The cause of your toilet gurgling is a blocked line somewhere. A clog is creating negative air pressure, Instead of air flowing through the lines,the air pushes back and causes the gurgling sound. Sometimes, you’ll also see the toilet water bubble.

How do you fix a gurgling toilet?

The Fix. For this kind of blockage, clear the things floating on the water, plus the ones stuck in the toilet. If it’s further down, you can unblock the toilet with a plunger. Ensure the plunger completely covers the drain hole and start by giving it a good ten to twenty plunges to see if you can dislodge the blockage.

Can a gurgling toilet fix itself?





Can a Gurgling Toilet Fix Itself? It is possible the gurgling sounds go away on their own if the drain clog clears itself or you remove any debris from the vent stacks on the roof. If the issue lies in your main sewer line, you’ll need the help of professional plumbers.

Why does my downstairs toilet gurgle when the upstairs toilet flushes?

When a toilet gurgles, suction is building up in the drain line, which causes an airlock. Since the same pipe connects to both your upstairs and downstairs toilet, there may often be some clog in the mainline connecting to the neighborhood sewer.

Why is my toilet blowing bubbles?

The Main Cause of Gurgles and Bubbles



Toilet clogs cause negative air pressure to push air back, which produces the gurgling noises. The main cause of the gurgling sound is a blocked line in your plumbing. Gurgles and bubbles can be signs of a toilet clog, a blocked vent or a municipal sewer line clog.

How do you unclog a main sewer line?

Hot Water to Loosen Sticking Debris



Allow hot water to run through your plumbing system for at least five to 10 minutes. The hot water helps to loosen debris such as deposited grease, oils, or any coatings on the walls of the drains. Doing this several times might best and easiest way to unclog that main sewer line.

How do you unclog a plumbing vent?





Quote from the video:
Quote from Youtube video: And go to the vent and start putting the snake down through the top of the vent. So once the snake comes into contact with the clog. It'll. Stop this rod right here allowing you to push it down.

Should I flush a bubbling toilet?

Consistent bubbling indicates a larger or deeper clog, so you’ll want to seal off nearby drains in the bathroom. The plunger will create pressure that will send the clog out, and the last thing you want is for it to escape into your sink or bathtub!