Any number of causes can reduce the coolant levels in your car. But again, it's your money, get whatever you want to make it happen. When your car begins to leak coolant the first indicator is the engine will start run hot and possibly overheat. usually you would be able to see this. A leaking or blown head gasket will cause water to leak into the areas of the block where it was not designed to go. 2006 Jetta Tdi - loosing coolant - can't find leak My girlfriend was driving home from being out of town and within 30 min. com, says cars that sit on a lot for too long can develop a variety of problems a consumer should look out. What happens if I drive without antifreeze in my car (no water / no antifreeze)? This is my main question. 0 has been leaking coolant pretty quickly so I took it to get the system pressure tested. Sometimes, it leaks as I drive, other times, it'll be parked and leak out when idle. 0 liter engine, coolant leaks are most likely to occur where the hoses connect to the engine. Once the coolant has left the system it can no longer cool the engine and it overheats. It's unwise to drive your car after it overheats. If your car is losing coolant and there are no apparent external leaks YOU HAVE A SERIOUS PROBLEM. Coolant is evaporating out somewhere. A cracked head gasket might lead to a leak, which will be tested by pressurizing your cooling system and watching for pressure loss. If there are no visible leaks and the car is running normal the cap may be weak. We did a combustion gas test in the coolant bottle and it turned yellow right away. I've have the car for several months now, I keep noticing that every 500 miles or so Im having to add water/ coolant. my guess is its leaking internally and after talking with a mechanic on the phone he seemed to think that it may be a blown. If the heater core becomes clogged with rust or sludge, you will no longer have heat. Lately i've noticed that the water in the coolant talk goes down in about a week and a half. In the Can you use only Water without any Coolant in the Radiator?. A little background: This car has never leaked coolant, I flushed it a year ago and replaced with G12 (or G12 plus, but the correct stuff in any case) and have never added, but check frequently (usually check all fluids at every fill-up). To check for a faulty head gasket, pull the oil dipstick. The car seems to run fine. Q: My car is using lot of water and i don't know why cause is not leaking but i have to put water everyday. Whichever direction you go in, you will need a good supply of plasters and kitchen roll for mopping up the blood, and a lot of patience. It helps stop smoking and conditions seals. What if it is cold outside though or your gauges don’t say the car is overheating. Suddenly it has started to drop coolant after driving around town. It was running fine, but when I did a last minute look before taking off, I noticed a puddle of water underneath. If none, it's clogged at the supply end (WP side). He said, problem is not because of radiator stop leak product. my son has a 2004 cavalier that is blowing white smoke in the morning and fades away as the car warms up. For the first 100,000 miles, it is necessary to check the coolant level simply to be sure you're not leaking or burning coolant. 3 but no visible leak until after pressure test it showed at upper hose - Duration: 13:14. My car is using lots of coolant but has no leaks, no water in the oil, any ideas? It only comes out when you drive, does not leak to a puddle. External leaks are very easy to find. I top up the coolant, put cap on, start car, try to remove the cap again, and there is water pressure against the cap when uncapping the rad and coolant would spray all over. Clearly, the only other place for it to go in the combustion chamber, but my car hasn't had any of the typical symptoms of a bad head gasket and seems to be running ok. All 6 spark plugs looked the same, no bubbling of the coolant with the cap off with the engine running and thermostat open, not a drip of coolant after the car was running. What is wierd is there is no coolant on the hose below the wet area. took it to the dealership and they said it was the front seal on the water pump and replaced it. Coolant can go to one of three places: 1: it's being burned. A4 (B6 Platform) Discussion - Cold Engine Coolant Leak - I've searched forums and the internet in general and can't find an answer because everyone seems to notice leaks only when the car overheats or they've recently driven it. It smelled a lot like the sulphur smell of gasoline. Discuss Losing Coolant in the rec. No amount of clamp torquing would fix this, only new hoses. “Had a small leak at the rear of the head, decided to add Rislone and sealed it in less then five minutes, this was done four months ago and no leaks. With temperatures of up to 32C forecast this week, research by the AA shows that around six million motorists in the UK could be risking a four-figure repair bill by never checking their car's coolant level, meaning they and their car could boil over this summer. Got green, pink, or orange fluid under your car? It could be coolant. Most vehicles will show a reduction in the original coolant level over. Coolant loss can destroy your engine if a small leak suddenly. The coolant then leaks onto the engine valley and because the engine is so hot the coolant evaporates before it hits the ground. So you're putting coolant into your engine regularly, but there's no sign of a leak under your car and not in your engine. A leaking intake manifold gasket can cause you as a car owner (and driver) a lot of problems, that's why it was important for us to share this information with you. King Dj-Slim 13,515 views. Dan Ferrell writes about do-it-yourself car maintenance and repair. I followed the instructions, drove it around for 30 min, and wow is all that i can say. She gave me a call and I told her to monitor the temperature and if it starts to climb above 190, give me a call. I topped off the radiator with new coolant and it has been running well all day, temp gauge remained stable in the middle. Could be the headgasket, but could be a lot of other simple stuff. For best results, either stick with MOPAR or flush'n fill with Zerex G05. it was the thermastatic housing around the head underneath somewhere - i am no car mechanic. I still will be getting it tuned just for the fact that it's getting a lot more air than before, but it's not a priority being as it's going byebye for the next 3-4 months til the snow stops flying. This is a good possibility of what is happening, especially if it is a warm day outside. How to Maintain a Car Cooling System. I've have the car for several months now, I keep noticing that every 500 miles or so Im having to add water/ coolant. Reservoir tank level hasn't changed after this morning. Typically, in this case you would smell the coolant before you saw it. The reason why coolant usually leaks is because there could be a crack in the cylinder head or even engine block. Took car for 10 minute drive, no problems, until I was backing into the garage. If your car is losing coolant and there are no apparent external leaks YOU HAVE A SERIOUS PROBLEM. But I popped the hood yesterday and SURPRISE I am still losing coolant!!! Now it was in the shop for the last 6 weeks because they said the first replacement EGR cooler they put in was no good. This is a good possibility of what is happening, especially if it is a warm day outside. I need to refill the coolant container every 30 miles or so because the light for "add coolant" goes on. TBH I would want to get to the bottom of why the car lost so much coolant sooner rather than later, mate. Today’s cars have coolant recovery reservoirs that capture and recycle any blow-off coolant. 0L 12v Timing Cover Coolant Leak Repair. Do you have a fluid leak under your car or truck? Here's a simple way to be your own private investigator. She gave me a call and I told her to monitor the temperature and if it starts to climb above 190, give me a call. ***** Sent from my Motorola Defy using. As you can imagine finding the air leak is not as simple as looking for an oil spill. Finally, you'll wan to make sure there is no air in your cooling system. A 09 model is most likely the green coolant but it should have been changed either at 45k or in 2011. Could it be my water pump or a busted hose?. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. got it pressure tested to around 1 bar by a friend but lost vert little pressure or a negligible amount. It is also possible that you did not completely fill the coolant system—for example, you may have forgotten to turn on the heat (so that coolant will go into the heater core sub-circuit). That being said, stop leak products are available for those of us who are in a financial crunch, stranded on the side of the road, or simply have a high mileage car that is not worthy of a large repair bill. This is the first time where there is a lot of coolant being lost yet not spraying or dripping all over the place. When I sent my Beat for Servicing, the advisor noted that the coolant level was low and that there might be a leak. Using up lots of coolant can be sign of Very Bad Things going on (it isn't necessarily, but it can be. (Normallydriven daily). maybe 2 inch thick line going from wheel to wheel. Barely a drop of coolant in the reservoir. In the Can you use only Water without any Coolant in the Radiator?. Recently I noticed that coolant is leaking. Your coolant leak may be coming from above. I had him fix the coolant leak twice before which cost me about $600 and after about 2 week this leak appeared. It is also possible that you did not completely fill the coolant system—for example, you may have forgotten to turn on the heat (so that coolant will go into the heater core sub-circuit). This is a very common coolant leak for Honda Ridgeline, and Pilot. Try the same thing but with the motor at operating temperature. the cooling system is a presurized system, when the coolant is cold there is no pressure, as the engine heats up the coolant expands creating pressure, the rad cap is set on a spring to creat a proper amount of pressure (usually 13ib i think??) when the coolant has expanded enough to raise the pressure above what the cap is set at the cap opens. Crews had to deal with a haz-mat leak. Never smell it in the car only in the garage after driving the car and parking it. Ford faimont using a lot of coolent. Just check the fluid levels and enjoy driving it. The car has recently had a new EGR cooler and coolant tank sensor. 1998 Mustang GT. New thermostat to initially address no heat issue - 2 months ago--> All maintenance performed by dealer, on warranty I have been losing around half an overfill tank every week, I've checked for leaks and can't find any. my guess is its leaking internally and after talking with a mechanic on the phone he seemed to think that it may be a blown. "We think we've fixed two of the power conduits down here in engineering," Adam Brody continued. Anyone have an idea on where to look? *****. The reason why coolant usually leaks is because there could be a crack in the cylinder head or even engine block. Coolant leaks will slowly deplete your engine of precious coolant leaving it susceptible to overheating. Using a flashlight inspect the tank and if a leak is found replace the coolant reservoir tank with a new part to fix the problem. I leave work early and make it to the school and her car lost all coolant. This is a very common coolant leak for Honda Ridgeline, and Pilot. could be the same problem with your car. Question: Why is My Car Leaking Water? We were about to leave on a little road trip, and I had the car running in the driveway with the A/C on while we packed. Take a quick look under the car. Drove car home from work on Thursday night, no issues. A tanker truck pulled into the Walmart parking lot and the drive shaft had knocked out a couple of the cooling lines. First check the oil and coolant - if either contain a milky substance you have a cracked something or a blown HG. My car has a manual transmission. My Tjs coolant leaked out slowly for awhile, turned out to be a loose accessory belt, could smell coolant but no leak seen The belt was just tight enough to turn the accessories but allowed slippage around the water pump pulley So I think it slightly overheated boiling out the coolant. I had him fix the coolant leak twice before which cost me about $600 and after about 2 week this leak appeared. When the engine is generating as much power as does the M5's, cooling is not something you want to treat as an afterthought. In most cases, a leak inside the car or truck stems from the core component in the heater, but coolant can also blow out as mist from the defroster. Engine coolant can be green. My car has 158215 miles. We pulled the car into a spot in the parking lot and left to let it cool as we only live 10 minutes away anyway. 7T with less than 3,000 miles due to leaking. If this belt breaks the water pump can not turn and coolant will not be pushed through the car engine. Drove car a few times over the past month, drove it State College and back, sat again, no leak. I did a search here for coolant leaks and seems to be a coolant reservoir leak, but my leak seems to be coming from the center bottom of the engine Not sure of the cap ending # and no coolant around the cap. An effective heating system can make for a much more enjoyable winter. Auto Doctor: Losing coolant with no sign of leak If the coolant light repeatedly turns on in a 2006 BMW x3 and there are no leaks, try using a head gasket sealant to solve the problem. Hi guys, I am losing a substantial amount of coolant. uk/news/4525/Renishaw-Recruits-For-New-Graduate-Intake Gloucestershire-based engineering company Renishaw is recruiting 70 graduates for. Took it to the shop and they didn't detect any combustion in the coolant system. The steaming we're interested in here is steam that you can see coming from the cooling system. Instead, use the Prestone Coolant/Antifreeze Tester to quickly test the protection level of the coolant, so you can enjoy peace of mind that the cooling system is doing its job. truck has 98,000 miles and the oil isn't noticeably mixed with coolant. I have noticed that the coolant level has again dropped significantly. Losing coolant, but no leak Blazer Car Forums. Even a small amount of coolant ingested by an animal can kill it, so proper cleanup of coolant leaks is as important as addressing the leak itself. Could be a split hose like I had on my e39, where there was no sign of a leak as the hose with the split would only open when the car warmed up, proceeding to squirt coolant directly onto the engine block, where it would evaporate without trace!. If the damage is bad enough, your engine could be completely destroyed. Just check the fluid levels and enjoy driving it. This article shows you how to identify and isolate coolant leaks the professional way, and repair the cooling system with a reasonable cost as well as minimum down time. Indeed, you need to have your car checked by the dealer as soon as possible. I have coolant leak on my 04 V8---My local service shop was booked solid until tomorrow (this issue occrued last Monday). BONUS: Watch this video on how stop leak additives can stop your engine from leaking. If any of these three are leaking, your car heater won't work properly. Adding a sealer to your cooling. Could the engine be burning coolant as in a gasket leak, or is there another issue? Thanks for any help!-4thstpositively. In the Can you use only Water without any Coolant in the Radiator?. there is no sign of a coolant leak on the pavement. After i moved it i noticed the usual power steering fluid BUT now ive got a coolant leak!! I have found where its coming from Under the power steering pump coming from the junction of the bottom radiator hose and what looks to be a heater pipe. And, I'll carry lots of cooling fluid to make sure I don't overheat the engine when too much coolant leaks out. Once the coolant has left the system it can no longer cool the engine and it overheats. That being said, stop leak products are available for those of us who are in a financial crunch, stranded on the side of the road, or simply have a high mileage car that is not worthy of a large repair bill. I have had all service done with this dealership since I bought the car new. Below, we'll go over five common bad water pump symptoms that can present themselves along with the average cost to replace a water pump if needed. Re:car leaks no oil or burns any, and yet i'm missing oil? 2012/09/25 17:48:16 It has about 155, 400 miles and i drive 400 miles a week for school. I have to top it up every day when the warning light comes on. Now the car is over heating and all my water/coolant is gone. The car does not overheat and no check engine lights are on. BONUS: Watch this video on how stop leak additives can stop your engine from leaking. This is especially attractive if you spend a lot of time doing other things with the PC, such as listening to music or web browsing. He said, problem is not because of radiator stop leak product. I started looking for the leak around the engine and I couldn't see anything. Aside from overheating, a distinctive grinding or whining noise caused by a bad bearing is also a symptom of a bad pump. No coolant was really in danger of coming out, but I didn’t wanna take any chances. If ALL your oil is gone then you should have no problem identifying the leak. I recently have been aware that my car is going through a lot of coolant very quickly. You service it like that only if you have a leak or the wrong type of coolant was used, causing. So far I've been doing a lot of driving and haven't noticed any leaks. The oil is as clean as a whistle and I am not losing any. tests but the car passes and. Coolant Leaks. It should be some leaking somewhere along the coolant piping. In 1807, French engineers Nicéphore Niépce (who went on to invent photography) and Claude Niépce ran a prototype internal combustion engine, using controlled dust explosions, the Pyréolophore. That being said, stop leak products are available for those of us who are in a financial crunch, stranded on the side of the road, or simply have a high mileage car that is not worthy of a large repair bill. I've called out the AA, but they say this operating temperature is normal. My 2002 Volvo S60 has a coolant leak which I cannot find. A radiator full of coolant can mean the difference between getting to your destination safely and breaking down on a country road in the middle of nowhere. The video above shows you where the coolant reservoir, hoses and connections on your 2003 Envoy SLT are located and the steps needed to fix minor leaks. I always read about guys using golf tees. Water will work. I have smelled coolant a LOT on many. If there is a miracle in a bottle this is it. Coolant leak from hehind /on top of transmission I have noticed ive been starting to drop coolant mid way down the car at first, when you start the car (while. The truck was hauling oil from Canyon Creek to southern Alberta. Check the coolant reservoir and the radiator for proper coolant levels first. There’s no recall at this time from Chrysler, perhaps there should be, with such a widespread problem. I have read a lot of things online saying that these cleaning agents can cause a lot of damage. Using UV light, the RLD2 dye will be seen clearly, making it much easier to identify leaks. Could be the headgasket, but could be a lot of other simple stuff. I put a piece of cardboard under the car for 30 minutes and there was no leak. I top up the coolant, put cap on, start car, try to remove the cap again, and there is water pressure against the cap when uncapping the rad and coolant would spray all over. It doesn't get to this temperature and immediately turn the whole lot into steam so you have time to turn the engine off when you hear the alarm. Anyone else dealt with a major oil leak before?. Is this more likely to be an intake or head gasket. Except this is a liquid. 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. com > Products > Zerex > Antifreeze Zerex > Zerex G-05® Antifreeze / Coolant About the Stop Leak. The amount of evaporation will vary based on driving conditions too. When using John Deere recommended coolant, drain and flush the cooling system every 3 years or 3,000 hours in all applications when using John Deere TY16036 pre-diluted diesel engine anti-freeze/summer coolant fully formulated with coolant conditioner, anti-corrosion additives, and anti-foaming agents to guard against liner pitting, rust. I have read a lot of threads on this forum, but it has not given me any hint as what to do or check. When diagnosing these conditions, be sure to complete the coolant system leak checks in the appropriate Service Information to verify there are no external leaks. Page 1 of 2 - Mk5 coolant leak - Help needed! - posted in Performance and Technical: Hi guys! Since some weeks Im struggling with an annoying coolant leak from my Mk5. Instead, use the Prestone Coolant/Antifreeze Tester to quickly test the protection level of the coolant, so you can enjoy peace of mind that the cooling system is doing its job. Your coolant leak may be coming from above. Especially if a car is a newer model, most people just assume everything’s OK, or that a light will show up on the dashb. Another advantage of K-seal that saves you the 10 to 14 labor-intensive hours of dismantling your engine is it does its job going through the nooks and crannies as fast as 3 minutes. If you are new to using these types of additives, it is highly recommended that you acquire assistance in identifying the one that is best for your car as getting the wrong one could lead to more problems for your engine. Search for radiator additives and flushes near me to see formulas in stock at the closest AutoZone store location. If you have to add coolant to your radiator, be sure to add a 50/50 mix of coolant and water. There are no coolant passages from block to head in the middle cylinders of a Rover-Buick V8. In 1798, John Stevens built the first American internal combustion engine. Smelling coolant doesn't mean headgasket. Tap water varies in pH, mineral, and chemical content and depending on these factors can adversely affect your new coolant and the cooling system. External car coolant leaks are the easiest to diagnose. It does not pull temp, gauge stays below 210. tests but the car passes and. Check your car for coolant system leaks with the Ring RLD2 Coolant System Leak Detection Dye. Losing coolant in my 2002 Pete 387 Cat C-15 6NZ with 975k miles on it. My car is using lots of coolant but has no leaks, no water in ran the overhead that did not help. If the cylinder is not getting any coolant a persistent misfire in one cylinder can be due to a burned valve. Another advantage of K-seal that saves you the 10 to 14 labor-intensive hours of dismantling your engine is it does its job going through the nooks and crannies as fast as 3 minutes. If you're losing coolant, but see no evidence of a leak: You may have coolant leaking into the engine cylinders, where it's being burned along with the fuel. Small head gasket leak - a lot of us have them! I'd keep the engine oil at the full level and just run your Subie as is; you might get many more miles out of it. My car has a manual transmission. Repairs all head gasket symptoms including overheating, coolant loss, and pressure in system. So you're putting coolant into your engine regularly, but there's no sign of a leak under your car and not in your engine. ) You can have the oil analyzed for any presence of coolant related materials. It should be some leaking somewhere along the coolant piping. Where did I go wrong? Or could the problem be the reservoir? The day before I rented the pressure kit I noticed my coolant reservoir tank was empty but there was no sign of a leak. My 2004 silverado is leaking coolant but there are no signs of a leak. My problem is a coolant leak, but I can't find it. K-Seal HD Multi Purpose One Step Permanent Coolant Leak Repair worked and saved a lot of of running my car the coolant would have been pouring out of the. It helped me fix my blown head gasket on my BMW. Check that the coolant or water is. 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. They are used more to confirm that the leak is pushing gas into the coolant rather than to decide whether or not there is a leak at all. None of the oil was spilled, only coolant was. I top up the coolant, put cap on, start car, try to remove the cap again, and there is water pressure against the cap when uncapping the rad and coolant would spray all over. What do you suggest ? A A loss of coolant does mean that there is a leak in the system …. Losing coolant in my 2002 Pete 387 Cat C-15 6NZ with 975k miles on it. This tool attaches to the top or the radiator or coolant reservoir and enables air pressure to be pumped into the system including the engine block, cylinder heads, coolant hoses, heater core and radiator. Showed me light orange colored coolant dripping from hose that was angled into the throttle body. Never saw any coolant under the car. 35,000 dollar car doesn't seem right. A4 (B6 Platform) Discussion - Cold Engine Coolant Leak - I've searched forums and the internet in general and can't find an answer because everyone seems to notice leaks only when the car overheats or they've recently driven it. Even a small leak can have negative effects in the long term. No nuthin. Breathed coolant fumes off and on for the first five years I had my car and checked coolant constantly and was losing very little but could never see a leak because it was a small leak and was burning off on the head. Got up early hours of Friday morning to go to work, started car and got "check coolant, switch engine off". Once it is low, there will not be enough coolant to keep your engine at the normal operating temperature and the engine will overheat. Find out how to stop your car leaking. I am losing a substantial amount of coolant (over flow tank is empty after driving 5 miles) only my car does not overheat. I cleaned up the only coolant I still saw, puddle under intake manifold. There are no visible leaks outside the engine but there is a lot of coolant dripping out of the exhaust around the cat and occasionally out the tail pipe but only on the passenger side. TBH I would want to get to the bottom of why the car lost so much coolant sooner rather than later, mate. If you have to add coolant to your radiator, be sure to add a 50/50 mix of coolant and water. Hope that you all have a good weekend. 3) Service found that they had a leak in the coolant hose but could not find where the leak was so filled up with coolant - with the comment if it leaks again or doesn't work come back. I get the Engine Coolant warning indicator. I have done a coolant flush on my car before (which was very clean) When I did my flush I used the Peak Cleaning agent and everything went well and I am still driving the car. Small head gasket leak - a lot of us have them! I'd keep the engine oil at the full level and just run your Subie as is; you might get many more miles out of it. (Normallydriven daily). I have to top it up every day when the warning light comes on. What causes coolant level to drop - just a leak? I serviced the car about 3000 miles ago, and the coolant was completely fine then, smack bang in the middle of the two marks. There was also no fluid leaking in my driveway or garage, nor was any seen in the parking lot. Also leaks can cause a cabin full of white steam and really mess up your windows. Stop-leak products are meant for hairline imperfections and minuscule cracks, not the kind of leaks that result in a puddle beneath your vehicle or a coolant smell permeating your car. It might be necessary to look for this point of leak from under the car engine. They cannot make it leak. Remember, the coolant is actually green in colour and a leak would we easy to spot on the ground under the car. It was wrongly assumed that it was a manufacturer defect. Reservoir tank level hasn't changed after this morning. The coolant doesnt only leak out when the car is off, you just havent noticed the trail youre leaving. There's a faint hint of pancake syrup but no sticky puddles anywhere. Shop our large selection of parts based on brand, price, description, and location. Crews had to deal with a haz-mat leak. I don't know if the 16 is the same as the 14. What if it is cold outside though or your gauges don’t say the car is overheating. Everyone was silent for a moment and the reminder of the friend they had lost. There are many different places leaks can surface, so be sure to check your hoses, radiator and water pump for damage. Coolant is evaporating out somewhere. There are no visible leaks outside the engine but there is a lot of coolant dripping out of the exhaust around the cat and occasionally out the tail pipe but only on the passenger side. Chevrolet Silverado 1999-2006: How to Do Coolant Pressure Test and Repair Radiator Leak. Any independent (and competent) shop that sees a lot of American cars will have no problem with this repair. I am losing coolant somewhere. On most cooling systems, there will be a visible maximum and minimum level indicator that car owners can use to judge the level of coolant - ideally it will always be between those two marks. Intake manifold gasket works as a seal for the coolant of your car engine. Any number of causes can reduce the coolant levels in your car. Coolant/antifreeze is the most important fluid under the bonnet, maintaining the temperature of the engine to prevent overheating. Anyone else dealt with a major oil leak before?. Check out the tech article on Car Overheating Problems & Troubleshooting, brought to you by the experts at Mustang Monthly Magazine. Many people with older rides give up when the AC stops working, because these repairs cost so much. If this belt breaks the water pump can not turn and coolant will not be pushed through the car engine. Has anyone else had this problem before? and what was the fix? or is my car destined for the crusher? Thankyou. Took car for 10 minute drive, no problems, until I was backing into the garage. 4 petrol runs at around 96-98 degrees and the engine is using a lot of coolant every week. They said if it weren't an external leak, then they would have to look into the head gasket. Left car sit until tonight. However, after a week or so, I get the same issue. I cleaned up the only coolant I still saw, puddle under intake manifold. Covering one of the oil openings and sucking on the other there is no difficulty creating and holding a vacuum. This engine powered a boat on the Saône river, France. 00, Ok fine I go and pay the bill then pick up the car after they close, now theres no leak but also NO heat at all. The coolant doesnt only leak out when the car is off, you just havent noticed the trail youre leaving. The system stays pressurized - I can leave the car sit overnight, the next day take of the resevoir cap and there is lots of pressure released. the cooling system is a presurized system, when the coolant is cold there is no pressure, as the engine heats up the coolant expands creating pressure, the rad cap is set on a spring to creat a proper amount of pressure (usually 13ib i think??) when the coolant has expanded enough to raise the pressure above what the cap is set at the cap opens. 2 liter engine, coolant leaks are most likely to occur where the hoses connect to the engine. Here, at OneHowTo. It would be best to get underneath your car and look for oil leaks. I did a search here for coolant leaks and seems to be a coolant reservoir leak, but my leak seems to be coming from the center bottom of the engine Not sure of the cap ending # and no coolant around the cap. Basically can't find any external leaks. The video above shows you where the coolant reservoir, hoses and connections on your 2003 Envoy SLT are located and the steps needed to fix minor leaks. I need to refill the coolant container every 30 miles or so because the light for "add coolant" goes on. There is no shop nearby and you can't really afford to drive your car without a proper cooling system because you don't want to risk your engine. It says it will seal any leaks in 1 to 3 minutes. Get a clean, empty soda bottle and cut the bottom off to create a makeshift funnel. Ive noticed the coolant is going down very quickly, the rac and another garage have looked at it and cant find any sign of a leak. In addition to keeping the water and coolant level where it needs to be, you can prevent trouble in your car's cooling system by keeping an eye out for leaks and replacing old or damaged hoses. there is no sign of a coolant leak on the pavement. No visible coolant leak in engine bay. time to squeeze in our next installment on the CBR1000rr engines and a look at cooling water and oil. Took car for 10 minute drive, no problems, until I was backing into the garage. So I let the car run for 30 minutes. My 2004 silverado is leaking coolant but there are no signs of a leak. I get the Engine Coolant warning indicator. I filled it to the maximum no less than 4 months ago, and now its WAY below the minimum. the new heal-a-seal tm engine oil sealer - and oil stop leak - for engine main bearing seals, valve cover or timing chain gaskets, or any other external engine oil leaks - such as from the head gasket, cracked or warped engine head, engine block, etc.