{"id":7785,"date":"2020-06-18T08:01:25","date_gmt":"2020-06-18T13:01:25","guid":{"rendered":"https:\/\/www.galmicheandsons.com\/hvac-blog\/?p=7785"},"modified":"2024-08-16T14:08:52","modified_gmt":"2024-08-16T19:08:52","slug":"why-is-my-ac-making-hissing-noise","status":"publish","type":"post","link":"https:\/\/www.galmicheandsons.com\/hvac-blog\/why-is-my-ac-making-hissing-noise\/","title":{"rendered":"Why is My AC Making a Hissing Noise?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/why-is-my-ac-making-hissing-noise\/#Common_Causes_for_Your_AC_Making_Hissing_Noises\" >Common Causes for Your AC Making Hissing Noises<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/why-is-my-ac-making-hissing-noise\/#I_Have_a_Refrigerant_Leak_What_Should_I_Do\" >I Have a Refrigerant Leak, What Should I Do?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/why-is-my-ac-making-hissing-noise\/#Contact_Galmiche_Sons_to_Fix_Your_AC_Making_Hissing_Noise\" >Contact Galmiche\u00a0 &amp; Sons to Fix Your AC Making Hissing Noise<\/a><\/li><\/ul><\/nav><\/div>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/ac-making-hissing-noise-1-300x300.jpg\" alt=\"Why is My AC Making a Hissing Noise\" width=\"300\" height=\"300\" class=\"alignleft size-medium wp-image-7804\" srcset=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/ac-making-hissing-noise-1-300x300.jpg 300w, https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/ac-making-hissing-noise-1-250x250.jpg 250w, https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/ac-making-hissing-noise-1.jpg 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>Have you noticed your AC making a hissing noise while it is running? This is a very common problem, especially during the summer months. An AC making hissing noise is most likely a sign that you have a refrigerant leak in your unit, but there can be other signs as well. At Galmiche &amp; Sons, we can help you figure out why your AC is making a hissing noise. Our team of experts have years of experience in repairing air conditioners. Let us put your mind at ease and increase your AC efficiency.<\/p>\n<div class=\"clear\"><\/div>\n<p>If you are experience your AC making hissing noise, do not delay. Give us a call at <span class=\"mobile_tel\"><span class=\"mobile_tel\">314-993-1110<\/span><\/span> today if you would like to schedule a visit from one of our <a href=\"https:\/\/www.galmicheandsons.com\/contact-galmiche.php\">heating &amp; air conditioning<\/a> professionals or to learn more about our services.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Common_Causes_for_Your_AC_Making_Hissing_Noises\"><\/span>Common Causes for Your AC Making Hissing Noises<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If you hear a hissing or, sometimes, a bubbling sound coming from your AC unit, you are most likely dealing with leaking refrigerant. A leak in the refrigerating chemical in your AC unit is one of the leading reasons for an AC making hissing noise. If you are not quite sure your <a href=\"https:\/\/www.galmicheandsons.com\/services.html\">HVAC<\/a> system has a refrigerant leak, we have provided some other signs that you may have a leak.<\/p>\n<p>Here are four more signs of a refrigerant leak:<\/p>\n<ul>\n<li><strong>Buildup of Ice <\/strong>&#8211; By checking your AC unit for any ice building up, you can determine if you have a leak or not. This will often accompany an AC making hissing noise.<\/li>\n<li><strong>High Electric Bills <\/strong>&#8211; Not quite sure if your AC making hissing noise is due to a coolant leak? Look at your electricity bill. If you notice an increased bill, this could be the culprit. An AC unit without sufficient refrigerant must work extra hard to cool your house, therefore using more power.<\/li>\n<li><strong>Air Vents Blowing Warm<\/strong> <strong>Air <\/strong>&#8211; While your air conditioner is running, place your hand in front of one of the air vents. If you notice warm or lukewarm air coming from the vent, you may have a refrigerant leak.<\/li>\n<li><strong>Long Cooling Times <\/strong>&#8211; If your system takes a long time to cool down your house, there is likely not enough refrigerant in the lines of your system. This symptom is frequently accompanied by an AC making hissing noise.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"I_Have_a_Refrigerant_Leak_What_Should_I_Do\"><\/span>I Have a Refrigerant Leak, What Should I Do?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/ac-making-hissing-noise-2-300x200.jpg\" alt=\"AC Making a Hissing Noise | What To Do\" width=\"300\" height=\"200\" class=\"alignright size-medium wp-image-7805\" srcset=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/ac-making-hissing-noise-2-300x200.jpg 300w, https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/ac-making-hissing-noise-2.jpg 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>\u00a0If you discover that your air conditioner has a refrigerant leak, you should call a professional. Galmiche &amp; Sons has decades of experience repairing coolant leaks and other <a href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/troubleshooting-common-ac-problems-and-solutions\/\">common AC problems<\/a>. It is vitally important that you do not attempt to repair this yourself as refrigerant chemicals are toxic and require certified professionals for repair.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Contact_Galmiche_Sons_to_Fix_Your_AC_Making_Hissing_Noise\"><\/span>Contact Galmiche\u00a0 &amp; Sons to Fix Your AC Making Hissing Noise<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Hearing a hissing sound from your air conditioner is a sign you probably have a significant leak. Let Galmiche &amp; Sons take the stress out of the problem by providing reliable and trustworthy repair services.<\/p>\n<p>If you need a leak repaired or require any other <a href=\"https:\/\/www.galmicheandsons.com\/contact-galmiche.php\">heating &amp; air conditioning<\/a> services, call us today in St. Louis at <span class=\"mobile_tel\"><span class=\"mobile_tel\">314-993-1110<\/span><\/span>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Have you noticed your AC making a hissing noise while it is running? This is a very common problem, especially during the summer months. An AC making hissing noise is most likely a sign that you have a refrigerant leak in your unit, but there can be other signs as well. At Galmiche &amp; Sons, we can help you figure out why your AC is making a hissing noise. Our team of experts have years of experience in repairing air &hellip; <a href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/why-is-my-ac-making-hissing-noise\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Why is My AC Making a Hissing Noise?<\/span><\/a><\/p>\n","protected":false},"author":6,"featured_media":7804,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mbp_gutenberg_autopost":false,"footnotes":""},"categories":[15,13,42,5,22,35],"tags":[],"class_list":["post-7785","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-air-conditioner-repair","category-air-conditioner-tips","category-air-conditioner-troubleshooting","category-air-conditioners","category-diy-hvac-repair","category-hvac-safety"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Why is My AC Making a Hissing Noise | St. Louis HVAC Tips<\/title>\n<meta name=\"description\" content=\"AC Making a Hissing Noise? 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