{"id":1584,"date":"2025-07-14T11:00:00","date_gmt":"2025-07-14T16:00:00","guid":{"rendered":"https:\/\/www.itsautomatic.com\/blog\/?p=1584"},"modified":"2025-07-16T12:02:50","modified_gmt":"2025-07-16T17:02:50","slug":"common-ac-problems-in-summer-heat-humidity-in-tennessee-and-tips-for-troubleshooting","status":"publish","type":"post","link":"https:\/\/www.itsautomatic.com\/blog\/air-conditioning-service\/common-ac-problems-in-summer-heat-humidity-in-tennessee-and-tips-for-troubleshooting\/","title":{"rendered":"Common AC Problems in Summer Heat\/Humidity in Tennessee and Tips for Troubleshooting"},"content":{"rendered":"\n<p>Tennessee summers are known for their sweltering heat and stifling humidity, and your air conditioner plays a crucial role in keeping your home livable during those long, sticky months. If your air conditioner is struggling or acting up, there are a few common problems that could be to blame.&nbsp;<\/p>\n\n\n\n<p>Fortunately, some issues can be addressed with a bit of DIY troubleshooting. But others require the expertise of a licensed HVAC technician, and we\u2019re here to help. Let\u2019s explore the typical AC issues Tennessee homeowners face during the summer and how to tell whether it\u2019s something you can fix or a sign to call us in.<\/p>\n\n\n\n<!--more-->\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.itsautomatic.com\/blog\/wp-content\/uploads\/2025\/07\/Automatic-common-ac-problems-in-summer-heat-humidity-in-tennessee-and-tips-for-troubleshooting.webp\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.itsautomatic.com\/blog\/wp-content\/uploads\/2025\/07\/Automatic-common-ac-problems-in-summer-heat-humidity-in-tennessee-and-tips-for-troubleshooting-1024x683.webp\" alt=\"Technician servicing outdoor AC unit using digital tools during Tennessee summer heat\" class=\"wp-image-1590\" srcset=\"https:\/\/www.itsautomatic.com\/blog\/wp-content\/uploads\/2025\/07\/Automatic-common-ac-problems-in-summer-heat-humidity-in-tennessee-and-tips-for-troubleshooting-1024x683.webp 1024w, https:\/\/www.itsautomatic.com\/blog\/wp-content\/uploads\/2025\/07\/Automatic-common-ac-problems-in-summer-heat-humidity-in-tennessee-and-tips-for-troubleshooting-300x200.webp 300w, https:\/\/www.itsautomatic.com\/blog\/wp-content\/uploads\/2025\/07\/Automatic-common-ac-problems-in-summer-heat-humidity-in-tennessee-and-tips-for-troubleshooting-768x512.webp 768w, https:\/\/www.itsautomatic.com\/blog\/wp-content\/uploads\/2025\/07\/Automatic-common-ac-problems-in-summer-heat-humidity-in-tennessee-and-tips-for-troubleshooting.webp 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">1. AC Not Turning On<\/h2>\n\n\n\n<p>DIY troubleshooting tips:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Check the thermostat: Make sure it\u2019s set to \u201ccool\u201d and the temperature is below the current room temperature. Sometimes, the fix is as simple as replacing dead thermostat batteries.<\/li>\n\n\n\n<li>Inspect the circuit breaker: A tripped breaker can stop your system from powering on. Reset it if necessary and see if the system starts up again.<\/li>\n\n\n\n<li>When to call a pro: If your thermostat is working and the breaker isn\u2019t tripped, but your AC still won\u2019t turn on, you may be dealing with a faulty capacitor, wiring issue, or compressor failure\u2014all of which require professional attention.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">2. Weak or Warm Airflow from Vents<\/h2>\n\n\n\n<p>DIY troubleshooting tips:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Replace or clean the air filter: A clogged filter restricts airflow and can make your AC run inefficiently or blow warm air.<\/li>\n\n\n\n<li>Check vents and registers: Ensure they\u2019re open and not blocked by furniture, rugs, or curtains.<\/li>\n\n\n\n<li>Inspect the outdoor unit: Remove leaves, dirt, or debris that might be preventing proper heat exchange.<\/li>\n\n\n\n<li>When to call a pro: If you\u2019ve addressed the above and your AC is still blowing warm or weak air, a refrigerant leak, frozen evaporator coil, or failing compressor could be the issue\u2014none of which should be handled without a professional.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">3. Strange Noises Coming From the System<\/h2>\n\n\n\n<p>DIY troubleshooting tips:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rattling or vibrations: Loose screws or panels may cause minor noises. Tightening them might do the trick.<\/li>\n\n\n\n<li>Clicking: Normal during startup or shutdown but constant clicking could indicate a relay issue.<\/li>\n\n\n\n<li>When to call a pro: Screeching, grinding, or banging sounds are more serious. These may point to a damaged motor, loose fan blade, or broken internal component. Turn the system off and schedule service to prevent further damage.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">4. Humidity Not Being Controlled<\/h2>\n\n\n\n<p>DIY troubleshooting tips:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ensure the system is properly sized: Both undersized and oversized systems can struggle to remove humidity. The just-right size really makes a difference. <\/li>\n\n\n\n<li>Check for maintenance issues: Dirty coils or filters can limit the system\u2019s dehumidifying capacity.<\/li>\n\n\n\n<li>When to call a pro: If your AC isn\u2019t effectively reducing humidity, the issue could be related to low refrigerant, a malfunctioning compressor, or an undersized system. An HVAC technician can recommend a solution\u2014whether it\u2019s repair, maintenance, or adding a whole-home dehumidifier.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-center\"><strong>Since 1943, it\u2019s been Automatic in Memphis! Contact the experts at Automatic Air Conditioning, Heating &amp; Plumbing to get started on your next <a href=\"\/contact\/send-message\" target=\"_blank\" rel=\"noopener\" title=\"\">AC maintenance appointment<\/a>. <\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Learn about the typical AC issues Tennessee homeowners face during the summer and how to tell whether it\u2019s something you can fix\u2014or a sign to call us in.<\/p>\n","protected":false},"author":1,"featured_media":1590,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[70],"tags":[13],"class_list":["post-1584","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-air-conditioning-service","tag-air-conditioning"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/posts\/1584","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/comments?post=1584"}],"version-history":[{"count":3,"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/posts\/1584\/revisions"}],"predecessor-version":[{"id":1592,"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/posts\/1584\/revisions\/1592"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/media\/1590"}],"wp:attachment":[{"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/media?parent=1584"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/categories?post=1584"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.itsautomatic.com\/blog\/wp-json\/wp\/v2\/tags?post=1584"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}