Isx blowing coolant out overflow but not overheating

3. Combustion Leak Testing. A combustion leak tester checks if coolant is leaking into the combustion chamber through a blown head gasket or cracked head. Add the tester fluid to the radiator, run the engine and check for color change indicating exhaust gases in the coolant. 4.

Car overheating, coolant blowing out of overflow. Fan runs, but reclines in minutes, pressure build up in coolant hoses, computer says head gasket or cracked head Posted by darknherenow on Jul 11, 2012. Want Answer 0. Clicking this will make more experts see the question and we will remind you when it gets answered. ...Q: Truck overheats because coolant is pushed Into overflow tank until cooling system is empty and will not re-enter the motor. I can drive the truck for about a day total so approximately 50 miles and then all of my coolant which was full from the start is pushed into the overflow and once enough coolant is out of the system it obviously will ...The liquid within a vehicle’s cooling system should be a 50/50 mixture of coolant and water. This mixture is designed to prevent overheating and corrosion. When a car runs on water...I parked and turned it off and seen coolant on the side of the engine that came from the reservoir which was boiling again. The coolant is clearly hotter than what it should be, which could be due to: lack of heat rejection from the coolant. Things that typically cause this are inoperable radiator fans or a clogged radiator. lack of temperature ...650+ Posts. Dec 04, 2010 #1. my 07 is pushing all the antifreeze out the rad cap. its not overheating, not smoking out the tailpipe, and not in the oil. just pushes it out the jug. if i take the cap off and let idle it shoots about a foot out the top. after it pushed everything out i dyed checked it and its showing exhaust in the system ...I have 2016 Mack pinnacle cxu613 mp8 engine.I'm getting so much pressure in coolant tank its blowing out overflow hose. been told by other owners its injector tube bypass. Been checking oil and no coolant getting in yet .I have 547000km on engine any feed back .truck still works well.Chickenstick700. 250 posts · Joined 2006. #2 · Dec 31, 2007. Probably a head gasket. pull the thermostat and make sure the coolant is flowing good. and make sure the radiator is really clean mud likes to build up in the bottom part of the radiator.Help: Coolant blowing out of Overflow vent hole. The car is a 93 mustang lx 5.0. It is supercharged with an older Vortech V-1 A-trim with the stock pulley, seeing 8-9psi. The motor was completely stock until I decided to do the following: When I have the car sitting in the garage to bring the car up to running temp, the temp hits about 183 and ...

1. COOLANT LEVEL. Be sure you have the proper level of coolant in your vehicle. Overfilling may cause overflowing. 2. RADIATOR CAP. Cheap and easy to replace, this is the first thing to check. Your problem may simply be a loose or damaged cap not keeping coolant where it needs to be. The radiator cap is designed to allow access to fluids in a ...LibertyTC said: You are using the wrong coolant. Water pump can get damaged & mixing coolants can cause gel like gunk/coagulation. You will need to flush out the whole system and use the correct Mopar HOAT or Zerex G-05 coolant. The best way to flush is using the pressurized dealer re-circulating machine.The B7100 doesn't have a temp gauge and overheating is signified by coolant blow by with a whistle sound. Mowing think grass (use low gear) could cause overheating and that would explain the coolant loss. You need to check and make sure that your radiator is not clogged up, use compressed air to blow out the debris in the fins.The issue of coolant being blown out through the overflow but no overheating is commonly caused by a faulty radiator cap or a clogged cooling system. …When the Jeep is started it is making a gurgling sound like the coolant is being sucked through the lines or as if there is air in the lines. The coolant is being pushed into the reservoir and not making it back into the radiator. The other morning when it over heated the coolant was expelled out of the reservoir. (Pre replacement of thermostat)Hey everyone I need some help. I’m afraid I know what’s wrong but keep denying it. I have a 2012 6.7 Cummins HO. Fully deleted and getting pressure into …

DrHicks said: Third, it's possible that your radiator cap spring isn't as strong as it should be, and is letting coolant into the overflow tank before it should. Not likely, but certainly is possible. Again, true. But doesn't explain the bubble or the fluid rising and falling in …Theres only 4 ways usually to lose coolant out cap, if have 50% coolant. Moderate overheat wont do it, it would take major. Enough to do damage. 1. Loose cap 2. Faulty cap relief due to debris or spring 3. Blown hg overpressures coolant system/ increases volume 4. Coolant seriously overfilled - liquid full. That looks nasty. Really nasty.374 posts · Joined 2011. #1 · Apr 29, 2016. I have a 2008 Kenworth T800 with a 475 ISX Cummins that is getting motor oil into the coolant system. It seems to be getting worse as the coolant is turning a darker color all the time. I have removed the overflow tank and cleaned it out but after a couple times of use the coolant is back to the ...Bad radiator. One of the first things you should check in case of a coolant overflow is the thermostat. It regulates the flow of the coolant liquid and is fairly easy to diagnose. You might notice a drastic variance in the engine's temperature gauge along with the coolant leaks under the car. To prevent further issues like engine overheating ...Jul 26, 2011. #1. My MF 30B, Perkins AD 3.152, has coolant draining out the radiator overflow tube. It seems the prior owner solved the problem by installing a 150 degree thermostat, and a 13 lb cap, because I just installed the MF correct 180 degree thermostat and 7 lb cap, and the fluid is just pouring out the overflow tube.Jan 4, 2020 · At about 55,000 i started having the coolant system blowing fluid out of the pressure overflow cap on the overflow container at random times. It started slow, having to add fluid every 1500 miles or so and has gotten to every 50 miles it’s giving me a low coolant level. All my temps are running normal.

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1. Evaporation: Coolant loss can occur due to evaporation, especially in high-temperature environments or when the vehicle is frequently exposed to direct sunlight. 2. Incorrect …2011 6.7 pouring coolant out exhaust. truck started overheating the other day. checked coolant and was low, added coolant but it never would top off and water pouring out exhaust with engin not running. did some research and came to conclusion that it was the egr cooler. did egr cooler delete and still have same problem.Temps outside going down 85 to 90, lost just over a gallon of fluid then. Temps coming home, around 70 and raining, short of a gallon used to top off. Both times, had display up, max temp showing in display, about 205, most of the time around 190. Chris . Sandpiper 379 FLOK, Volvo 2012 730.Coolant pushing from expansion tank to overflow tank. Things I've tried to fix it. New expansion/overflow tank, new caps, new egr, engine overhauled, no overheating …Coolant Overflow Boil But No Overheating. I have a 1996 Suzuki Sidekick Sport and having a strange issue with the coolant. If I take it out on the highway for any length of time, once I get to my destination, the coolant overflow is bubbling and boiling, yet the temp gauge in the vehicle stays right in the middle.

Isx Blowing Coolant Out Overflow – But Not Overheating. Leave a Comment / Engine / By Dylan Jorge The issue of coolant being blown out through the overflow but no overheating is commonly caused by a faulty radiator cap or a clogged cooling system. This can lead to excessive pressure build-up resulting in coolant being forced out of the ...Coolant filling up the overflow jug and not sucking back within 12 hrs means your head gasket is toast. Anytime you replace a failed head gasket you will need to send the head out for machining unless you want to do it all over again in short period of time. CD. 2008.5 2500 QCSB 6.7L 4x4 SLT Bighorn 68RFE 285/70R17 3.73.Only logical next step is head gasket. Tester March 27, 2015, 8:57pm 4. When the engine is cold, remove the radiator cap/reservoir cap and start the engine. Watch the coolant as the engine idles. If bubbles appear in the coolant that's an indication of breached head gasket. Tester. krisskross March 28, 2015, 12:20am 5.Radiator cap leak. External or internal coolant leak. Cracked heater core. Holes in the hoses or radiator. Overheating is one of the most common causes of car breakdowns and a loss of coolant will certainly lead to that if left unchecked. The best thing to do is bring your car to a mechanic so they can find out what the problem is and fix it.The coolant system moves in reverse completely disturbing the flow and allowing fluid to flow not intended by the manufacturer is a risk that is not worth the $50 savings. This is a large restriction that moderates and directs flow once the valve is open and completely restricts irregular flow through the cylinder walls.In most cases, what you see as boiling is air bubbles that find their way to the coolant reservoir. This problem has several causes, and the most common reason is a leak in the radiator pressure cap. Other possible causes include: Water pump leak. Leak in the overflow tank. Leak in the head gasket.Theres only 4 ways usually to lose coolant out cap, if have 50% coolant. Moderate overheat wont do it, it would take major. Enough to do damage. 1. Loose cap 2. Faulty cap relief due to debris or spring 3. Blown hg overpressures coolant system/ increases volume 4. Coolant seriously overfilled - liquid full. That looks nasty. Really nasty.Despite some national parks staying open during the ongoing government shutdown, recent behavior by park guests has caused officials to change their tunes. Despite numerous nationa...Coolant usually (but not always) gets sucked back into the radiator, especially if the car sits till I the engine is stone cold. The hoses are not collapsed. Usually the level in the radiator is up to the cap, but not if coolant had been pushed out of the overflow. The transmission was checked recently (professional mechanic), some fluid added.I have a 2017 Ram 3500 6.7 that just started pushing coolant out of the coolant reservoir. First thought was a head gasket, but it's not running hot and hasn't been overheated, a stock boost. The light will be on for low coolant in the morning, fill it back up to the mark, drive 30 minutes, and the level is at the top of the cap and pushing out ...Got a 16 plate 1.6 ASX when doing motorway speeds can loose a whole header tank after 60 miles, but lower speeds can vary amounts. No signs of leaks other than blowing coolant out overflow on header tank, changed header tank, changed thermostat, changed cam belt and water pump and done a test on head that was negative.I have changed radiator and reservoir cap hoping this could solve the issue but dont. Then I filled coolant into the radiator to full. (the overflow is between min/max and the reservior is 3/4). Today morning I have opened the radiator (system was cold) and the coolant push out, yet the bubbling decreased a bit.

Jul 17, 2011. #1. I have an International 4400 straight truck with a DT466 engine. For a while now, the truck keeps running hot, constantly hitting 210-215, even 220 if the climb is right. We are always 2 bottles low on coolant, and after refilling it still runs hot, and a bottle is gone in a day. I've been told I could have a cracked head ...

This started out with the fan not kicking on at 210*, coolant temp got up to 225 on me, and for the rest of the trip I drove it gently to keep ECT down. I figured if it ended up being an issue I could pull over and unplug the solenoid on the front cover and force the fan on all the time.Hey guys, I have a 2011 Mack CXU613 with a 455 hp MP8 motor. The truck started pushing coolant out of the reservoir tank when climbing up mountains and long hills. The problem seems to be getting worse. I did replace the coolant tank with one of Ebay some time ago, and its maybe possible that I h...My coolant will shoot out overflow hose when under full throttle climbing hills and it shoots out alot of coolant. i did water bottle test and there are bubbles not alot but it was done at idle. I took air compressor air hose off and still getting bubbles compressor has just been changed recently.Replace the radiator cap and keep a consistent eye on the temp gauge. Also - be sure to bleed it properly - these engines are notorious for being difficult to bleed and get all the air out of, though usually they overheat if that's the issue. Do not let it overheat. H6 OBW VDC, H6 OB Sedan, Tribeca, Lifted XT6.Dec 7, 2022 · 2. Loose or Damaged Radiator Cap. This is the most common cause of coolant reservoir overflow. Since modern cooling systems are pressurized, elements like the radiator cap must fit just right for the system to work as envisioned. As the system heats up, the coolant and air expand, thus increasing the system's pressure. 2018 kenworth t680 isx Cummins. Coolant pushing from expansion tank to overflow tank. Things I've tried to fix it. New expansion/overflow tank, new caps, new egr, engine overhauled, no overheating problems, started at 200k, overhaul at 560k. Still having the problem. Sometimes several times a day sometimes not for a week. Loaded or empty.Chickenstick700. 250 posts · Joined 2006. #2 · Dec 31, 2007. Probably a head gasket. pull the thermostat and make sure the coolant is flowing good. and make sure the radiator is really clean mud likes to build up in the bottom part of the radiator.

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I just replaced my coolant tank on my S4 and afterwords it started blowing the coolant out of the overflow after I turn the car off . The temp gauge stays in the center like it always has before so its not overheating at all . I figured I have air in the line somehow so I go through and bleed the system , and it did fine yesterday after I did that , …I have 2016 Mack pinnacle cxu613 mp8 engine.I'm getting so much pressure in coolant tank its blowing out overflow hose. been told by other owners its injector tube bypass. Been checking oil and no coolant getting in yet .I have 547000km on engine any feed back .truck still works well.Im not too familiar with diesels but ive checked the oil, no coolant in it, no smoke, no coolant in the tail pipe, I did a pressure test and its fine. No loss of power, no overheating. heater works fine oh and no pressure on the upper hose in the morning. ... Add to quote; Only show this user #2 · Jun 30, 2009. Coolant out the overflow is ...What can cause coolant to blow out overflow hose, mostly during hard pulls, other than head gasket, or crack? Pre EGR Detroit 60 12.7 in 2003 Sterling. Have owned truck for last 500K, previous history unknown. Runs well and uses one gallon of oil in 10K as it has always done. Oil analysis after problem started does not show coolant in oil.Dec 25, 2017 · When the engine is running, coolant is flowing. Shut down an engine right after a hard pull and all the heat just stays there concentrated in the block. Its always a good idea to turn on the fan and let it idle for 5 minutes before shutting an engine down as it allows the coolant to carry all that heat away. ford_doctor. I was thinking the CAC was leaking however you already replaced it. You might want to start looking at the secondary cooling system itself - I would suspect the system is overheating and if you removed the EGR cooler the ECT2 sensor is now gone unless your delete relocated it.Location: Anchorage AK. Vehicle: 2013 BRZ & Imp 2.5RS. Yamaha FZ8. If your coolant overflow is overflowing, then likely you have an internal headgasket leak. compression from the cylinders force their way through the coolant passage causing coolant to be pushed out of the block.Having the same problem with my 2008, however part of the coolant I am losing is going into the overflow bottle. The van isn't overheating, it blows hot air when the heat is running, but I am having to add water everyday. Have replaced the thermostat, have replaced the radiator, there is a little water dripping out of the exhaust pipe. ….

Jul 17, 2011. #1. I have an International 4400 straight truck with a DT466 engine. For a while now, the truck keeps running hot, constantly hitting 210-215, even 220 if the climb is right. We are always 2 bottles low on coolant, and after refilling it still runs hot, and a bottle is gone in a day. I've been told I could have a cracked head ...4) Blown Head Gasket. Another common reason why your car is suffering from a leaky radiator cap is because of a blown head gasket. The head gasket's role is to keep the coolant and the engine oil separate. Once it breaks, the radiator cap will not be able to keep the coolant from escaping.Theres only 4 ways usually to lose coolant out cap, if have 50% coolant. Moderate overheat wont do it, it would take major. Enough to do damage. 1. Loose cap 2. Faulty cap relief due to debris or spring 3. Blown hg overpressures coolant system/ increases volume 4. Coolant seriously overfilled - liquid full. That looks nasty. Really nasty.One crucial aspect of maintaining this powerful engine is understanding the coolant hose system. The coolant hose diagram provides essential information on the routing and connections of the coolant hoses, enabling proper maintenance and troubleshooting. The coolant hoses in the Cummins ISX engine play a vital role in maintaining optimal engine ...Coolant coming out overflow but not overheating is a problem that requires immediate attention. Even though the car may not be overheating at the moment, this will soon change. And as you may already know, if your vehicle overheats, expensive components of your engine will be damaged, with the severity of the damage varying.Coolant coming from overflow but engine not overheating. Posted by Anonymous on Sep 18, 2013. Want Answer 0. ... SOURCE: pajero diesel 2800 radiator coolant overflows, engine temp. up. REMOVE RAD CAP AND RUN ENGINE AT 3000RPM WITH ALL HEATERS ON SOUNDS LIKE AIR LOCK, ALSO CHECK IF HOSES ARE HOT.The Montana TikTok ban makes it the first state in the US to ban the app, dealing a blow to TikTok creators and small businesses. Although 33 other states have banned TikTok on gov...I have a 2012 6.7 Cummins HO. Fully deleted and getting pressure into expansion tank causing antifreeze to move over and not come back. Causing coolant system to be starved of coolant. I have changed thermostat, radiator cap, and pulled water pump and checked it, passed combustion test, also flushed what lines I could except the radiator.5309 posts · Joined 2009. #2 · May 20, 2020. You can check the engine temp by aiming an infrared temp gun at the base of the thermostat housing. The fan should come on at 215°F, and stay on until it drops to about 195°F. Check the engine temp when it seems to be boiling over. 2008 JKU Rubicon. Isx blowing coolant out overflow but not overheating, Driving while overheating can cause long term engine damage. 2. White Smoke. If your Frontier's engine gets hot enough, the coolant will begin to boil over and manifest itself as steam coming up from under the hood. It does this to relieve the pressure on the cooling system before lasting damage can occur. 3., The cooling fan is connected to the radiator through a mesh of wires. Unfortunately, over time these wires will tend to corrode. When that happens, the radiator will overheat. The leading causes for a faulty cooling fan are broken wires, a bad relay, or a broken fuse. All these can lead to your car's coolant blowing out the reservoir., WHY COOLANT COMES OUT OF RADIATOR CAP OR OVERFLOW TANK RESERVOIR ON A CARIf you have a car that has coolant antifreeze coming out of the overflow bottle or c..., 3. Combustion Leak Testing. A combustion leak tester checks if coolant is leaking into the combustion chamber through a blown head gasket or cracked head. Add the tester fluid to the radiator, run the engine and check for color change indicating exhaust gases in the coolant. 4., Gender: Male. First Name: Jon. 2000 Tacoma 3.4L 4WD xtra cab, 251K. stock. I've had this truck for over a year. On a long trip from CO to Wyoming (about 500 miles) i noticed my temp gauge starting to go up on highway hill climbs. I pulled over at a rest area, and my coolant was bubbling/boiling, out of the coolant overflow tank, onto the ground., I have been through 2 sets of head gaskets and both times I had a hard radiator hose and blowing coolant out the overflow. 2018 3500SRW CCSB Z71. Bone stock and staying that way until I have reason to change it. ... I put the old rear thermostat back in and I'm not having the problem of them not opening and overheating but still building ..., That may cause overheating of engine and boil off (coolant becomes vaporized like water becomes steam) which increases the coolant pressure significantly. Reactions: CMonclova1. ... The cap is new but constantly letting out air from the overflow and let's out coolant when RPM is added. A small amount of air bubbling in from lower hose and ..., Final Words. The heater core, loose radiator cap, cracked coolant reservoir, broken thermostat housing, and internal coolant leaks are the common reasons your car smells like antifreeze but not overheating. Now, you know why your car smells like coolant and how to trace and rectify the underlying problems. Fix the problem before it escalates., Replace the radiator cap and keep a consistent eye on the temp gauge. Also - be sure to bleed it properly - these engines are notorious for being difficult to bleed and get all the air out of, though usually they overheat if that's the issue. Do not let it overheat. H6 OBW VDC, H6 OB Sedan, Tribeca, Lifted XT6., Rawze.com: Rawze's ISX Technical Discussion and more / Big Truck Technical Discussion... / ISX Related Help / ISX-15 pushing coolant out of reservoir tank -help- Pages (3): « Previous 1 2 3 Next », Air pockets in the radiator can cause blockages as coolant/antifreeze circulates through the engine. These usually happen after a coolant/antifreeze flush, when not enough coolant/antifreeze is added to the system to expel any remaining air. Bubbling in the reservoir. Higher operating temperature, which could lead to overheating., 06' ISX Blowing Coolant out of Radiator overflow. I have a 2006 W900L. Does not run hot, but when driving down the road it looses coolant out of the overflow on the radiator. I can leave the truck setting idled up and looses no coolant., ISX 15 Puking Coolant From Reservoir Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by lawtransport, Dec 24, 2017. Page 1 ... and when I open the hood the upper radiator hose is pulsating and the coolant appears to be boiling causing it to come out of my overflow hose on the coolant reservoir, I have had the reservoir, cap and ..., The issue of coolant being blown out through the overflow but no overheating is commonly caused by a faulty radiator cap or a clogged cooling system. This can lead to excessive pressure build-up resulting in coolant being forced out of the overflow. It is important to check and replace the radiator cap and ensure that … , Cooling system held a vacuum at 17psi for 1 hour with no drop. Both fans kicking on and not running slow. Thermo is opening but as the engine heats up, pressure builds and the hoses bulge. Radiator and heater core flushed twice Steam pouring out of overflow hose from heads to overflow tank. Intermittent water spitting out but mostly steam., Some flash mobs are so wild you can hardly believe they happened. Check out 5 mind-blowing flash mobs at HowStuffWorks. Advertisement By now, so many groups have pulled off success..., Jan 11, 2018 · 1998 Mack E7 460 blowing anti freeze out of overflow tank. Working on a 98 Mack that once it gets warmed up it pressurized the overflow tank and blows antifreeze out. The customer had it any Mack and they replaced the rear head and number 5 liner. The air compressor has been replaced along with the radiator cap. , The 2002 Chrysler PT Cruiser has 10 problems reported for loosing coolant / overheating. Average repair cost is $150 at 96,850 miles. ... lose fluid when hot out of the overflow, added more fluid ..., no rebuild needed, just an air compressor.lucky guy!Music : Ikson - HarmonyMusic by https://soundcloud.com/ikson, My Volvo has a new multichamber coolant overflow tank that transfers coolant onto the ground. On one side of the tank, the sensor tells me I'm low on coolant, so I fill it up to the line. Then, the truck runs warm for a few hours, and coolant flows back into the other side, eventually filling up that chamber until it drains out hose to the ground., Hi Ronda. Thanks for contacting us today. It's quite possible that your thermostat or coolant temperature sensor is what is causing this issue. If the gauge is malfunctioning, it will cause the coolant to run hotter than it should, creating the steam you're seeing and beginning to overheat the engine. As such, I wouldn't recommend driving ..., Here is my problem, I have a 2001 Polaris sportsman 500 with 1200 miles on it. I just replaced the radiator cap, the thermostat, and the gasket on the water pump but the engine coolant is still overflowing out the hole in the overflow tank after about 30min of riding. I did notice that the filler neck (where the radiator cap screws onto) is a ..., B: Flush the cooling system. C: Replace the oil cooler and egr cooler (or delete the egr cooler if you can) If that checks out as not being the issue, try a new degas bottle cap from Ford. When the caps go, they can allow the coolant to puke a little. Another thing to be aware of is that the coolant level on the degas bottle is wrong., Noticed a leak. We took the front end of the car off to see where the leak was. Only to find that it was only coming from the overflow Coolant tank. Checked the spark plugs, compression test, and then finally started lookin around the radiator cap. The one on the top of the pic, is the old radiator cap. Which has lost the middle., I have an ISX 1 EGR DPF pushes coolant out the overflow, in last two months have replaced egr cooler and compressor and have run tests for combustion gas tests also three times, system pressure tested also. no coolant in oil or exhaust, pulled dessicant cartridge and checked for coolant , none found., Isx Blowing Coolant Out Overflow - But Not Overheating. Leave a Comment / Engine / By Dylan Jorge The issue of coolant being blown out through the overflow but no overheating is commonly caused by a faulty radiator cap or a clogged cooling system. This can lead to excessive pressure build-up resulting in coolant being forced out of the ..., Next would be to drop the oil pan, pressure up the coolant system to 20lbs and look for coolant running down the liner's. You may need to let it set overnight before coolant will be seen. Hopefully it will be just a leaking egr cooler. When mine was spraying coolant like your's it was a bad head gasket, caused by a head bolt not properly torqued., 3. I have a 2003 Honda Civic that has overheating issues. I took it to a garage and they 1st thought it was the thermostat so that was changed, Still overheating. Then they said it was most likely a bad radiator. Changed that, still overheating. Then they said at that point it was the water pump. Changed that, still overheating., Hi all John from Western Canada. I have a 2013 KW T800 with the MX13 Paccar engine and 800156 km or 500000 miles. The issue is coolant being pushed out the overflow bottle, the head and gasket are good piston liners and block are good so what I am asking is has anyone had this issue and the cause was the Air Compressor causing the engine to be pressured up and causing the coolant to be pushed out., if u r not using an overflow tank or cylinder u only fill radiator to just cover the tubes-about 1/2 to 1 quart low. im guessing that u properly purged all air out of cooling system by runnig engine with cap off and feeding coolant until radiator is properly filled and engine at operating temperature and also checking for no kinks in hoses and that u watched at warm up with cap off to see when ..., ISX 15 Puking Coolant From Reservoir Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by lawtransport, Dec 24, 2017. Page 1 ... and when I open the hood the upper radiator hose is pulsating and the coolant appears to be boiling causing it to come out of my overflow hose on the coolant reservoir, I have had the reservoir, …, 107. 19. Mar 6, 2015. 0. Just purchased this T660 a month ago. Replaced the injectors and tubes due to what I think is a fuel rail chatter. Fully deleted. I think the chatter is my DPF …, A Leak in the Cooling System: If your car is losing coolant but not overheating, it could be due to a leak in the cooling system. Possible Problems That May Lead to a Coolant Leak Too Much Coolant Can Lead to an Overflow. What many people don't realize, is that too much coolant in your system can cause an overflow, and this can be just as ...