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Questions tagged [coolant]

An alcohol based fluid that is miscible in water and used to remove heat from the engine. Also see [tag:cooling-system] for related components such as the radiator and water-pump.

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Engine coolant not hot

Recently bought a 85 bronco ll with a 2.8 motor. Engine coolant won't reach normal temp. Changed the thermostat, flushed and refilled coolant, but still had the same problem. Replaced radiator cap, ...
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Ford water in engine

So the air filter has holes in the bottom of it and sucked up water into the air intake. The water mixed with the oil and caused the engine to start burning coolant. Ive drained the 97 ford ...
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BMW X3 2012 28i (F25) Coolant Leak

I have a 2012 BMW X3 28i with about 68,000 miles (109,000 km) on it. I received an alert that my coolant was low last week. I immediately went out and bought coolant and filled the coolant reservoir. ...
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Exhaust in the Coolant 2000 Honda Civic EX

I know the 'go to' answer for this is the head gasket. But: the mechanic just did an engine overhaul and same problem persists. Allow me to explain. In November 2018 mechanic did work and replaced ...
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Mechanics left the cap off my radiator. Can this cause proven damaged to my engine?

I had a service done on my car I drove my car home (40 min drive) and noticed the heating wasn't working. I checked under the bonnet the next day and there was no liquid in the radiator reservoir and ...
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2006 chevy equinox overheating

My 2006 chevy equinox was overheating, temp gauge fluctuated up and down, and blower was not working at all. Also fans would come on and stay on for about 5 minutes after ignition was turned off. I ...
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Radiator Flush Mazda 3 2010 - 100,000 miles

I'm working on flushing the radiator on my 2010 Mazda 3 at 10,000 miles. Am I correct to assume an appropriate process is to iterative by filling and drain the system with distilled/de-mineralized ...
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It's 18° I have zero fluid in my radiator I have one gallon fr eze it says do no add water of fluids what do I do

Dodge ram 1500 2001 5.9 l what do I do surely my system requires more fluid water etc ..
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Coolant temp. is normal, no leak, but heater core unit gets very hot

Vehicle: 2005 Mazad3 Hatchback (1.5 L) 4AT Issue: The heater core unit beneath the dash unit gets very hot after around 15 mins drive (AC is turned off) While the coolant temp. gauge shows not ...
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99 Alero overheated due to low coolant, coolant light stays on after filling coolant

I was driving my 99 Alero and it started to overheat quickly like went from normal temp to red line in about 90 seconds. I shut the heat off and it dropped back down. Then the coolant light went on. I ...
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Burning Rubber Smell

I have a 2015 Chevy Trax. Recently I have noticed that when the car is idling it smells like burning rubber and will only happen after about 10 mins of driving. Living in northern Ontario I warm my ...
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Re-filling the coolant - Susuki Ritz (Splash)

I have a diesel (DDIS) version of the Suzuki Ritz/Splash. I would like to re-fill the engine coolant, as it has been topped-up for a long time now, and might be mostly water than actual coolant right ...
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Mixing same color coolant from different brands

My toyota car has toyota pink color long life coolant. And I have topup it with Seiken Hyper long life coolant (pink) since I couldnt find the toyota one. Will it be ok? Both coolant has Ethyl glycol ...
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Car engine coolant system (radiator cap) air

I have only one question! So what I've heard, it's bad to have air left in the coolant system! So my question is, can air get inside the coolant system if I just take off the radiator cap to check ...
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Oil still in coolant 99 Accord

Took my car to a shop and I honestly don't think they are the best even though they seemed like they knew what they were talking about. Long story short they did a head gasket repair, replaced the ...
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Why would a coolant reservoir be full to the top when the engine is cold?

I’ve got a 2004 Honda Civic DX that has been acting up lately. It started with the inside of the car started blowing cold air when driving at low speeds or in park, and I thought it was maybe the ...
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Cyclinder 2 misfire error code - 11 Dodge Journey 3.6L V6

2011 Dodge Journey Mainstreet 2wd 3.6L V6 100k miles Check Engine Light on, first read Low Voltage replaced Battery Check Engine Light came back on, 2nd read Cylinder 2 misfire, & Thermostat ...
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oil is mixing into coolant water

i have an opel astra twintop 1.6 2009. oil is mixing into coolant system. there is oil in expantion tank. almost all the oil goes into expantion tank. Can you show me the way how to solve it? we ...
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Full coolant expansion reservoir when cool but low in the radiator

My 98 buick century limited has a overfull coolant expansion reservoir when it's cool but the radiator light is on and the radiator is low on fluid. I'll fill the radiator, light goes off, drive it a ...
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133 views

Low coolant level and high engine oil in VW

I have a 1.5 year old (mileage ~7000km) Volkswagen Vento with 1.6 MPI Petrol engine. Recently I noticed that my coolant level was below minimum and my engine oil level was higher than the max on the ...
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Just had engine rebuilt, since that i had to replace fuel pump, now heater is blowing and no hot air. Could this be due to the rebuild done?

i just had an engine rebuild and since have had several minor but potentially expensive issues. Can a heater be affected by an engine rebuild? I picked it up 3 weeks ago and was informed that if my ...
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radiator removed – is it still possible to flush system?

I'm replacing radiator and a/c condenser on my car. After hitting a deer, they both bent inward and most of the coolant leaked out of the car. I got both of them off the car and realized I forgot to ...
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89 Hiace, Coolant full but when I open the radiator cap its empty? Is this normal?

recently bought a 1989 hiace an im worried if it is overheating. Check coolant level and it is perfect, but when the radiator cap is opened it is dry inside. Very little driving experience. Is this ...
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2003 Honda Overheating issue

Okay...I have read all other posts and while some are exactly what I am experiencing it is slightly different. My car will overheat after 30 plus minutes on the freeway. I can turn the heater on and ...
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Liquid noise after opening coolant cap while warm

Today I got the message the coolant level is low, checked when cold, it was below the minimum. I made the mistake of partially opening the coolant cap while engine temp was halfway to its operating ...
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What makes this coolant brownish looking?

When removing the radiaor cap I beleive the coolant should be a clear colour, in my case a clear pink colour. However looking under the radiator cap, as you can see in the picture, I can see a kind ...
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257 views

Did the shop use the wrong coolant in my car?

02 Honda Civic EP3/SiR I noticed the coolant was a bit low, asked the shop to top it up while it was in the other day. The manual indicates to use Honda Coolant/Anti-Freeze Type 2 part # OL999-9011 ...
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Just noticed my coolant is a bit low. Could this have caused any damage?

02 Civic SiR. I just noticed the coolant is about an inch below the "low" mark on the reservoir. There are no operational problems, runs normally, doesn't overheat. Is this low enough to have ...
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No heat in my car

My front windshield would fog up from time to time whenever I left the car which says that there's water causing moisture somewhere, I also had to put quite a bit of coolant in with in a few months ...
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Coolant Level Drop

I have a 2013 VW CC 2.0 TSI. I have noticed a slight and continuous drop in the Coolant Level within the expansion tank, unfortunately no trace is found on the floor. I happened to go underneath the ...
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Distilled or deionized water for Audi G13 coolant?

The back of the Audi G13 coolant concentrate bottle I have specifies "use with distilled water ONLY", is it OK to use deionized water instead, or any other kind of water? I’ve read a great deal of ...
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2004 Chrysler Sebring Coolant Overflow

So my dad and I replaced the thermostat, outlet housing, and radiator within the past month (all went bad at once) So ever since replacing the system, we have been noticing that as we put coolant in ...
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What is the safest approach to deciding what coolant to use when you have no spec?

On a modern automotive engine, if the system is flushed with water, is it safe to use regular non-OAT ethylene glycol coolant and then continue to replace it at the defined interval (2 years for ...
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Why Vw tdi taureg losing coolant quickly?

After 5 years VW taureg tdi needs coolant added in 4 weeks and car functions fine with no signs of leakage, why?
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reduce coolant consumption

I am confident that my COOLANT consumption is normal but I would like to reduce it. It seems to me that coolant overflow systems are less than ideal. The air space above the coolant in the bottle must ...
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How often should we change Coolant Temperature Sensor, and is it life time long?

I drive Nissan Sunny 2010 N16, it has 225000 KM, I am experiencing extra fuel consumption, for 45 Ltr it makes only 350 KM in average (high way/city) driving, one week back I changed the oxygen sensor ...
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Using lots of coolant, suspect head gasket

1998 Subaru Forrester, 4 cyl. I don't remember the exact specs of the engine. It's using what seems to be a lot of coolant -- probably 2 qts in a 30 day time span. There's no leak (I've left ...
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Prestone yellow bottle coolant vs old green coolant

98 civic ex has always had “green” coolant. Now not sure if that’s original used stuff or what. However I noticed you can’t really find regular old green coolant that uses silicates and had to be ...
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Can you have coolant in the resevoir tank while the radiator is low on coolant?

Suppose my coolant reservoir has gone low and but is still showing a little coolant. I was under the impression that the rest of the system is still full (even when leaking) since if the radiator was ...
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Was I right to drive with leaking radiator given these assumptions?

I noticed coolant was leaking and drived home slowly. By the time I got home I noticed there was no more leaking so could be all coolant gone. It seems to be from the radiator however I could be wrong....
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How to prevent nut falling off ring wrench?

I have minimal space to work with on a BMW X3. I am changing the coolant. I am following these instructions: https://www.newtis.info/tisv2/a/en/e83-x3-2.0d-sav/repair-manuals/17-cooling/17-00-...
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1answer
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Does the coolant gauge go up or down when there is no coolant?

My car nearly overheated where temp gauge just touched max temp. Does this mean engine damage? I thought that maybe the thermostat broke so i shut it down and drove later, but it turns out the ...
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The gas pedal stops responding after a problem with car heat

So the other day I noticed the car was getting hot and I knew it the coolant needed to be refilled. But the coolant cap was stuck so I thought I would just finish my errands and then take it to the ...
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989 views

Car suddenly stops accelerating and overheat indicator comes on

Vehicle: Skoda Fabia TDI 1.2L diesel While driving back home, the car suddenly stopped accelerating and the RPM was stuck at 1000, even when I applied more gas. Immediately after, the overheat ...
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block test positive but leak down doesn't find any issue

My Jeep has been losing coolant before and after replacing a leaky radiator. block test proved positive for combustion gases but the dealer doesn't find an issue with leak down test. there is not ...
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Coolant fluid being consumed up fast (1.5 liters in just two to three days)

My friend owns a VW Golf Mk4 1.6 SR year 1998. Recently he is having issues with the coolant fluid being consumed up really fast, approximately 1.5 liters in just two to three days. The first thing ...
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Car running hot - bottom radiator hose cold

Have a 2009 Subaru Forester XT 5 speed manual. The cars temps are running high. 98c while driving at about 100km/h. Temps will drop to 80c very quickly if the car gets into higher rpms. Ie 4000rpm. ...
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Left car running, coolant gone, engine overheated

Car: Hyundai Sonata Hybrid Yesterday, before going into work I forgot to shut my car off. That was at 9am. Around 1pm, I received and email that my car was running so I went out to shut it off. Once ...
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chevy trail blazer 2005

I have just been putting water int he radiator (there is a leak) and ignoring the dex cool - so you put water in the radiator in the front of the engine and then put coolant in the other one (back ...
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76 views

2000 Oldsmobile Intrigue disconnected coolant hose

We got this car really cheap from a friend since it leaks coolant (it runs out in about ten minutes of driving). My wife noticed the other day this hose that is not connected to anything (shown below) ...