that is getting vaporized. That may be a heater hose connection, You can do a compression test to see if there is a low cylinder, usually 2 side by side. If the head gasket is going you will see steam coming from a plug hole. It is hard for me to tell if I'm losing coolant out of the overflow tank because that dip stick blows. Fluid leak? First of. You might ask them to test for exhaust gasses in the coolant. Also small oil seepage from corner of gasket on head, only very slight seep and no coolant leaking anywhere. coolant smoke or steam wafting. No white smoke out of exhaust or cloudy oil on dipstick. Has anyone else had this problem? Any ideas?. Leaking and burning transmission fluid and power steering fluid will also create a cloud of smoke similar to an engine oil leak, but with a slightly more chemical aroma. Visually inspect exhaust for excessive white smoke. The process to find a coolant leak is really easy if you know how to do and have the right tools. Filled the expansion tank up to the full line 2 weeks ago checked yesterday empty. Re: 2003 Ram 1500 Losing Antifreeze With No Signs of Leak 12/02/2008 2:00 AM I have seen this problem before several times and have found that dodge has a water galley port between the block and the head that a very thin section of head gasket between the port and the edge of the block. headgasket leak will cause a LOSSS of compression, tons of white smoke in the back, significant loss of power and an ACTIVE misfire shown on the dash by having the check engine light BLINKING not just ON. White smoke is coolant in your combustion chamber (piston). When i arrived home and when i stop at lights and signs etc. 00! My car started blowing lots of white smoke out of the exhaust and I started having. Check fluids - there is more than just oil. There was no burning smell. Losing Antifreeze With No Apparent Leak by Chris Stevenson Whenever a vehicle loses antifreeze, also known as coolant, the usual expectation leads the owner to check for evidence of leaks at all the coolant connections and components. The smoke from your exhaust will be white maybe a little difficult to see while driving, would be better if someone could follow you to check for you. GLOW PLUG + INTAKE AIR HEATER CHECK The Glow Plug System continues to operate for a time after a cold start to reduce white smoke and improve idle quality. I'm having coolant leaking from the center bottom of engine. My 2016 Ecoboost Mustang (45,000 miles) recently started having rough starts in the morning and bellowing white smoke that smells of coolant. Check inside the floor and console area for heater core leaks. Check all fluids and they seemed ok. I pulled off and into a parking lot, and checked under the hood. Then check from under the engine where it may be going. We display a varied catalog at low prices. If I stop and turn off the car, then it starts up fine. I was told to check my open radiator after cranking it up and check for bubbles and sure enough the coolant was "jumping" out of the radiator. If the smoke is coming from your tailpipe, then you're leaking coolant into the engine itself (bummer). i have passat 2005 1. I noticed this morning a wet patch on the drive and when tested the water tasted sweet (coolant). My Cadillac Deville 2002 had a small leak of coolant on the ground today it was orange so Thats how i know it is the coolant my jug doesn't has no more coolant in it but my car is not overheating, so what's going on? Cars. I have a new water pump. If the engine leaks coolant, it will be burned by the heat of the engine and then come out as smoke from the exhaust. The color of the oil on the dipstick also looks normal. Jesus fuck you have bad luck. no wet patches on the ground. Various Vehicles – 2. If excessive white exhaust smoke is present well after the engine warms up, it is necessary to have the car inspected for possible internal coolant leaks. This is generally steam caused by condensation. If the white smoke is exclusively from the exhaust pipe, a leaking cylinder head gasket would be a suspect. any suggestions on what I should do?. So monday i had my radiator replace due to the old one crapping out on me Well tonight I notice white smoke coming out of the exhaust and it smells like burnt coolant. White smoke is coolant in your combustion chamber (piston). And if the coolant accumulates in one or more cylinders while the engine is not running, you'll see a cloud of white smoke coming out of the tailpipe next time you start the engine. Coolant in older vehicles is bright green. 1995- 2004, 3800 Intake Manifold Coolant Leak Cheap Fix! V6 Engine (VIN K - RPO L36) 3800 Series II w/ Plastic Intake Manifold IF your problem is coolant going directly into the engine, by ANY the indicators below. I was also told to do a leak down test. No white smoke out of exhaust or cloudy oil on dipstick. The blue smoke, caused by burning engine oil due to excessive internal engine wear, is harder to diagnose. Before, no oil had ever been burnt that I could see. I was told to check my open radiator after cranking it up and check for bubbles and sure enough the coolant was "jumping" out of the radiator. Antique Collectibles, Rare Antiques, Antique Furniture. Intermittent White Smoke = Head Gasket Leak? I've been fixing things as I go, but I have been using this car as my DD for the last couple of months, and it's never let me down. White smoke issues from the tailpipe and coolant is dripping from the engine. There is nothing to be concerned with unless the car is loosing coolant which you say it is not. The causes of white exhaust smoke can vary; however, it is common to see white exhaust smoke when first starting a car, especially on cooler days. Based on your description, it doesn't seem like you have any of the tell-tale signs, so it would be difficult to say that it's head gasket related. Indicative of cracked head or leaking head gasket. Then again coolant light back on but it's not leaking from anywhere that I can see. Even when I didn't use the car for a week and a half? I took it back to check the coolant flange wasn't still leaking and I just wasn't seeing the drips, but they also confirm no dripping. Sitting at a stoplight I saw some white smoke coming from the LF wheel well. I just had the coolant flange changed as coolant was spewing out from around it, but the coolant level is still dropping quite a bit. White exhaust smoke indicates coolant is burning in the combustion chamber, blue exhaust smoke indicates oil, and black exhaust smoke indicates a rich condition. A coolant leak, even small, can lead to the serious risk of damage to your dear vehicles. I have a 96 mercury Sable no leaks on the ground, no milky substance, but there was a Lil white smoke not much after starting up after sitting for a couple months but cleared up no smoke at all now, but after driving the car for 15, to 20 min. It ran as it normally does. No major white/blue smoke just a little puff on start up, no CEL, and the engine did not shake or run rough. My head gasket is NOT blown, there is NO coolant in my engine oil. The white smoke and the coolant loss is concerning, but don't jump off a bridge just yet. I was on a trip, when I noticed HUGE amounts of white smoke suddenly starting to come out of the tailpipe. so today i replaced it with a new one and a new seal. White smoke is steam. coolant smoke or steam wafting. In some cases if you don't see it anywhere, and it doesn't seem to be out the tailpipe, it may be a slow pressure leak or cracked head. Now, this probably will not show up in oil analysis, it may but so far in my case it has not and I believe I have a similar problem. Pressure testing the head when cold may not show any leaks. HOWEVER, on cold start ups only, my car blows a bit of white smoke that possibly smells faintly sweet?. Keep in mind that the source of the leak might be above where the smoke starts, as it may leak/drip down onto the hot engine block, then burn off. Some say its a headgasket issue but no water in oil and no smoke from tailpipe here either. I have a 91 GMC Sierra 1500 2wd with a 350. Also it doesn't have aircon. Mazda 626 Overheating Troubleshooter-----[] Low coolant [] Coolant mixture incorrect (dependent on climate zone) [] Coolant leak/puncture [] Coolant loss (often mysterious loss is a sign of a blown head gasket as coolant is burned in the combustion chamber and will show up as thick white smoke from the exhaust pipe, can cause overheating). They reported no coolant Leaks. My preferred method of doing that is to taste it, then spit it out of my mouth without swallowing. A coolant leak can be really hard to find. Coolant recovery tank is empty. I didnt smell the smoke, bc it was chilly and i figured it was just cold. The coolant’s temperature rises and it expands as the vehicle runs, and any excess may move into the reservoir tank thus causing a leakage. White Smoke, No Coolant Leak, Losing Oil Help, Advice and DIY Tutorials on Volvo's extremely popular car line -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine. Run the engine at idle with a no-load for approximately 5 minutes, allowing the engine coolant to reach normal operating range. One cause of white smoke from the exhaust might be the engine leaking coolant. The coolant's temperature rises and it expands as the vehicle runs, and any excess may move into the reservoir tank thus causing a leakage. The tell-tale signs of a blown head gasket would be water/coolant getting back into the engine oil and/or white smoke coming from the exhaust pipe. After putting the clutch back together I was able to run the engine, and found that it was indeed the head gasket. So, here are my questions: Does this sound like a head gasket issue or is there another way coolant could be making it into the engine when it is sitting overnight?. As for the angle thing, that could just be where the possible crack/leak is located. This is caused by leaking coolant landing on a hot component in the car and evaporating. It's a pretty good running car and seems well taken car of, however, it burns through oil and coolant like crazy. So then we moved the hoses around (hoses from bov,air intake,intake manifold and the valve cover one) to how they were before and no white smoke came out. Best Answer: If you have white smoke with a coolant loss, that means only one thing, coolant is getting into the cylinder(s) and is being burned in the combustion cycle. If the white smoke continues after the exhaust is warm/hot then there is a coolant leak into one, or more, cylinders. 4L diesel may exhibit one or more of the following concerns: lacks power, leaks oil, fuel or coolant. The causes of white exhaust smoke can vary; however, it is common to see white exhaust smoke when first starting a car, especially on cooler days. This is due to the fact that colder air, which is more dense than warm air, lowers temperatures in engine cylinders at the end of the compression stroke. First, I noticed white smoke upon starting the car every morning. I'm losing coolant at a rate of a full resovour every 3hours, All the usual checks have been carried out, the head gasket is fine, no coolant in the oil or oil in the coolant, nothing in the exhaust vapour, no visible leaks of any kind within the engine bay. The leak seems to be coming from the rear water bypass joint gasket and\or outer most bolt. In this case. The good news is, white smoke alone is not an indicator of this problem. If excessive white exhaust smoke is present well after the engine warms up, it is necessary to have the car inspected for possible internal coolant leaks. Change your plugs because they were due at 100,000. No fluids don't seem to be mixing, no white smoke out the exhaust, and the compression numbers were really good. Coolant System Pressure Test. What do your exhaust fumes look like? White smoke? Black smoke? White smoke could indicate that some of your coolant gets into the combustion area, while black smoke suggests excessively burning oil. Any wetness of the interior carpet or smell of coolant. If you notice that the coolant has dropped, get it checked out, as modern cooling systems shouldn't really need topping-up between services. If you constantly find yourself replenishing the coolant in the reservoir, it is a sure sign of an internal coolant leak, especially if the problem is accompanied by white smoke in the exhaust. No fluids don't seem to be mixing, no white smoke out the exhaust, and the compression numbers were really good. I do not have any symptoms of oil mixing with coolant. I cant find any visible leaks. If it is, get it fixed. White exhaust smoke indicates coolant is burning in the combustion chamber, blue exhaust smoke indicates oil, and black exhaust smoke indicates a rich condition. I filled the level of the engine oil. napa sells a combustion gas tester, not very expensive ( like flightline mentioned). The temp is fine, doesnt overheat. No sign of coolant in the oil as no mayonnaise looking gunk, also no increase in the oil level. 0 liter f250 blowing heavy white smoke. The engine temperature had risen to a bit more than half but I dont think the fan had come on. My car has an automatic transmission. I have a C7 that started to smoke yesterday and looks like it pushed the coolant out of overflow. Before, no oil had ever been burnt that I could see. It's a pretty good running car and seems well taken car of, however, it burns through oil and coolant like crazy. I pulled off my oil filler cap, and in the plastic tube that comes from the valve cover to the oil filler cap there is a bit of cream colored sludge. Various Vehicles – 2. It's a pretty good running car and seems well taken car of, however, it burns through oil and coolant like crazy. But if it is coming out the tailpipe that will be expensive. I was on a trip, when I noticed HUGE amounts of white smoke suddenly starting to come out of the tailpipe. get home let it cool and check the level again. It's not a lot and it only happens every couple of days, but it IS a coolant leak. 2015-2018 Edge, Fusion, Focus, MKZ, MKC, Escape vehicles equipped with a 2. Do you get some white smoke out the tail pipes? Don’t add auto parts stores head gasket fixes. So monday i had my radiator replace due to the old one crapping out on me Well tonight I notice white smoke coming out of the exhaust and it smells like burnt coolant. And if the coolant accumulates in one or more cylinders while the engine is not running, you'll see a cloud of white smoke coming out of the tailpipe next time you start the engine. Is there any white smoke in idle? If you are out of warranty you could put a harmless black light reactive dye in it and then run several days. I just had the coolant flange changed as coolant was spewing out from around it, but the coolant level is still dropping quite a bit. (without hearing it) but its possible a rod or main bearing is screwed from coolant leak or the overheating. Even small amounts of coolant entering the combustion chamber will produce white exhaust smoke. If the white smoke is coming from the tail pipe and has a sweet smell to it, then there can be an internal engine failure such as a head gasket or intake manifold leaking. Coolant does not disappear automatically, there have to be an internal or external leak anywhere, even if it’s a really small one. No major white/blue smoke just a little puff on start up, no CEL, and the engine did not shake or run rough. It's not a lot and it only happens every couple of days, but it IS a coolant leak. Your next step would be a pressure test. Then white smoke from exhaust and under the hood, no smell this time, and a lot less smoke than last time. The temp is fine, doesnt overheat. If the engine leaks coolant, it will be burned by the heat of the engine and then come out as smoke from the exhaust. The more serious cause of white smoke is engine coolant leaking into the cylinders. Occasionally on startup it will blow white smoke for 30 seconds and will then clear up. Don't jump to judge there is a cracked head or failing head gasket. Internal Coolant Leaks. I cleaned up the only coolant I still saw, puddle under intake manifold. Ive already noticed that they didnt remove the spring extenders, after having asked them about 6 times to make. This colder air leads to reduced combustion of. Whenever your cylinder head is cracked or damaged, coolant will begin to leak out of it. So I guess my question is: a) What could be causing excessive white smoke besides coolant, or how could swapping the manifolds cause a coolant leak? b) After all of those fixes, what could still be fouling the plugs?. Near the end it was really loosing power and blowing a lot of white smoke. I also replaced the rad. HELP!! 1998 GMC Sierra keeps losing coolant and running hot. White smoke, as mentioned above, can either be very light just like vapor and secondly, it can be dense as well as heavy smoke. The white smoke is actually steam from the vapourizing coolant in the chambers which is almost always a result of a failed head gasket on these engines. I have thought maybe it comes from the overflow tank, which vents to the atmosphere, but I would not worry too much if not losing coolant. White smoke = water Blue smoke = oil My DP/MP leaks water every now and then too. (glycol) In fact Don’t drive that truck except to get something else to drive until you can this resolved. I have been losing coolant especially when I go over 3000 rpm's. It's strange because no outward signs of coolant leakage can be found. Here's what you can do to keep your engine cool: Check your coolant level using our simple steps. I also have a slow coolant leak. You might ask them to test for exhaust gasses in the coolant. Check all under hood fluids, and locate the leak. The coolant level continued to drop after fixing that and replacing a stuck thermostat. Haven't seen any white smoke or milky coolant yet but anything is possible. White smoke usually means coolant leak into the engine somewhere on an N/A car. overheating with. Out of nowhere, my car started to overheat on the freeway. That would explain random bursts of white smoke because coolant would be getting into your combustion chamber but not necessarily all the time. Before, no oil had ever been burnt that I could see. If there was a lot of coolant in the exhaust, then you will continue to smell coolant. It only lasted a few seconds and seemed to vanish quickly. A poorly maintained antifreeze system, defective components, or a rapid change is the driving style may contribute to this coolant disappearing. This in turn leads to coolant leak and white smoke. Re: White exhaust smoke but not overheating Cold weather and very damp weather make normal exhaust condensate look more dense that usual. However, thick white smoke can be a symptom of something that could require the attention of a mechanic. Get your Tester right now on the internet. This confirms to me the coolant is still leaking from somewhere at the back of the engine? I have had pipes replaced here before. If you are adding that much and no observable physical leak then your head gasket is probably leaking coolant into the cylinders and it is being vaporized during combustion. No fluids flow through the intake manifold on these engines, so I don't see how a leaking IM gasket would cause any of this. If allowed to idle after a cold start, a very slight amount of white smoke can be detected for several minutes. Then again coolant light back on but it's not leaking from anywhere that I can see. Next, if there are no visible coolant leaks in the engine bay, check the level of the coolant reservoir. From head gasket failure to problems with your water pump, diagnose your car leaks in 60 seconds with this handy list of symptoms and solutions. I also replaced the rad. You might ask them to test for exhaust gasses in the coolant. An external leak, probably due to a deteriorating 27 year old gasket. Perform the following to determine if replaced drive hubs and coupling resolved excessive white smoke: ‪ Start and run the engine. Antique Collectibles, Rare Antiques, Antique Furniture. This oneHOWTO article is going to discuss about how to check for a coolant leak. Are you sure the white smoke was coming out of the tailpipe? Could be as simple as a split in a coolant line which is leaking on the exhaust. Both the intake hose and return hose are. Now the low coolant light comes on periodically. but my guess is the headgasket based on 2 key things youve said, the smoke while you were driving and the substantial absence of coolant. Replied by Feliciano on topic Coolant leak after timing belt replacement You're right Eric - it's not the gasket, no white smoke, no white rings on the oil cap, no bubbles in the coolant, etc. Made me think my head gaskets were leaking from the extra load of hard acceleration. Also no sign of coolant when I take off the oil cap. Although no recall listed I did receive a letter from GM today about a possible coolant leak near the water pump area. If the white smoke is coming from the engine compartment, then you are leaking coolant from radiator, hose or gasket. A foamy substance on the underside of the oil cap. 5 Passat tdi 2. Anyone know what this might be? Thanks. Turns out the water pump was bad. My car runs fine and performs fine, there is no white smoke the water is normal and the oil is normal. The antifreeze level still looks good and I don't notice any leaks. If the head gasket is going you will see steam coming from a plug hole. The coolant is then being burned, producing the thick white smoke. This indicates coolant loss via a cracked or warped cylinder head, a cracked engine block, or head gasket failure caused by severe or chronic overheating. Presenting Leak Detector on sale right now online. coolant leaking to oil thus the milk oil. If it's not leaking on the outside, then it's leaking internally. 5045e running poorly, white smoke, possible loss of coolant Operator said temp gauge never got above 3/4ths and it ran well for the first hour or two. Yet I still was getting some coolant in the pan and it would pitch water out the non-pressurized radiator cap big time when the engine reached operating temperature. I have been digging around under the hood and have found possible sources for the leak:. What Your Car Trying To Tell You By White Smoke From Exhaust. Perform the following to determine if replaced drive hubs and coupling resolved excessive white smoke: ‪ Start and run the engine. Car trouble! No overheat but lots of smoke when driven!, I wrote most of the message in the pictures so please read, its very lengthy but I describe it as best as I could! Engine, transmission fluids are okay. Need some help. Indicators of an internal coolant leak include billowing white exhaust smoke accompanied by a sweet odor or a low coolant reservoir level. Cooling leak is either cracked head or head gasket. HOWEVER, on cold start ups only, my car blows a bit of white smoke that possibly smells faintly sweet?. Re: 2003 Ram 1500 Losing Antifreeze With No Signs of Leak 12/02/2008 2:00 AM I have seen this problem before several times and have found that dodge has a water galley port between the block and the head that a very thin section of head gasket between the port and the edge of the block. No visible leaks or puddles but I haven’t dropped the skid plates yet. 7 Vortec and all of a sudden tons of white smoke was coming from the tailpipe, it was the first start after sitting all night and it's been running fine all week. I noticed that my 4. 2002 Venture Overheating and Leaking Coolant: Sign In First off I'd like to thank everyone that helps out here. I knew I had a couple very small drips of coolant. If excessive white exhaust smoke is present well after the engine warms up, it is necessary to have the car inspected for possible internal coolant leaks. Hmmmthe last time I had my car in the shop (probably about 2-3 months ago), they did a pressure test on the cooling system and everything came out fine. It shouldnt be due to the coolant being overfilled, because that shouldnt cause the car to overheat so rapidly. napa sells a combustion gas tester, not very expensive ( like flightline mentioned). I repaired that. Q: My car is idling roughly. the 07 volvo d12 is bad about egr coolers leaking and in some cases pressurizing coolant system, another possibility on the d12 is a air compressor with a bad head gasket will do this as well. Got up this morning and started my 99 Yukon SLT 5. It all is depending on how much you have to fill. That's why you notice the white smoke at start-up. I think I may have messed something up when I unbolted the coolant line to the turbo, and maybe something is cracked internally inside the housing???? Or maybe a seal is worn out ? In other words, what could be wrong with my turbo if it's leaking coolant into the exhaust stream?. Next, if there are no visible coolant leaks in the engine bay, check the level of the coolant reservoir. If white smoke continues to come out of your exhaust while the car is running, there are other issues at fault. I walked away for a couple minutes and when I came back the truck was sputtering and blowing white smoke (steam) out of the exhaust. Wait until the car is cold and pour some 50/50 coolant in the radiator. An external leak, probably due to a deteriorating 27 year old gasket. My Cadillac Deville 2002 had a small leak of coolant on the ground today it was orange so Thats how i know it is the coolant my jug doesn't has no more coolant in it but my car is not overheating, so what's going on? Cars. After getting home i started the engnie back up 1 1/2 later an it was blowing white smoking again. My 2016 Ecoboost Mustang (45,000 miles) recently started having rough starts in the morning and bellowing white smoke that smells of coolant. Damage could be have been done while repairing some other nearby part and all of the sudden damaging reservoir tank. I have minimal coolant loss and white smoke lingers for a while so it's not just a steam. White smoke is steam. I have a 2008ZO6 with no visible coolant leak. Yet I still was getting some coolant in the pan and it would pitch water out the non-pressurized radiator cap big time when the engine reached operating temperature. Would white smoke suggest a head gasket gone? I am loosing coolant and there is no leak anywhere, but there is no oil and no smoke in the rad at the same time. 4L DIESEL ENGINE—LACKS POWER, LEAKS FLUIDTSB 07-8-9 FROM EXHAUST PIPE, ABNORMAL TAILPIPE SEDIMENT, WHITE SMOKE, EXHAUST SMELL, AND MIL ON FORD: 2008 F-Super Duty ISSUE Some F-Super Duty vehicles equipped with the 6. After getting home i started the engnie back up 1 1/2 later an it was blowing white smoking again. The bike did this again a few times under similar circumstances and it was then i noticed the coolant level was low. It also started throwing codes for the fuel pump sending unit, so I also replaced the fuel pump assembly. If you're getting all that white smoke, it shouldn't be too tough to locate it. I filled the level of the engine oil. Best Answer: If you have white smoke with a coolant loss, that means only one thing, coolant is getting into the cylinder(s) and is being burned in the combustion cycle. There is oil in the exhaust which is causing white smoke. Excessive White Smoke From Exhaust When the smoke emitted is thick, white and billowing, this usually points to a crack somewhere within the internal combustion engine which is allowing coolant or oil to leak out of the areas they should be contained within. Also, I am losing coolant. 2001, 105k Just passed it's MOT 3 weeks ago. Sometimes, white smoke does not emit from the exhaust while starting your car, it comes later when the car is on the run.