A radiator cap can cause the system to boil and spit out all of the coolant. Nov 26, 2020 #8. t turpin Bobtail Member. Gasket did not look blown to me. Replaced thermostats. Yes, your theory is plausible. It’s been reaching over 100F there this past week. Top truck off with 2 gallons water when it's cool and it blows most of that out of the overflow after 5 minutes of idling up to temp. This can lead to overheating. It seems to just blow water all (and antifreeze) under the hood. It got hot so I stopped and let it cool down. First, ensure the coolant level is not too high and the expulsion is not due to normal expansion. Breezio69 Proven Member. The radiator cap was the first thing I did. This will bleed any air from the radiator and cooling system before you replace the pressure cap. January 5, 2020 at 11:31 am . I thought the thermostat was bad so I changed it but now wont start at all after getting hot and dying. SLC, Utah . I have 37 hours on my machine. Feb 17, 2014 #4. I then add about a gallon of coolant and go on my way until the light comes on again. New cap and all is well. The coolant level in the bottle at normal operating temperature should be at the MIN mark. Your radiator cap is, after all, designed to hold 15 to 16 psi (typically) before releasing coolant but freely draw coolant back into the system after the engine is shut down, and if the coolant was heated up after having cooled totally overnight you’ll have some pressure. Enough to cause it to overheat. Good luck. 0; I Love ZUKIWORLD! txstang84. The head was removed Friday. 2005 trucks should be checked to see if recall 05B32 applies to them. Could this be a rad cap issue or head gasket? The fix: When flushing the radiator and cooling system, make sure you run the engine with the pressure cap off for 15 minutes after refilling the system. As called in the title - it blows coolant out of the cab of the coolant tank. Its the one little procedure not yet done to that poor truck. Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › Coolant Steaming out of Radiator Cap. Logged 86Sumo. In the south, we also use "Water Wetter", by Redline, as an additive. Coolant that enters the combustion chamber will compress with the air-fuel mixture, then blow out of the exhaust manifold. Posted by rclingan0807 on Oct 18, 2009. Ii have a 92 supercharged 5.0 and for some reason, after it warms up good, it will blow water out of the radiator and overflow. Coolant blowing out of the degas reservoir can be indicative of a blown head gasket. Open your radiator cap, insert the angled peice of the spill free funnel into the correct cap for you car, then the main peice of the funnel on that, Make sure that you have all conections on sung so that there are no leaks. 1 Posts . My 9-5 SE Turbo suddenly overheated and blasted coolant out of the expansion box filler cap accompanied by an alarm and sid display to refill coolant fluid. There is no other leak. Have a Toyota Camry 4cyl. 2 0. Radiator Cap. Apr 16, 2014 at 10:02 PM #6 #6. racer1x Well-Known Member. That heated coolant then runs through the radiator, where the heat dissipates. 1 Comment; Flag; More. x1Heavy, Mar 27, 2019. x1Heavy, Mar 27, 2019 #6 + Quote Reply. 27. If you had specified exactly how cold or warm the engine was when this happened, and how quickly the coolant was pushed out, it would have narrowed the possibilities. No water in oil check engine light is on. Do you think the heads or gaskets are out? Clicking this will make more experts see the question and we will remind you when it gets answered. The top hose from head to radiator was flat. Jump to Latest Follow 1 - 20 of 31 Posts. Reply. Print this page ; Share this page; rclingan0807 Oct 18, 2009. fluids arent mixing at all × Comment Anonymously. Discussion Starter • #1 • Feb 20, 2017. Started 2.5 bakkie but noticed that radiator fluid is being pressurized and blows the fluid out at a high pressure with air as well through the reserve tank pipe to outside of the vehicle adjacent to the engine. Freightliner blocked off the air compressor and checked egr system. The truck under heavy acceleration will blow coolant out of the radiator cap. It's supposed to hold 15 PSI it failed at 3. A good protection will read 164 degrees Fahrenheit. There are two likely causes, and many more unlikely ones. Joined Mar 5, 2012. If the air never stops coming out or if the coolant blows out of the radiator … Joined: Feb 8, 2010 … Hi I'm new to this site. The remaining coolant exits the tailpipe in the way of steam, which dissipates in the atmosphere. When you drive around to see if anymore coolant is coming out are you getting into boost? If you have a bad radiator cap, the coolant could get released too quickly and cause the reservoir to overflow. Trucks built with the 6.0 PowerStroke engine may exhibit coolant loss, low coolant, or coolant blowing out of the degas bottle. I have looked back thru the past threads on overheating and can't find anything that applys to mine. Here is my problem, I have a 2001 Polaris sportsman 500 with 1200 miles on it. Not fun (big $$$). Have a 2002 f250 7.3 recently bought. Check the coolant strength to see what the protection is. My truck is blowing coolant out of the overview tank and has no heat. My immediate thought was water pump failure. Def need to tale it somewhere & have it checked out. So I replaced the cap which stopped it from blowing out of the cap but then it just blows out of the overflow tube. I already changed the coolant-cab twice. I stopped and raised the bonnet to find coolant level up to cap level and coolant all over the engine compartment. Until the old worn out radiator cap was shown to be bad. Radiator cap pops off and blows coolant. If all is well the coolant should just flow by. This system also can circulate some of that heated coolant through the heater core in the dashboard, sending warm air into the car once you turn on the heater. - 88 F150 w/ 5.0, New radiator 1; 2 ... 2014. Jump to Latest Follow 1 - 20 of 21 Posts. When the car is cold pop the rad cap off and start it, let it warm up and watch for bubbles through the filler neck. Please advise. This engine only has 500717 miles and the cam bearings are already show copper in the bottom. TEST 2: Coolant Shooting Out Of Radiator. Want Answer 0. 06' ISX Blowing Coolant out of Radiator overflow. Topic April 6, 2013 at 3:36 am #511564. jamison. Turned it back on and added water it ran for few miles got hot and popped reservoir cap open. Check the radiator cap to see if the seal is torn or if the release valve inside the cap has failed or is sticking open. Matt. Cooling systems that use expansion tanks will have the pressurized radiator cap located on the expansion tank rather than the radiator. Coolant Steaming out of Radiator Cap. I just got back from LA. A radiator cap functions as a pressure seal, and keeps the cooling system pressure raised. 15 Year Member. Sponsors. Blows water out from under the 15lb radiator cap. Before I continue, let me explain that this test is usually done by removing the radiator cap. I've personally had it happen on a turbo diesel pickup. Add Tip Ask Question Comment Download. It runs fine after that but there's always tell tale water dribbles and sometimes steam under the radiator cap when I stop for fuel. Coolant Blowing Out Reservoir Tank. I am having a problem with the coolant blowing out the cap of the plastic antifreeze resevior and making the 2008 XP 700 run hot. Take the radiator cap off and run the motor for 15 minutes to purge the air from the cooling system. After replacing the intake and water pump, I see the temp go WAY up and then drop back halfway sometime just a quarter but on top of that I started getting water to blow out from the radiator cap. what could cause this? Creator. The coolant, which has now pressured and turned to steam, travels through the exhaust pipes and muffler system, where a lot of it condenses and evaporates. Coolant is blowing out of the radiator cap after hitting full boost. It also allows pressure and coolant to vent back to the expansion (overflow) reservoir. Was told when I bought it that it needed a oil cooler seal kit so I replaced the seals and have been having cooling problems ever since. I replaced the radiator cap but that didn't do a think. If your Ford Escape's engine oil passes TEST 1, the next test is to see if coolant will shoot out of the coolant reservoir/expansion tank (with the cap removed) when cranking the engine. I have to be super careful taking the cap off, because there is so much pressure building up that it will blow the cap out of the air and shoot a geyser of coolant 15' in the air. Billymacanallay, Apr 16, 2014 #5. 1,109 17. This topic contains 15 replies, has 5 voices, and was last updated by jamison 7 years, 7 months ago. Topic: Anti-freeze blowing out of the radiator cap ... FWIW, make sure you have decent coolant/fluids; distilled water is preferred and a blend of anti-freeze, if you're where it gets cold enough. We pulled the cap off that thing and tested it. I fear I will have to go to the selling dealer for repairs. Participant. Hi and thanks for contacting YourMechanic. (Image/Mishimoto) The cooling system is constantly under pressure with the use of an expansion tank. Air bubbles in the coolant, at the radiator or expansion reservoir, means air has entered the system at some point. Sure sounds & looks like you're pushing pressurized fluid out. Read our comprehensive guide on how to do a coolant … Replaced the radiator cap twice. 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. When I drive and the coolant reaches 196°F the coolant line from the water pump to the radiator gets hard, the radiator stays cool and because of the pressure coolant blows of the coolant-cab. It is being blown out of the tube on the overflow tank. Hi there, I saw that a few people on the forums had this kind of issue but I have yet to find a solution. I have changed the thermostat and water pump because it seems like it super heats in the head or something because when it does it I lose heat from my vents and then the trucks temp goes up to 230 or so then will start to circulate coolant again. QUALITYTRUCK Thanks this. 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