What causes a coolant leak from the radiator?

What causes a coolant leak from the radiator?

The leak that you are seeing could be from a coolant hose that is either loose or split. Also the coolant leak could be coming from a core plug (freeze plug). The best way to track a leak is to put coolant dye into the radiator, drive the vehicle for a couple of miles, and then pressure test the system.

How can you tell if your car has a coolant leak?

Also the coolant leak could be coming from a core plug (freeze plug). The best way to track a leak is to put coolant dye into the radiator, drive the vehicle for a couple of miles, and then pressure test the system. Use a black light and yellow glasses to see a neon glow.

Where is the coolant leak on a Volvo L6?

First, the leak was hard to notice, after pressure testing, I could notice an external leak under the car (left side, passenger side, at wheel level bit towards the back of the engine). Coolant on the floor is clean/not mixed. Leak is slow (doesn’t go under MIN level), no white exhaust smoke, hoses are soft.

When did the coolant leak in my truck?

Just try tightening it, since it’s copper. Mine had a leak at the pipe connecting the oil cooler to the water pump, found about 2 months after I purchased the truck with 37,000 miles in 2013. You must log in or register to reply here.

Is there a leak on the driver side?

I look on top side of motor cant see nothing and all round the head and cant find nothing. look over a egr and no fluid there that I could find.! :banghead: I guess the leak is so small it not showing its ugly face. Also no pressure on rad. hose, no milky oil. Any ideas? It’s only temporary! Pressurize the system and see where it drips.

Where does the coolant go in a Duramax Diesel?

This is with the rear aluminum plate off, so that the engine can be bolted to engine stand. Those two orange O-rings in the rear of the block are coolant passages, and merge into the oil cooler (part of the oil filter housing).

Where is the coolant in the oil cooler?

Those two orange O-rings in the rear of the block are coolant passages, and merge into the oil cooler (part of the oil filter housing). yeah that helps a lot!! now to figure out why its leaking:suicide:Hopefully its just needs a bolt or two tighting because a couple drips a hour to me doesn’t warrant a drop tranny and such!

Posted In Q&A