Why is my freeze plug leaking?
A leaking freeze plug can be an indication that your cooling system did or came close to freezing. When a leaking freeze plug is found, the engine should be checked for damage and antifreeze checked for the proper mixture and freezing point.
What is the most common cause of freeze plug failure?
First of all the holes on the block must be cleaned and any rust completely removed. Most plug manfacturers recommend that the plugs be installed without any type of sealer. (RTV or any other type of silicon sealer will be slippery even after setting up and will lead to failure in most cases.)
Can a freeze plug be replaced?
They have to be replaced as soon as they start leaking. Freeze plugs come in many different sizes, and your engine will have multiple sizes, some engines have 10 or more plugs. You can purchase a complete freeze plug kit, or you can buy individual plugs if you need to only replace one or two.
What are engine block freeze plugs?
Freeze plugs are usually aluminum or brass plugs pressed into holes in the water jacked of your engine block. In some cases, as the water freezes and expands in your block, the freeze plugs will push out relieving the pressure of the freezing water and partially draining your cooling system.
Is there a problem with my Volvo cooling system?
Dexcool is known to have problems with high-lead solders, and is also sensitive to air levels in cooling systems. If you don’t keep the system topped off to the “min” mark on the reservoir, it may cause scaling and rust precipitation. The last Glysantin alternative is new in the US, although well-known in Europe,…
What does it mean when your freeze plug is leaking?
A leaking freeze plug can be an indication that your cooling system did or came close to freezing. When a leaking freeze plug is found, the engine should be checked for damage and antifreeze checked for the proper mixture and freezing point.
Where is the coolant drain on a Volvo 940turbo?
You will not be able to remove all the coolant: it always seems as though about two quarts remains in the system. On the 940Turbo:the coolant drain is at the end of the short hose leading from the oil cooler, about five inches behind the oil filter beneath the car. It points down from the tubing on which it is mounted.