Isx blowing coolant out overflow but not overheating

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.

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.Try burping the radiator to remove possible trapped air in the system. Park on a slope, hood uphill. With the motor running, slowly open the radiator cap just enough to let the air out. Use a towel, don't burn yourself. After you do that a few times top it off with fresh fluid.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 …Blowing coolant out overflow. Thread starter loreak; Start date May 1, 2004; May 1, 2004 #1 loreak. Proven Member. 533 0 Mar 26, 2003 PennsylvaniaUS. Ok it seems if i drive nice its fine, but if i boost alot and basically race around, it doesnt take long until im almost out of coolant and i start overheating, as long as im moving its ok, but if ...Coolant coming out of overflow drain but not overheating. Thread starter DSMToretto; Start date Feb 16, 2014; Feb 16, 2014 #1 DSMToretto. Proven Member. 45 0 Aug 31, 2011 ... Blowing coolant out overflow. loreak; May 1, 2004; Newbie Forum; Replies 10 Views 2K. Jun 14, 2004. bobcatnn. Question; overflow punking out coolant. whe3ls; Nov 23, 2010;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.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.

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 pro ... it has started blowing coolant out the overflow. Elizabethtown, ky: Didnt want to hijack the thread below. we have a 2004 pete with an ISX 460 in it. today i drove it to the other farm and filled with corn, headed out to the elevator and it got hot and shut down, when shut off it began blowing coolant out the overflow on the radiator tank cap. Truck Maintenance - Detroit leaking water out overflow tube - Okay, DDS60 (1996 model) in FLD120 with 702k. First driver said it lost about 9 gallon all together on about a 2000 mile run in the southeast. Changed radiator cap - old one looked bad - and now driver says truck is loosing about 1-2 gallon over about 2500Ratings: +378 / 0 / -0. #3 Feb 22, 2014. Last edited: Feb 22, 2014. R53 Cooling System Primer: For 2002-2006 R50 MINI Cooper and R53 Coooper S Hardtops, and 2005-2008 R52 MINI Cooper and Cooper S Convertibles. Thermostat. Thermostat begins to open at 89-92° C (192° F - 198° F) and is fully open at 103° C (217° F).18. Ohio. Jun 16, 2020. #2. deadliftdiesels said: Hello everyone, first post here. I own a 2015.5 LML Denali w/ about 61k on the clock, recently the truck was fully deleted including EGR/cp3 swap/ezlynk etc. Shortly after driving the truck home i received a low coolant light and was told to expect this potentially as it is a common occurrence.coolant will bubble in overflow bottle and temps should rise. DD: 2004.5 Dodge RAM 2500 QC/SB,4WD,5.9l,143k miles. When I get time to restore: 1969 Chevrolet Custom Camper/20 350 with turbo 400 trans 68,000 original miles (was my great-grandfathers) Share. Like.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 …

With a cold engine (let it sit overnight), start the engine with the radiator &/or coolant overflow cap removed. Let it idle and warm up. Keep an eye out on the level and circulation of coolant through the top of the radiator. Any trapped air should find it's way out of the system.The bottom radiator hose feel cold. When the heater stops working it seams to over heat. No evidence of oil in the coolant, it's not blowing smoke, not running rough, starting fine, not going to limp mode. Totally out of ideas!!! Check the water pump - sometimes the impeller blades corrode away or break.Key Takeaway. A car can overheat despite having coolant in it due to various reasons such as a faulty thermostat, airflow issues, inadequate coolant levels, blocked coolant passageways, cooling system leaks, faulty radiator fan, broken water pump, clogged coolant hose, frozen shut thermostat, air trapped in the system, or a failed water pump.How much does Party City charge to blow up balloons? We have information on availability and pricing. Does Party City fill balloons? How much does Party City charge to fill balloon...

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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 ...Jun 1, 2015 · I just recently had some overheating issues on my 4wd Tacoma and, after replacing the thermostat, water pump and radiator cap, the truck drives fine WITH JUST TAP WATER IN THE COOLANT SYSTEM (which I will replace with real coolant after I'm done testing) but, when I check the coolant spillover tank right after driving, I see it mildly boiling ... 10. A Fluid Leak. All kinds of fluid leaks can cause a burning smell from the car without overheating. These can range in severity from something as simple as oil dripping off the dipstick and landing on the exhaust manifold, to something as severe as coolant spattering on the engine block from a cracked cylinder head.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 ...

A few common causes exist for seeing bubbles or boiling your coolant reservoir, even when the car engine doesn’t overheat. A faulty radiator cap can lower boiling point of coolant and overall system pressure. Combustion gases from a damaged head gasket can cause problems with the cooling system. Coolant removes the heat from inside the engine ...1 post · Joined 2012. #1 · Apr 20, 2012 (Edited) hey im new to this. I have an 01 sportsman 500 I just picked up and its overheating and blowing coolant out of the overflow bottle. I have cleaned the rad, the thermostat is new and i checked its working, it has a new head gasket, the rad isnt heating up enough to turn the thermo switch on but ..."We've already seen around the edges some blowups in parts of the crypto world, and that could be foreshadowing some problems," Jeff Gundlach said. Jump to Billionaire investor Jef... Elizabethtown, ky: Didnt want to hijack the thread below. we have a 2004 pete with an ISX 460 in it. today i drove it to the other farm and filled with corn, headed out to the elevator and it got hot and shut down, when shut off it began blowing coolant out the overflow on the radiator tank cap. 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.May 13, 2014. 244. 1. 18. Blythe ca. Nov 27, 2016. #3. catman3126 said: let the pressure out when its cool, top the coolant off. drive it 30-40 miles and let it get hot, park it and checl the top radiator hose in the morning and see if its firm ike a tennis ball. if so pretty good chance your gaskets are done. time for studs.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.If the radiator is full of fluid, then this is normal fluid expansion. but filling the reservoir due to a Defective thermostat, or a radiator cap not capable holding it's prescribed pressure. Head gaskets that fail in the coolant passages have only 3 places to seep/open to: Combustion Chamber .... overheats, coolant overflows and radiator is …Coolant overflowing. So the past 2 weeks, my coolant overflows, mostlynafter I shut the truck off, andneventuallynit overflows literally 90% of the coolant out and then it will overheat, I've tried a new cap, removed thermostat, flushed heater core and radiator, I checked oil for coolant and its clean, temp stays normal, not sure what else to do.

08 6.7 overheating. my 08 6.7 3500 is over heating, the truck runs at 225deg when towing which causes it to blow out of the overflow resivoir. I have replaced the Radiator,the coolant is a 50/50 mix, the radiator cap, and thermostat. have made sure all air has been purged from the cooling system. The truck will run @ 190-205deg for a day …

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 again.May 20, 2020 · 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. blowing out antifreeze. I have 2004 Sportsman 700 EFI and took it to a polaris dealer in 2006 which during service they said it needed a new water pump seal which they replaced. I got it back, took it out west hunting and after riding it for awhile and after turning it off it would shoot antifreeze out of the vent hole on top of the reservoir ...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 ...WHEN I IDLE AT 1000 AND ABOVE OR JUST DRIVE IT, THEN I NEVER HAVE A PROBLEM WITH OVERHEATING NOR LOOSING ANTIFREEZE. I HAVE REPLACED A WATER COOLER, A TOP TANK CAP, TOOK A THERMOSTAT OUT, FLUSHED A SYSTEM AND CHECKED A RADIATOR FOR LEEKS. ... I am working on …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 … Isx Blowing Coolant Out Overflow - But Not Overheating Read More »Overheating can cause a lot of issues its hard to say without knowing a history. These engines are so complicated to guess anymore. ... it has started blowing coolant out the overflow. ... I have an International Prostar 2010 truck with cummins ISX. When engine warms up, the coolant fluid in the tank starts bubbling like in a jacuzzi and it's ...You have compression inside your coolant system. Usually a blow head-gasket, dropped cylinder liner, or cracked head (over-heated). In rare cases, the fault is in the turbo or the air compressor (but very rare). You will also have signs of oil/coolant cross-contamination. Look for oil in coolant and vise-versa.My 2006 Peterbilt 379, Cummins ISX engine, has used 4 gallons of coolant this week. It does not appear to be leaking anywahere, but when the truck is running, you can smell hot coolant around the passenger side. The low coolant light never comes on while running, but only after being shut off for 12 hours or more. I'm guessing EGR cooler?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.

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31842 posts · Joined 2008. #6 · Apr 26, 2015. With no lights/overheating warning showing up, it sounds like your reservoir is overfilled and as the engine gets up to operating temperature the excess (due to expansion of the coolant as it heats up) overflows from the reservoir. OR. perhaps there is a crack in your reservoir or the hose going ...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. napa sells a combustion gas tester, not very expensive ( like flightline mentioned). there is also a water indicating paste you can put on your dipstick and insert it down in the oil and wait a min or ...Jason have a navara D40 V9X 550 V6 which is blowing coolant out the overflow tank and overheating. No white exhaust, no water in the oil, no oil in the water. Still have full power but i have an EGR position fault. Would the EGR be passing exhaust gas into the cooling system?Temp gauge stays constant at 1/2. Rad fan still kicking in and out. Shut car off. And coolant fills the reservoir tank all the way to the top. As it boils/bubbles back so much so that it pours out the overflow vent/hole at the top of the reservoir tank. Once overflow stops and engine reservoir tank is empty again (it's all on the ground).Q&A: ISX Blowing Coolant Out Overflow but Not Overheating - Volvo VNL 2009. Ask an Expert. Car Questions. Truck Repair. This answer was rated: ★★★★★. 2009 Volvo VNL with ISX engine. Having issues with coolant… Hey. 2009 Volvo VNL with ISX engine. Having issues with coolant lost and moisture in crankcase filter housing. 1 million miles on truck.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.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.Today about a week later, my jeep overheated again. Same thing. High coolant level in reservoir yet low in the engine /radiator. I'm wondering if it's possible the reservoir cap has weakened (117,000 miles on the jeep) and is venting my coolant out causing low levels... It's definitely coming from the overflow tube which the cap seals … ….

1 post · Joined 2012. #1 · Apr 20, 2012 (Edited) hey im new to this. I have an 01 sportsman 500 I just picked up and its overheating and blowing coolant out of the overflow bottle. I have cleaned the rad, the thermostat is new and i checked its working, it has a new head gasket, the rad isnt heating up enough to turn the thermo switch on but ...2013 Chrysler 200 2.4L 4cyl. Hi All, I replaced the upper radiator hoses and coolant filler neck last weekend. On a few short test drives everything has been fine. Tonight, I took it out to drive somewhere 20min away. Upon getting there and shutting the engine off, I heard and saw air bubbling into the overflow tank. I drove home carefully.MHH AUTO1 post · Joined 2012. #1 · Apr 20, 2012 (Edited) hey im new to this. I have an 01 sportsman 500 I just picked up and its overheating and blowing coolant out of the overflow bottle. I have cleaned the rad, the thermostat is new and i checked its working, it has a new head gasket, the rad isnt heating up enough to turn the thermo switch on but ...1. Coolant Level. You have to ensure that the coolant in your coolant reservoir is the proper level of your coolant. If you overfill it, it can overflow. 2. Radiator Cap. You need to check if your coolant reservoir is overflowing. You may have a loose cap, or you might have a damaged cap. This is where the coolant should be.Jun 1, 2015 · I just recently had some overheating issues on my 4wd Tacoma and, after replacing the thermostat, water pump and radiator cap, the truck drives fine WITH JUST TAP WATER IN THE COOLANT SYSTEM (which I will replace with real coolant after I'm done testing) but, when I check the coolant spillover tank right after driving, I see it mildly boiling ... 02. Water Pump Malfunction. The water pump plays a pivotal role in the engine’s cooling system by circulating coolant through the engine and radiator. Failure of the water pump can lead to inadequate coolant circulation, causing the engine to overheat despite having a full coolant reservoir.The reason I asked if the coolant only pushed out while driving because I have seen the Pre cooler after the Turbo and before the air cooler fail and allow boost pressure to enter the cooling system. This will push out coolant but only while driving making boost pressure. If your is pushing out at idle. I would first pressure check the rad cap ...Posts: 2,321. Let's take a look at why the coolant is coming out the overflow tube. The spring in the pressure cap has to be overcome by the pressure in the cooling system. Once that happens the rubber radiator cap gasket lifts off the filler neck seat and coolant flows out and down the overflow hose.Well, I had just bought a used 379 with a Cat bridge engine with 240 000 miles on a new head/gasket/o rings/liners-UTP had just ran out in Nov 09. Noticed that when I got her home it had coolant leaking from rad overflow hose. Stuck hose in some water and bubbles are blowing out. Did notice cap was 7lb and was told it should be a 16lb cap. Isx blowing coolant out overflow but not overheating, Blowing out the overflow on my 2012 kenworth isx cummings. 2012 kenworth W900L isx 15 Cummins 550. I would like to but - Answered by a verified Technician ... i have a 2012 cummins isx at time blowing antifreeze out the presser cap not all the time just now and then ... it has started blowing coolant out the overflow., Today about a week later, my jeep overheated again. Same thing. High coolant level in reservoir yet low in the engine /radiator. I'm wondering if it's possible the reservoir cap has weakened (117,000 miles on the jeep) and is venting my coolant out causing low levels... It's definitely coming from the overflow tube which the cap seals …, Inspect the gasket on the cap. It needs to form an air-tight seal, or else the unpressurized system will coolant to boil off at lower temperatures. As others have suggested, check for radiator kinks, fans, and if all else fails, replace the thermostat. Most importantly, CHECK THE WATER PUMP AREA FOR LEAKS., However, an internal leak is not visible until you reach the cylinder block. Additionally, a leaky head gasket is a common reason behind an internal leak. If you observe a car not overheating but losing coolant, it might be an internal leak. Additionally, an internal leak amplifies heat in your engine. 2., The water pump is the heart of your BMW’s cooling system, circulating the coolant through the engine and radiator. A worn water pump can develop leaks in two ways: 1. Leaking shaft seal – The water pump’s metal impeller shaft passes through a rubber seal. Over time, this seal dries out and leaks coolant from the pump housing. 2., overflow tank coolant reservoir fill issue. Recently noticed my coolant was low and filling it caused a leak, I traced the leak to the reservoir and replaced it, I found the same situation a month later. I fill with the air intake off and find a Port on the bottom of the reservoir and it spews out of that when I approach the full line (I park ..., Leaking or blown head gasket. A frequently observed cause of coolant bubbling in overflow tank is a leaking or blown head gasket. When this component is compromised, combustion gases from the engine can slip into the water jacket and push air into the cooling system through the cylinder head., 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., Jul 20, 2016 · 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. , 5) External leaks. If a cylinder head gasket has blown between the water or oil passage and the outside of the engine, the result can be a simple coolant or oil leak. This is the least dire version of a blown head gasket, but is serious nonetheless. An external leak may not manifest itself as an immediate problem (other than causing a mess ..., High mile 6.5's that all of a sudden start blowin coolant usually have a failed head gasket. Cyls #'s 1 and 2 (front R and L) are the usual suspects. 98- 2000 blocks will crack #8 cylinders at times. Rip the heads off and have a peek., How Your CX-5's Cooling System Works. Your CX-5's cooling cycles engine coolant from the engine through the radiator. Water Pump- Your CX-5's water pump pushes the coolant through the entire system. The coolant starts in the radiator, enters the engine, pulls heat out of the block and heads, and returns to the radiator to be cooled again., no rebuild needed, just an air compressor.lucky guy!Music : Ikson - HarmonyMusic by https://soundcloud.com/ikson, The coolant reservoir may be boiling, but the engine is not overheating. This issue could be due to a malfunctioning pressure cap or a failed thermostat, leading to increased pressure in the cooling system and boiling of the coolant in the reservoir. It is essential to address this problem promptly to prevent further damage to the engine., #1 · Mar 19, 2021 (Edited) I Need help please. I have a Ram 2014 2500 6.7 stock in California. Noticed I lost coolant with a low coolant message two months ago. They …, May 4, 2004 · Sep 21, 2004. #1. Coolant is leaking from the overflow tube. The first time it was dripping out slowly & I suspect while I was driving, because there was a drip line where I turned onto my driveway. Never dripped any more once the engined stopped. Tonight was the second time in a week & there was a pool of coolant when I went back outside after ... , Jun 1, 2015 · I just recently had some overheating issues on my 4wd Tacoma and, after replacing the thermostat, water pump and radiator cap, the truck drives fine WITH JUST TAP WATER IN THE COOLANT SYSTEM (which I will replace with real coolant after I'm done testing) but, when I check the coolant spillover tank right after driving, I see it mildly boiling ... , SKÅNES FAGERHULT, Sweden, June 16, 2021 /PRNewswire/ -- Concentric AB announces a long-term agreement with an existing e-pump customer, a global t... SKÅNES FAGERHULT, Sweden, June..., 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., My problem is coolant is coming out of my over flow drain tube and then when cooling down not all the coolant left in the overflow back into the system as …, 5. Blown head gasket. When it comes to overheated engines, coolant coming out of the overflow tank is a sign that something is seriously wrong. It could be due to a cracked radiator, a weak water pump, or even an air bubble in the cooling system. But, most often it’s an indication that the head gasket has blown., Feb 13, 2012. #1. Got an 08 XP with just 1000kms, mint. It has been constantly spewing coolant out of the overflow, even when the reservior is way low. Sled runs fine, hasn't overheated yet but just a bit unnerving that I keep losing coolant. I did top it up a couple of times but just spits it back out, when warm ,levels are naturally higher., It isn't a Polaris and you shouldn't have to worry about the temp much. Scratches down in low snow, let it cool if the temp light comes on. The caps can leak, you probably have that fixed by bending the tabs a little. Sometimes cap wear out and will not hold the 15 lbs of pressure in the system anymore and puke coolant., The bottom radiator hose feel cold. When the heater stops working it seams to over heat. No evidence of oil in the coolant, it's not blowing smoke, not running rough, starting fine, not going to limp mode. Totally out of ideas!!! Check the water pump - sometimes the impeller blades corrode away or break., coolant will bubble in overflow bottle and temps should rise. DD: 2004.5 Dodge RAM 2500 QC/SB,4WD,5.9l,143k miles. When I get time to restore: 1969 Chevrolet Custom Camper/20 350 with turbo 400 trans 68,000 original miles (was my great-grandfathers) Share. Like., Coolant pushing from. 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., evan1. water pump, or head gasket, when it is running, feel different sections of the hoses too see if there hot OR take cap of and if the coolant moves around, it is the water pump. other than that it would be head gasket, its still a overheating issue. hope this helps:thumbsup:, 2000 Deville overheating Replaced waterpump, thermostat, no headgasket problem, no leaks, pressure tested fine, So the only things not tested are the 2speed radiator fan and the radiator for possible …, Somebody got the market move very, very wrong. It’s likely only a matter of time. First off, let’s be clear. The collapse in oil prices is pretty much the best thing that’s happene..., If you find that you’ve got a car running hot but not overheating there might be a few reasons: Clogged or damaged radiator. Low coolant level. Damaged water pump or thermostat. Overworked engine. Assuming your cooling system is working properly meaning it’s full of clean coolant and doesn’t have any damaged or clogged …, Los Angeles, CA, USA. Feb 25, 2019. #10. Gurgling after shutting down the engine means a coolant leak and the system isn't holding pressure. That's why everybody suggested the radiator cap and why Jerry is suggesting the thermostat housing if it wasn't obvious. Just find the leak and plug it., This type coolant leak is common on the new LML. The overflow tank has a divided inside. The side closest to the upper and lower hose holds the coolant. The other side (passenger side) is designed to catch overflow only. Most of the time the passenger side will and should be empty., Hi. Everyone. Isx-15 mandated, def-egr 640k miles. About 7 months ago coolant started coming out my reservoir tank (pressure relief cap) got to the shop, it was tested coolant had gas, so head was removed tested turned out to be a bad head. Got a new head from cummins (5k) all new seals and gaskets, drove good for 7 months maybe like 50k miles ...