Acidity or Reflux Acid – Another common reason for gurgling in the throat is due to acidity or reflux acid. During such a condition, a certain amount of gastric content gets pushed into the esophagus, which is the food pipe. As the gas enters the lower part of the esophagus, the sphincter gets incompetent and the gastric content at times Air trapped inside radiator after adding coolant. It has now happened twice to me that after adding coolant to the radiator, when I turn the car on the RPM's will bounce up and down and the engine is reving (between 1k and 1.5k RPM's). Normal idle is 750 RPM's. After a while it will eventually idle fine, but usually only after driving it for a bit. Stomach churning is a feeling of discomfort in a person’s abdominal area. A person may feel uneasy and experience the following gastrointestinal symptoms in their abdomen: tightness. pain or Place the tube and bowl guard at the bottom of the bowl and slowly pull out the cable. When the auger head is held on the bowl guard, carefully lift out the tube without making contact with the inside of the bowl. Check if the gurgling has stopped by flushing the toilet. Clean the auger and store it. 3. Sweet smell while driving or parked. Evaporated coolant residue under hood. Gurgling sound on passenger side near heater core. Heat fluctuates between hot and cold. Puddles of coolant underneath the vehicle. Cracked or leaking thermostat housing. Corroded radiator hose or radiator hose clamps. My 2007 pt cruiser keeps running hot. We replaced the thermostat, and the radiator cap. I turned the car on cold and turned on the ac I did see that the fan was on what else could be the problem. 4 Answers. Pt cruiser 2007 keeps running hot I can hear water gurgling in the over flow. The radiator cap was replaced and the thermostat. The two processes could cause the gurgling sound and are normal. However, you cannot rule out the possibility of a problem entirely. Sometimes, the coolant could have air trapped in the radiator. As coolant moves in the system, the air moves in a bubble form, producing a gurgling sound. This can be an issue worth worrying about. Try clearing your vent pipe with a wire hanger or a vent cleaning tool if it appears to be blocked. 3. Problem with the Sewer Line. A sewer line problem would be clear if you hear gurgling noises continuously, even without using the toilet. Or if you see sewage backing up into your toilet or other drains. .

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