Losing coolant no leak

The coolant pressure test is obviously showing a coolant leak. The system should not lose pressure if there were no leaks. Since the leak is not external, it may be getting burned.

Reservoir tank losing coolant, no leak on the. When I have a small coolant leak or coolant loss on a car like this Honda Civic, the first things I always check is. I recently had the transmission rebuilt and they also replaced the thermostat. Had to pull over on an emergency because it was hot and had no coolant in it.

Let it cool down and added coolant and made it home. Low coolant in chevy truck 5. I have once or twice smelled coolant in the air vents, but that was rare. Advice I got was that it might be burning up in the heater core somehow.

Identifying the Coolant Leak.

There are really only three common causes for coolant leaks, although each type of leak has several possibilities, varying in severity. You may notice that coolant has collected on the ground under your car or that your reservoir tank is not as high as it should be. This could be evidence of a slow leak in your system. Over the weekend the lower radiator hose blew. It did overheat before I could get to the shoulder of the road.

If you are losing coolant then you do have a leak somewhere. If when pressure testing there is a loss of pressure but no external leaks then you have an internal leak. You will need to remove the spark plugs and after pressure is on the coolant system turn the engine over to see what cylinder blows out the coolant.

F2losing coolant , not leaking. I take the cap off and let the car run it starts pushing coolant out of the top of the. While most leaks are obvious, there are often times you may feel your coolant is simply disappearing. No visible leak foun water under vehicle in morning after sitting overnight. As important, as a technical matter, adding solutions to the radiator, other than the manufacturer recommended coolant can damage cooling system components and metals via corrosion, electrolysis, and chemical conversion and degradation of the coolant.

So the leak is extremely slow and not visible. I noticed this about weeks ago, had it looked at, no leak was found. After having the car service it lasted weeks. Lost about gallons in 3miles.

Check Out Leak Coolant on eBay. Fill Your Cart With Color Today! If your General Motors SUV or truck is losing coolant , with no visible signs of a leak , the source may shock you. I have replaced the reservoir cap, the water pump, and a week and a half ago, the head gasket.

If your car is losing coolant and there are no apparent external leaks YOU HAVE A SERIOUS PROBLEM. If the coolant is getting into the cylinders by way of a manifold leak , blown head gasket, or cracked cylinder head or block, your cylinder bores are being destroyed and you may be facing either an ethylene-glycol seize or. Just like a combustion leak into the cooling system, a blown head gasket, cracked head or block, or faulty oil cooler lines can cause coolant to leak into the engine oil. Often, you can tell coolant has leaked into the lubricating system by the appearance of a milky white substance on the dipstick or under the valve covers. Low Coolant May Not Always Indicate a Leak in Your Radiator By Autotropolis Contributors Newer vehicles use long-life radiator coolant that is specially formulated to last up to 150miles or five years in-between changes.

Still losing coolant however following that repair with no sign of a leak. I was unable to locate the source of the leak. When your car begins to leak coolant the first indicator is the engine will start run hot and possibly overheat. This will be noticed by the driver by observing the.

When the leak was minor the smell of coolant was obvious but no evidence of a leak as the hot engine would evaporate the coolant that leaked onto the block. As the leak got worse a puddle developed from the back of the engine. No white smoke from the exhaust. New water pump and hea.

I noticed recently that my coolant resevior was empty, open the radiator cap and it was low as well. Topped off the radiator, filled the resevior, and with a week the resevoir was empty and the radiator low. Losing coolant regularly, but not leaking?

No puddles under the vehicle, no green liquid splotches on top of the engine. Before we get to how to fix a coolant leak , let’s talk about why it is important to fix your leak quickly. Once it is low, there will not be enough coolant to keep your engine at the normal operating temperature and the engine will overheat. The oil is as clean as a whistle and I am not losing any.

I did have some gritty black stuff on the inside of my radiator cap but other than that no symptoms. Seem to be losing coolant cant see leak now engine runs rough. I need to refill the coolant container every miles or so because the light for add coolant goes on. I put a piece of cardboard under the car for minutes and there was no leak.

You say your losing coolant , do you know where? I have a friend with the same model that leaks also. No spots on floor, no coolant smells, no nothing.

I am losing anti freeze with no signs of leaks. Looked under the car and no fluid on the floor.