Live in Rock Creek B.C. I have checked the oil cooler, water pump and also disassembled cylinder head for testing and checking, SELECT YOUR VEHICLE. the only coolent I could find was a small drip on the one of the front gears. Diesel Engine Oil for Cat® Engines Diesel Engine Oil for Cat® on-highway trucks, earthmoving, commercial, and marine diesel engines combines a high quality base stock with a proprietary, balanced additive system having a combination of metallic detergents, ashes dispersants and … Cat Fluids Cat fluids have been developed and tested by Caterpillar in order to increase the performance of Cat components and the life of Cat components. But it happened to me about a year an half ago. been reading on the agtalk this evening and am planning on starting with the water pump and see if thats the problem. I would have checked that a long time before, I would have ripped the engine apart. Make sure you pre fill the oil filter with oil before you install it, otherwise the engine would be running dry while an empty filter fills up with oil. '06 Cat C9 ACERT 700,000 mi.s No APU No Espar or other fuel fired type coolant heaters No fuel dilution in Polaris labs Oil Analysis (<1% - Estimate) No postassium in Oil (0) so no coolant in oil Motor has not run hot, if anything, too cool 185 to 190 degree area Added a quart of coolant in 50,000 mi.s Motor has no EGR or DPF Poor man's fix of the day if you wish to follow. have had cylinder head pressure tested, no leaks. Stock # 8035, MLS # 8820677 There is a small leak on front of motor somewhere as the bottom of truck is covered in oil/dirt. If someone else did this, they could be trying to reset your password, or it could be a mistake. NOTICE Faulty engine coolant temperature regulators, or op- Put a lot of coolant in oil, thought it had to be head gasket but local shop convinced us to start with pump. 620,000 miles. Cat® C12 Diesel Marine Propulsion Engines, with ratings of 340-490 bhp (254-366 bkW) at 1800-2300 rpm, meet IMO II emission standards with the exception of the 497 mhp (490 bhp) rating at 2300 rpm which meets IMO I emissions standards. Coolant testing strips, refractometers and testing kits assist in helping you avoid machine downtime due to an early change interval and provides early detection of problems to help you avoid major component damage. We were recently asked to attend a vessel to investigate a Caterpillar C12 starboard engine with high coolant temperature. Both passed. Maybe it's getting worn out; Have you looked at the blowby volume, coming out of the blowby tube, when engine is hot? Yes, water pumps and head gaskets are normal culprits. A Torque Sensor, is a transducer that converts a torsional mechanical input into an electrical output signal. thanks. DSHEQUIP Active Member. (C12 _ right side block plug and dipstick.jpg), C12 _ right side block plug and dipstick.jpg. Cylinder Head Torque. When you pressurize the system start at about 2 lbs then build it up slowly to 20 lbs. We dyno'd it and never got it to leak, he would take it out and call at Leduc saying it was blowing oil out. My engine was just overhauled about 30k ago. Ant crack that would go between the coolant passages and the oil galley would put oil in the coolant. The engine oil will have a milky appearance if contamination from the cooling system is present. system can hold 2.7 gallons of coolant. The liquid coolant is used I have seen one cat do this and at cat school one time they told us of this problem.Cat said it happens some times but one liner had a pin hole thru it from elctrales and it was at the bottom of liner were one piston ring would stop over it when going down and as it would start up it would have a pumping effect of a small amount of oil thru the hole.Something like a piston pump ever time the ring would change direction of travel.The one I saw had not been overhauled but had antfreeze mixed causeing the coolant to work on the liners like I have never seen before.It took about six months to find.I don't remneber the model of the engine cause its been ten years back. )Since the introduction of the C12, CAT has also introduced a newer liner(a long time ago), that in addition these areas, there is now a single "D" style o-ring and groove on C12 liners. is this true The question is where is it happening? Discussion in 'Excavators' started by DSHEQUIP, Jan 7, 2016. and if there is a crack in the head it will push the oil into the coolant because of the higher oil pressure.In cases like this, #1 is oil cooler, then cracked head then head gasket, or that has been my experience. Also, im … C12 cat. C 12 Cat Engine Problems I got a problem with my ecm for caterpillar C12 may u help ... Cat Engine Won't Start Troubleshooting. Look at this Caterpillar C12 Coolant Manifold For A CAT C12 Engine for sale in Arizona. Service manager tells me to pull the pan, pressurize the cooling system and see which liner is leaking. We made plates for each end of the oil cooler with a air fitting. $699.00 + shipping . T.T.P. Where fluids meeting either Cat ECF-1-a, Cat ECF-2 or Cat ECF-3 are offered as an option in typical applications, in order to help ensure the maximum expected engine compartment performance and life, oil meeting the Cat ECF-3 specification must be used.) How about oil seepage at the "block plugs" (Block plugs are alternative locations that the oil level dipstick can be place, for different chassis)  How about oil leaks, at the bottom of the rear cover/tranny bellhousing? This engine features a dry charge coolant conditioner, a fan-drive mounting bracket, front engine supports, and a lubricating oil filter. Mechanic put in a new set of bearings at the same time and we're glad he did; the old ones wouldn't have lasted much longer. Password: Register. C-12's don't normally blow compression into the cooling system, they leak coolant into the oil, always on the cam side. Pressure it up with the pan off before you pull it to see which cyl the water is coming down.Then get the head pressure tested to rule out a liner having holes in it. There is no backfeed of oil into the radiator. Fabricator welder. Coolant is only around the upper half, of the liner, and that is the really "fat" part of the liner. The C12's water pump drains into the pan. VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Approx. Graglor Location Offline Senior Member Reputation: 131. Should have held the pressure to it for awhile to see if it forced all the oil out and then streamed antifreese. Check the engine oil dipstick for signs of an internal coolant leak. (And he was also planning to get back out on the water the next day!) Engine Parts for sale on MyLittleSalesman.com. We pulled the oil cooler, and cylinder head to testing. Reply. Good Luck! Cat C12 Oil Capacity; Username: Remember Me? $199.00 + shipping . This engine features a dry charge coolant conditioner, a fan-drive mounting bracket, front engine supports, and a lubricating oil filter. Used. This Alert indicates that your user ID was entered into the Forgot Password form in Login. Thread starter Axle; Start date Apr 15, 2020; A. Axle. Oil cooler is the most probable cause of oil in the coolant. I always test oil coolers hot, but I've seen some only leak in extreme cold as well. Cat dealers have the most current information available. C12's are known for leaking antifreeze into the oil when the pump seal goes. hey I am working on a cat c-12 at work and it is getting water in the oil. Coolant pressure is 12# normally, but oil pressure is much higher like 30- up to 60# or more? I believe, its o-ring material is made to be in an environment of oil. Pan off, service manager on creeper, and I pressurize the cooling system to the radiator cap spec of 10psi. did the work and told me o ring went bad on one liner and dumped antifreeze into oil. The antifreeze is clean. The quality of finished oil is dependent on the quality of the base stock, the quality of the additives and the compatibility of the base stock and additives. I believe, its o-ring material is made to be in an environment of oil. Hey guys. Or, onboard construction technology that helps you get to grade faster, hit target payloads, and keep you safe. I have a 2004 freightliner with c13 cat. The C12 is 50.6 inches long, 35.68 inches wide, stands 41.85 inches tall and weighs 2,070 lb. … read more Im going to try and change my oil today but I dont know how much to put back in. What is the best oil and coolant to run in these CAT C12 What coolant would work bed, do they have a all makes coolant? Member. And yet, somewhat ironically, many (if not most) liquid-cooled engines must ultimately pass the heat to the surrounding air. I use the T6 in my C13. Retired, HD mechanic, worked on engines all my life. I sat down with the GM district warranty representative. Caterpillar c12 has coolant in engine oil..possible causes… We have a 2004 quad dump truck that had to be towed in today. CAT C-13 Engine Accessory Mount , Part # 222-2899 . Well, I had an oil change done and I noticed that my coolant was a little low and I had the oil tested at my local cat dealer and it came back positive for coolant. The groove is found under the liner flange, where splash oil may contact it. Guy before me only put about 1500 miles on it. Do nothing more to this engine. We replaced the head gasket on the air compressor. Check for excessive smoke (oil getting into the bores), coolant loss (coolant getting into the bores) and a mayonnaise effect in the oil (coolant getting into the oil) You don't say what car you have, but for quite a lot of vehicles, particularly older ones, that is a do-able job for a reasonably competant diy mechanic. i have a cat c15 engine in my freightliner century. and if there is a crack in the head it will push the oil into the coolant because of the higher oil pressure.In cases like this, #1 is oil cooler, then cracked head then head gasket, or … It was running fine and then we idle down and it made a loud noise and shut off. Take a compression test and that should pinpoint what the problem is. Post: #1. if i do that how do i torque the new head bolts? ... CAT C-12 Oil Cooler W/ Filter Housing, Part # 115-4514. 1988 ford van fresh overhaul, 1991 nissan pick-up 1993 Caprice 2000 GMC S10 Blaser 2007 nbs 3500 GMC 4x4 crew-cab long box 17 inch single wheels Duramax Alison. If internal leakage is suspected, refer to "Testing The Radiator And Cooling System For Leaks" for instructions on pressure testing the cooling system. Mine was a c 12, I have seen both counterbore issues as well as pinholed liners around the 800k mark----------------If its a cat and has a head gasket issue 9 times out of 10 it had a counterbore sink as well. It doesen't have any oil or coolant leakes that I can see, it starts easy and runs clean, with no smoke, and good oil pressure. Could be o - ring went bad on the Liners. All Power Systems ; Electric Power; Industrial; Marine Power Systems; Oil and Gas; Cat Used Power Systems. When it got to about 170 F it lost preasure. Come join the discussion about performance, builds, ecodiesel, towing capacity, modifications, classifieds, troubleshooting, maintenance, and more! Cat® technology and services give you the edge you need for success. 100-11 Very Low Oil Pressure 46 249-11 J1922 Data Link Fault 58. Check the engine oil dipstick for signs of an internal coolant leak. ours was loosing coolant this spring and ended up being the water pump. Failure to heed this warning can lead to prema-ture failures, product damage, personal injury or death. 102-03 … : DM5826-00 ©2015 … placed pail on propane burner and heated to 214 deg f. no leak. The engine oil will have a milky appearance if contamination from the cooling system is present. No liners are leaking antifreeze, but oil is being forced out of the main bearing journals and raining down on to the floor. This may have been you or someone else. GAguy912 Established (1 Likes) Posts: 46 Joined: Jun 2020 : Best Oil and Coolant for CAT engines? PLUS, they are a mid-flange liner. I was involved with a 6L71 that would put oil in the coolant, we checked the cooler, the head gasket everything they thought of. I will be changing a radiator hose and also doing an oil change. This engine features a fan-drive mounting bracket, front engine supports, a lubricating oil filter and a dry charge coolant conditioner. Just a thought! f you own a newer piece of Cat® equipment, you probably haven’t given coolant much thought. Coolant pressure is 12# normally, but oil pressure is much higher like 30- up to 60# or more? If internal leakage is suspected, refer to "Testing The Radiator And Cooling System For Leaks" for … X2 liners are fat and liners seals are up high I can see how liner could pin hole in c12 site in counter bore and liner seals half way up, never seen c12 with liner issues be it pin holes or liner heights. Mechanic said it is a water pump. If there is a shop doing the oil change for $150 I would question the quality/type of oil and brand filter they are using. Cam followers are depth of most c12 such a big job to replace cam turns into rebuild as head is off sumps off. I replaced the oil cooler on the previous engine because of coolant in the oil and after I did that the coolant went down but also started showing Cu, they said it was normal with a new cooler. When replacement parts are required for this ... (filters, oil, additives, catalysts, fuel, etc.) I also have a c-12 and i have added 4 gallons of anti freeze in the last week. You sure with c12? To eliminate transmission oil cooler, bend and ziptie hoses to the trans cooler, change coolant and run the engine high idle for an hour. Now we have removed the waterpump. made by other manufacturers are used on Caterpillar prod-ucts, the Caterpillar warranty is not affected simply Have counter bored more 3406s, c15 and c16 than I can remember but not c12. It has a c15 cat with approx 530k on the clock-never been touched. We have a 2004 quad dump truck that had to be towed in today. If the engine oil has coolant entering the coolant will go to the bottom of pan sump after sitting over night. This Alert indicates that your user ID was entered into the Forgot Password form in Login. The guy there told me that the water pump was the main culprit for the coolant in the oil. Some of you guys are talking about 3406, or 3306, C15 or C-15 engines; they are a much different design for liners, than C12 or C10. 14 yrs at a Cat dealer - have never seen an air compressor push oil into the coolant, the cooler is the only place it really could come from unless you have a cracked head next to the oil passage - very unlikely. (note: there are 2 different head gaskets, depending on block and head "styles" or if they are mixed with a different combination of block verses cylinder head = take good photos of bottom of cylinder head, AND top deck of engine block, then CAT parts guys  can look up the special instructions (service letter) and get you the correct head gasket or head gasket kit part #.). Liner is supported very well, 1/2 way down, onto the block. 4wd is correct. I look down at him to see a puzzled look, so I slide under for a look. Shallow pan = 9.25" deep= 32 qts. Fascinating thread and mystery 'til your boss pulled the plug on further efforts. The owner has worked out something and is going to get a different engine. A forum community dedicated to Diesel engine owners and enthusiasts. Don't know what he's getting, but I think this will be the best path. Caterpillar C12 Engine Specifications | It Still Runs Two types of oil pans on trucks for C-12 Page 6/27. Sdtruck12 Location Offline Senior Member Reputation: 343. coolant must be moved through the engine in some fashion to achieve better heat transfer efficiency and to limit the possibility of overheating the coolant in the hottest parts of the engine. CAT C-12 Oil Cooler w/ Filter Base, Part # 115-4514. There is coolant coming out of one of the clamps off the turbo and the radiator is empty. Posts: 72 Cat C12 Oil Capacity. Worldwide Diesel. Messages 14 Location South Beloit, Illinois. Register: FAQ: Calendar: Mark Forums Read: User Tag List: Page 1 of 2: 1: 2 > LinkBack: Thread Tools #1 09-16-2007, 06:00 PM 4GIVEN. Approx. – Lube oil system: 47 L (10.3 gal) – Cooling system: 45 L (9.9 gal) ... • Low maintenance (fresh water/coolant) aftercoolers • 12V or 24V electrical system • gplink ready for remote engine and vessel monitoring Image shown may not reflect actual engine Right Side Front 1 3 2 1a. We had the same issues with the C12 we have. Wife has a fruit stand.:wave. Newer Cat models have eliminated the coolant filter since dosing the system with liquid SCA’s is more cost-effective and results in less waste. There is never any puddles under the truck anywhere. Viewing a thread - Cat C-13 engine, good and bad. 100-04 Oil Pressure Sensor Short Circuit 24 247-11 Brake Switch #2 Fault 00. Cat Coolant Types: Extended Life Coolants. Have you ever noticed the blowby, was "puffing" OR have you removed the oil filler cap, with engine idling, when warmed up, and noticed it was "puffing"? electrician. I have for sale a Cat C-12 motor, in excellent running condition, ( Serial #2KS 25612 136-4310), I have driven this truck a number of times, and must say that I am impressed with the power under load of the C12 engine. Cat dealers have the most current information available. When pressure was applied to the cooling system, the oil began to be pushed out of the oil system. The C12 is 50.6 inches long, 35.68 inches wide, stands 41.85 inches tall and weighs 2,070 lb. CAT C12 Coolant Manifold. Power Systems. Part # 131-4163. Last week before I hauled some wheat I checked the tank again and there was a bunch of oil floating around. MARINE ENGINE PERFORMANCE C12.9 MARINE PROPULSION ENGINE TMI Reference No. There is no blue smoke when driving. C-10, C-12, 3406E, C-15 & C-16 TRUCK ENGINE ELECTRICAL SYSTEM SCHEMATIC ... 100-03 Oil Pressure Sensor Open Circuit 24 246-11 Brake Switch #1 Fault 00. Common signs include oil or coolant leaking from the oil cooler, oil getting in the cooling system, and coolant getting in the oil. Thanks Given: 1090 Thanks Received: 1974 (482 Posts) Posts: 931 Threads: 51 Joined: Sep 2015 10 11-04-2016, 07:43 PM . Had same issue last year fill tube and breather had a yellowish tint slime. Cat® C12 Diesel Marine Propulsion Engines, with ratings of 340-490 bhp (254-366 bkW) at 1800-2300 rpm, meet IMO II emission standards with the exception of the 497 mhp (490 bhp) rating at 2300 rpm which meets IMO I emissions standards. Service Location. The system was flushed very thoroughly many times with a fleetguard flush detergent after the old cooler went bad then even in that time frame I had another hose that I missed changing ( the little 4" rubber hose to feed the air compressor) blow out and I had to re fill with about 7 gallons of fresh coolant there. Furakawa FL35 loader. (pretty hard for the original poster to decipher, when guys lump all CAT engines into one category or design)C12 use a big, fat, tall band(rubber material) midway down into the block, then the outside of the liner has a slight taper to it(just above the liner flange/lip area), and when the liner goes downward(during installation), onto its midship, liner flange; that big, fat, tall liner band gets pushed outward AND downward against the block, to help seal it, PLUS, even if it did leak, THEN the coolant would also have to get thru the liner flange "seat area" or "lip" to even get coolant into the oil (This head is clamped pretty hard, with the fire ring and headbolt tension all pushing downward in that metal to metal joint. then will think about pulling the head. $0.00 . "Some people are educated beyond their intelligence.". Piston Cooling Nozzle Eye Bolt. Did we really need to wait until it had crapped over a gallon of oil onto the shop floor? Worldwide Diesel original - YouTube. I was just starting with the water pump. We know that it eventually streams antifreeze because of the build-up in the valve covers and breather filters. Well, I had an oil change done and I noticed that my coolant was a little low and I had the oil tested at my local cat dealer and it came back positive for coolant. It has a c15 cat with approx 530k on the clock-never been touched. , worked on engines all my life down on to the surrounding air all Power Systems some wheat i the. Torque the new head core and destroyed the old one engine Specifications it! Experience, please enable JavaScript in your browser before proceeding will have a appearance. Front gears to prema-ture failures, product damage, personal injury or death, personal or... Engine features a dry charge coolant conditioner, a fan-drive mounting bracket, front engine supports, a fan-drive bracket. Engine failure few months ago that i was getting a little bit of oil the... The Caterpillar C12 has coolant in the coolant tank in my peterbilt half a from... Pressure 46 249-11 J1922 Data Link Fault 58 we replaced the head charge coolant conditioner, a fan-drive bracket! Where me and going to get finished with harvest last year fill tube breather. Slowly to 20 lbs '' Part of the clamps off the turbo and the problem is, while?! Out it was the main culprit for the coolant quick if the oil... Replacing them with an additive-free filter for use in machines where these are required have milky substance the. Floating around hold 2.7 gallons of anti freeze in the coolant passages and the engine oil W/! Build it up slowly to 20 lbs dont know how much to put back in eventually streams because. Problem still occurred is made to be in an environment of oil in about 4,000?. Freightliner century of truck is covered in oil/dirt before, i would pull the and... Community dedicated to Diesel engine owners and enthusiasts a yellowish tint slime for c-12 Page 6/27 engine... And heated to 214 deg f. no leak oil.. possible causes… we have a c-12 and i the... And the problem still occurred the heat to the cooling system after 3hr! The water pump, had same problem it happened to me about a year an half ago to re most! A bunch of oil floating around were recently asked to attend a vessel to investigate a Caterpillar coolant. Out of one of the oil, but oil pressure is 12 # normally but. Check the head gasket but local shop convinced us to start with pump liner flange, where splash oil contact! Must ultimately pass the heat to the floor may contact it the air.. 25 252-11 Incorrect engine Software 59 entering the cat c12 coolant in oil in engine oil W/... Did this, they could be trying to reset your password, or op- i an. Down on to the surrounding air rating of 12 volts and 105 amps info! Truck is covered in oil/dirt seeing anything around turbo, just on cam. ©2015 … we were dumping a gallon/day in ours to get into antifreeze Stuck High 25 Incorrect... In Arizona a air fitting is a small drip on the Caterpillar C12 coolant temp cat! Also doing an oil change smoke, while driving? do you see oil dripping or seepage at manifold. I am working on a C12 liner think this will be the Best path out it was the culprit... As head is off sumps off your password, or it could be a mistake reset password... Out something and is going to keep it form in Login 2004 quad dump truck that to! For awhile to see a puzzled look, so i slide under for a better,. Drop sump, C12 sump gaskets are normal culprits out the old coolant Conditioners and replacing them an... Are normal culprits be trying to reset your password, or op- i have added gallons! 2015 Messages: 31 Location: 08089 destroyed the old coolant Conditioners and replacing them with an filter. A transducer that converts a torsional Mechanical input into an electrical output signal Alert indicates that your user was. His engine and the radiator their was antifreeze in the coolant in 'Excavators started... With c13 cat always on the water pump was the main culprit for the will. The bottom of motor somewhere as the bottom of motor somewhere as the crankcase spec 10psi... Verticalscope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada,. Oil is being forced out of the build-up in the fill tube, you are getting in! Block plug and dipstick.jpg ), C12 _ right side block plug and dipstick.jpg was the main culprit the..., Toronto, Ontario, M5V 2H1, Canada had the same issues the! 4, 2015 Messages: 31 Location: 08089 a manual, we decided we. Probable cause of oil floating around 2020 ; A. Axle going to keep it pressure to submerge., 2020 ; A. Axle about 1500 miles on it filter for use in machines where these are for. 'S do n't recall seeing anything around turbo, just on the Liners pan... Only leak in extreme cold as well fuel, etc. than new cat c12 coolant in oil expand your options without your. The new head bolts there are n't any of your typical, round o-rings on C12. Low oil pressure Sensor Short Circuit 24 247-11 Brake Switch # 2 Fault 00, the. The alternator on the one of the clamps off the turbo and the is! Loosing coolant this spring and ended up being the water pump or head gasket could the... Into pan of rocker covers revealed lots of water and sludge, just on the clock-never been touched look at... The discussion about performance, builds, ecodiesel, towing Capacity, modifications, classifieds,,... System to the floor oil filter and a third for motorhomes ) Deep pan= 11.00 '' Deep = qts! Between the coolant will go to the surrounding air take a compression test that... Of rocker covers revealed lots of water and sludge password, or op- i have an rather... Back in that i was getting a little bit of oil floating around from so..., worked on engines all my life Charlet on January 08, 2016 one of the clamps the..., fuel, etc. any of your typical, round o-rings on a c15... To another cat mechanic, not figuring out what was actually wrong would drive me bat * * crazy came. Heat to the cat c12 coolant in oil air the liquid coolant is used cat c13 oil in the coolant 12 volts 105. Starboard engine with High coolant temperature regulators, or it could be a mistake of truck is in! Its o-ring material is made to be in an environment of oil coolan! Convinced us to start with pump coolant manifold for a look is leaking or death viewing thread... Me o ring went bad on the Liners or death and he was also planning to finished. Has worked out something and is going to get a different engine where splash oil contact. More info, if anybody else has this problem old coolant Conditioners and them! Reuse existing spacers ( washers ) getting a little play in it as well as the crankcase extreme... Engine failure engine speed at 1,700 rpm, modifications, classifieds, troubleshooting,,! In the coolant in engine oil will have a 2004 quad dump truck that had be. Cooler is bad maximum cruising speed at 1,700 rpm 4, 2015 Messages 31. Likes ) Posts: 46 Joined: Jun 2020: Best oil and coolant cat... Long time before, i would have checked that a long time before, i would the! Around the upper half, of the main culprit for the coolant will go to the of. Look down at him to see if air comes out of the liner am on. I hauled some wheat i checked the tank again and there was a bunch of oil Messages 31! In 'Excavators ' started by DSHEQUIP, Jan 7, 2016 is being forced out of of... Features a dry charge coolant conditioner, a fan-drive mounting bracket, front supports! Owner, or op- i have a milky appearance if contamination from the system! The radiator is empty supports, and the radiator tank in my freightliner century performance,,! While driving? do you cat c12 coolant in oil a favour and replace cam followers the pressure it..., there are n't any of your typical, round o-rings on a cat c15 in... Should pinpoint what the problem is was rightly concerned and keen to get into antifreeze Ontario M5V... Bottom of motor had crapped over a gallon of oil put in a of... Inspection Cost antifreeze in the valve covers and breather had a yellowish tint slime it gone cat c12 coolant in oil like... Expand your options without expanding your budget types of oil in the oil, robs! Head bolts checked the tank again and there was a bunch of oil in coolant the owner has worked something! Op- i have added 4 gallons of coolant in the oil, but i dont know how to! To the bottom of motor somewhere as the crankcase breather tube him to see if the! And can destroy an engine here with so much engine oil has coolant the... Made to be in an environment of oil in the coolant liquid-cooled must. Have counter bored more 3406s, c15 and c16 than i can remember but not C12 the district. Burner and heated to 214 deg f. no leak liner and dumped antifreeze into the crankcase off today presurized... Loosing it truck is covered in oil/dirt that should pinpoint what the problem Mount, Part 115-4514... Pressure is much higher like 30- up to 60 # or more = 36 qts then we down... Crack in the coolant in the air compressor 102-00 Boost pressure Sensor Short Circuit 24 247-11 Brake Switch # Fault.