{"id":18771,"date":"2025-11-21T02:41:31","date_gmt":"2025-11-21T08:41:31","guid":{"rendered":"https:\/\/www.galmicheandsons.com\/hvac-blog\/?p=18771"},"modified":"2025-11-25T23:10:46","modified_gmt":"2025-11-26T05:10:46","slug":"gas-furnace-maintenance-checklist","status":"publish","type":"post","link":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/","title":{"rendered":"Gas Furnace Maintenance Checklist: Keep Your System Running Efficiently Year-Round"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 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\/gas-furnace-maintenance-checklist\/#Why_Regular_Gas_Furnace_Maintenance_Matters\" >Why Regular Gas Furnace Maintenance Matters<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#Seasonal_Gas_Furnace_Maintenance_Checklist\" >Seasonal Gas Furnace Maintenance Checklist<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#1_Replace_or_Clean_Air_Filters\" >1. Replace or Clean Air Filters<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#2_Inspect_the_Thermostat\" >2. Inspect the Thermostat<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#3_Check_Vents_and_Registers\" >3. Check Vents and Registers<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#4_Inspect_Ductwork\" >4. Inspect Ductwork<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#5_Examine_Furnace_Components\" >5. Examine Furnace Components<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#6_Test_Safety_Controls\" >6. Test Safety Controls<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#7_Professional_Tune-Up\" >7. Professional Tune-Up<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#FAQs_About_Gas_Furnace_Maintenance\" >FAQs About Gas Furnace Maintenance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#Ensure_Year-Round_Comfort_with_Professional_Furnace_Maintenance\" >Ensure Year-Round Comfort with Professional Furnace Maintenance<\/a><\/li><\/ul><\/nav><\/div>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-medium wp-image-18794\" src=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-1-300x200.jpg\" alt=\"Gas Furnace Maintenance Checklist: Keep Your System Running Efficiently Year-Round\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-1-300x200.jpg 300w, https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-1.jpg 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\r\n<p>A gas furnace is the heart of your home&#8217;s heating system, and proper maintenance ensures it runs safely, efficiently, and reliably. Homeowners in the St. Louis area trust Galmiche &amp; Sons for expert gas furnace maintenance services. Following a gas furnace maintenance checklist can help prevent costly breakdowns, improve energy efficiency, and extend the life of your system.<\/p>\r\n<p>To learn more or schedule <a href=\"https:\/\/www.galmicheandsons.com\/gas-furnaces.html\">gas furnace<\/a> services in St. Louis, contact our team today.<\/p>\r\n<h2><span class=\"ez-toc-section\" id=\"Why_Regular_Gas_Furnace_Maintenance_Matters\"><\/span>Why Regular Gas Furnace Maintenance Matters<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<p>Neglecting your gas furnace can lead to decreased efficiency, higher utility bills, uneven heating, and even safety hazards such as carbon monoxide leaks. Regular inspections and tune-ups help identify potential issues early, keeping your home comfortable throughout the year. A professional maintenance service also ensures your system complies with local safety codes in St. Louis.<\/p>\r\n<p>Learn more about <a href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-costs\/\">the costs of skipping gas furnace maintenance<\/a>.<\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-medium wp-image-18795\" src=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-2-300x200.jpg\" alt=\"Gas Furnace Maintenance in St. Louis\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-2-300x200.jpg 300w, https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-2.jpg 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\r\n<h2><span class=\"ez-toc-section\" id=\"Seasonal_Gas_Furnace_Maintenance_Checklist\"><\/span>Seasonal Gas Furnace Maintenance Checklist<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<p>Homeowners can follow this seasonal checklist to keep their furnace in top condition:<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"1_Replace_or_Clean_Air_Filters\"><\/span>1. Replace or Clean Air Filters<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>Dirty filters restrict airflow and force your furnace to work harder. Check filters monthly during peak heating season and replace them at least every 90 days. Consider higher-efficiency filters if your home has pets or allergy concerns.<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"2_Inspect_the_Thermostat\"><\/span>2. Inspect the Thermostat<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>Ensure your thermostat is functioning correctly and maintaining the set temperature. Upgrading to a programmable or smart thermostat can improve efficiency and lower energy costs.<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"3_Check_Vents_and_Registers\"><\/span>3. Check Vents and Registers<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>Make sure all vents and registers are clear of dust, furniture, or obstructions. Proper airflow ensures consistent heating throughout your home.<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"4_Inspect_Ductwork\"><\/span>4. Inspect Ductwork<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>Look for visible leaks, disconnected joints, or damage in your ductwork. Properly sealed ducts improve energy efficiency and comfort. Consider professional duct cleaning if excessive dust or debris is present.<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"5_Examine_Furnace_Components\"><\/span>5. Examine Furnace Components<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>Check burners, pilot lights, and flame sensors for signs of corrosion or buildup. Listen for unusual noises, which can indicate worn belts, loose components, or airflow issues.<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"6_Test_Safety_Controls\"><\/span>6. Test Safety Controls<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>Ensure the furnace shuts off properly in case of a malfunction. This includes carbon monoxide detectors and limit switches, which protect your home from hazards.<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"7_Professional_Tune-Up\"><\/span>7. Professional Tune-Up<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>Schedule an annual professional inspection with Galmiche &amp; Sons. Our trained technicians clean and calibrate your system, check gas connections, verify proper combustion, and provide a detailed performance assessment.<\/p>\r\n<hr \/>\r\n<h2><span class=\"ez-toc-section\" id=\"FAQs_About_Gas_Furnace_Maintenance\"><\/span>FAQs About Gas Furnace Maintenance<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n\r\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1764133733983\"><strong class=\"schema-faq-question\">How often should a gas furnace be serviced?<\/strong> <p class=\"schema-faq-answer\">Professional service is recommended at least once a year, ideally in the fall before heavy winter use.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1764133773001\"><strong class=\"schema-faq-question\">Can I perform my own maintenance?<\/strong> <p class=\"schema-faq-answer\">Homeowners can handle simple tasks like replacing filters or clearing vents. Professional inspections are necessary for gas connections, burners, and safety controls. Learn more about <a href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/professional-vs-diy-furnace-maintenance\/\">professional vs. DIY maintenance<\/a>.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1764133786007\"><strong class=\"schema-faq-question\">Will maintenance reduce my energy bills?<\/strong> <p class=\"schema-faq-answer\">Yes. A well-maintained furnace operates efficiently, reducing energy waste and lowering monthly heating costs.<\/p> <\/div> <\/div>\r\n\r\n<hr \/>\r\n<h2><span class=\"ez-toc-section\" id=\"Ensure_Year-Round_Comfort_with_Professional_Furnace_Maintenance\"><\/span>Ensure Year-Round Comfort with Professional Furnace Maintenance<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<p>Following a gas furnace maintenance checklist helps keep your system safe, efficient, and reliable. Galmiche &amp; Sons provides comprehensive maintenance services for homeowners in the St. Louis area, ensuring your furnace operates at peak performance throughout the year.<\/p>\r\n<p>Contact Galmiche &amp; Sons today to schedule a professional gas furnace tune-up and keep your home warm and comfortable year-round.<\/p>","protected":false},"excerpt":{"rendered":"<p>A gas furnace is the heart of your home&#8217;s heating system, and proper maintenance ensures it runs safely, efficiently, and reliably. Homeowners in the St. Louis area trust Galmiche &amp; Sons for expert gas furnace maintenance services. Following a gas furnace maintenance checklist can help prevent costly breakdowns, improve energy efficiency, and extend the life of your system. To learn more or schedule gas furnace services in St. Louis, contact our team today. Why Regular Gas Furnace Maintenance Matters Neglecting &hellip; <a href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Gas Furnace Maintenance Checklist: Keep Your System Running Efficiently Year-Round<\/span><\/a><\/p>\n","protected":false},"author":6,"featured_media":18794,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mbp_gutenberg_autopost":false,"footnotes":""},"categories":[12,27,11,61],"tags":[],"class_list":["post-18771","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-furnace-maintenance","category-furnace-tips","category-furnaces","category-hvac-checklists"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gas Furnace Maintenance Checklist | St. Louis HVAC Tips<\/title>\n<meta name=\"description\" content=\"Discover the ultimate gas furnace maintenance checklist to enhance efficiency and longevity. Rely on Galmiche &amp; Sons for expert care in St. Louis.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gas Furnace Maintenance Checklist | St. Louis HVAC Tips\" \/>\n<meta property=\"og:description\" content=\"Discover the ultimate gas furnace maintenance checklist to enhance efficiency and longevity. Rely on Galmiche &amp; Sons for expert care in St. Louis.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/\" \/>\n<meta property=\"og:site_name\" content=\"St. Louis HVAC Tips - Galmiche &amp; Sons\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/GalmicheAndSons\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-11-21T08:41:31+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-11-26T05:10:46+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Steve Dulle\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@GalmicheAndSon\" \/>\n<meta name=\"twitter:site\" content=\"@GalmicheAndSon\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Steve Dulle\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/\"},\"author\":{\"name\":\"Steve Dulle\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/#\\\/schema\\\/person\\\/b90d5d47a6f393d93d6459a9aa8b2fe1\"},\"headline\":\"Gas Furnace Maintenance Checklist: Keep Your System Running Efficiently Year-Round\",\"datePublished\":\"2025-11-21T08:41:31+00:00\",\"dateModified\":\"2025-11-26T05:10:46+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/\"},\"wordCount\":538,\"publisher\":{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/wp-content\\\/uploads\\\/2025\\\/11\\\/gas-furnace-maintenance-checklist-1.jpg\",\"articleSection\":[\"Furnace Maintenance\",\"Furnace Tips\",\"Furnaces\",\"HVAC Checklists\"],\"inLanguage\":\"en-US\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/\",\"url\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/\",\"name\":\"Gas Furnace Maintenance Checklist | St. Louis HVAC Tips\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/wp-content\\\/uploads\\\/2025\\\/11\\\/gas-furnace-maintenance-checklist-1.jpg\",\"datePublished\":\"2025-11-21T08:41:31+00:00\",\"dateModified\":\"2025-11-26T05:10:46+00:00\",\"description\":\"Discover the ultimate gas furnace maintenance checklist to enhance efficiency and longevity. Rely on Galmiche & Sons for expert care in St. Louis.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#breadcrumb\"},\"mainEntity\":[{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#faq-question-1764133733983\"},{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#faq-question-1764133773001\"},{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#faq-question-1764133786007\"}],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/wp-content\\\/uploads\\\/2025\\\/11\\\/gas-furnace-maintenance-checklist-1.jpg\",\"contentUrl\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/wp-content\\\/uploads\\\/2025\\\/11\\\/gas-furnace-maintenance-checklist-1.jpg\",\"width\":600,\"height\":400,\"caption\":\"Gas Furnace Maintenance Checklist: Keep Your System Running Efficiently Year-Round\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"HVAC Tips\",\"item\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"HVAC Maintenance\",\"item\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/category\\\/hvac-maintenance\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Furnace Maintenance\",\"item\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/category\\\/hvac-maintenance\\\/furnace-maintenance\\\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Gas Furnace Maintenance Checklist: Keep Your System Running Efficiently Year-Round\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/#website\",\"url\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/\",\"name\":\"St. Louis HVAC Tips - Galmiche & Sons\",\"description\":\"For Heating and Cooling services in St. Louis, contact Galmiche &amp; Sons, your St. Louis commercial and residential HVAC installation, maintenance, and repair experts.\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/#organization\",\"name\":\"Galmiche & Sons Heating & Cooling\",\"url\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/wp-content\\\/uploads\\\/organization-logo.png\",\"contentUrl\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/wp-content\\\/uploads\\\/organization-logo.png\",\"width\":\"696\",\"height\":\"696\",\"caption\":\"Galmiche & Sons Heating & Cooling\"},\"image\":{\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/GalmicheAndSons\\\/\",\"https:\\\/\\\/x.com\\\/GalmicheAndSon\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/#\\\/schema\\\/person\\\/b90d5d47a6f393d93d6459a9aa8b2fe1\",\"name\":\"Steve Dulle\",\"sameAs\":[\"https:\\\/\\\/www.silverscopedesign.com\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/stevedulle\\\/\"]},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#faq-question-1764133733983\",\"position\":1,\"url\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#faq-question-1764133733983\",\"name\":\"How often should a gas furnace be serviced?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Professional service is recommended at least once a year, ideally in the fall before heavy winter use.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#faq-question-1764133773001\",\"position\":2,\"url\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#faq-question-1764133773001\",\"name\":\"Can I perform my own maintenance?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Homeowners can handle simple tasks like replacing filters or clearing vents. Professional inspections are necessary for gas connections, burners, and safety controls. Learn more about <a href=\\\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/professional-vs-diy-furnace-maintenance\\\/\\\">professional vs. DIY maintenance<\\\/a>.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#faq-question-1764133786007\",\"position\":3,\"url\":\"https:\\\/\\\/www.galmicheandsons.com\\\/hvac-blog\\\/gas-furnace-maintenance-checklist\\\/#faq-question-1764133786007\",\"name\":\"Will maintenance reduce my energy bills?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. A well-maintained furnace operates efficiently, reducing energy waste and lowering monthly heating costs.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Gas Furnace Maintenance Checklist | St. Louis HVAC Tips","description":"Discover the ultimate gas furnace maintenance checklist to enhance efficiency and longevity. Rely on Galmiche & Sons for expert care in St. Louis.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/","og_locale":"en_US","og_type":"article","og_title":"Gas Furnace Maintenance Checklist | St. Louis HVAC Tips","og_description":"Discover the ultimate gas furnace maintenance checklist to enhance efficiency and longevity. Rely on Galmiche & Sons for expert care in St. Louis.","og_url":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/","og_site_name":"St. Louis HVAC Tips - Galmiche &amp; Sons","article_publisher":"https:\/\/www.facebook.com\/GalmicheAndSons\/","article_published_time":"2025-11-21T08:41:31+00:00","article_modified_time":"2025-11-26T05:10:46+00:00","og_image":[{"width":600,"height":400,"url":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-1.jpg","type":"image\/jpeg"}],"author":"Steve Dulle","twitter_card":"summary_large_image","twitter_creator":"@GalmicheAndSon","twitter_site":"@GalmicheAndSon","twitter_misc":{"Written by":"Steve Dulle","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#article","isPartOf":{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/"},"author":{"name":"Steve Dulle","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/#\/schema\/person\/b90d5d47a6f393d93d6459a9aa8b2fe1"},"headline":"Gas Furnace Maintenance Checklist: Keep Your System Running Efficiently Year-Round","datePublished":"2025-11-21T08:41:31+00:00","dateModified":"2025-11-26T05:10:46+00:00","mainEntityOfPage":{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/"},"wordCount":538,"publisher":{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/#organization"},"image":{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#primaryimage"},"thumbnailUrl":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-1.jpg","articleSection":["Furnace Maintenance","Furnace Tips","Furnaces","HVAC Checklists"],"inLanguage":"en-US"},{"@type":["WebPage","FAQPage"],"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/","url":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/","name":"Gas Furnace Maintenance Checklist | St. Louis HVAC Tips","isPartOf":{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#primaryimage"},"image":{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#primaryimage"},"thumbnailUrl":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-1.jpg","datePublished":"2025-11-21T08:41:31+00:00","dateModified":"2025-11-26T05:10:46+00:00","description":"Discover the ultimate gas furnace maintenance checklist to enhance efficiency and longevity. Rely on Galmiche & Sons for expert care in St. Louis.","breadcrumb":{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#breadcrumb"},"mainEntity":[{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#faq-question-1764133733983"},{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#faq-question-1764133773001"},{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#faq-question-1764133786007"}],"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#primaryimage","url":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-1.jpg","contentUrl":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/2025\/11\/gas-furnace-maintenance-checklist-1.jpg","width":600,"height":400,"caption":"Gas Furnace Maintenance Checklist: Keep Your System Running Efficiently Year-Round"},{"@type":"BreadcrumbList","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"HVAC Tips","item":"https:\/\/www.galmicheandsons.com\/hvac-blog\/"},{"@type":"ListItem","position":2,"name":"HVAC Maintenance","item":"https:\/\/www.galmicheandsons.com\/hvac-blog\/category\/hvac-maintenance\/"},{"@type":"ListItem","position":3,"name":"Furnace Maintenance","item":"https:\/\/www.galmicheandsons.com\/hvac-blog\/category\/hvac-maintenance\/furnace-maintenance\/"},{"@type":"ListItem","position":4,"name":"Gas Furnace Maintenance Checklist: Keep Your System Running Efficiently Year-Round"}]},{"@type":"WebSite","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/#website","url":"https:\/\/www.galmicheandsons.com\/hvac-blog\/","name":"St. Louis HVAC Tips - Galmiche & Sons","description":"For Heating and Cooling services in St. Louis, contact Galmiche &amp; Sons, your St. Louis commercial and residential HVAC installation, maintenance, and repair experts.","publisher":{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.galmicheandsons.com\/hvac-blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/#organization","name":"Galmiche & Sons Heating & Cooling","url":"https:\/\/www.galmicheandsons.com\/hvac-blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/organization-logo.png","contentUrl":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-content\/uploads\/organization-logo.png","width":"696","height":"696","caption":"Galmiche & Sons Heating & Cooling"},"image":{"@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/GalmicheAndSons\/","https:\/\/x.com\/GalmicheAndSon"]},{"@type":"Person","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/#\/schema\/person\/b90d5d47a6f393d93d6459a9aa8b2fe1","name":"Steve Dulle","sameAs":["https:\/\/www.silverscopedesign.com\/","https:\/\/www.linkedin.com\/in\/stevedulle\/"]},{"@type":"Question","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#faq-question-1764133733983","position":1,"url":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#faq-question-1764133733983","name":"How often should a gas furnace be serviced?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Professional service is recommended at least once a year, ideally in the fall before heavy winter use.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#faq-question-1764133773001","position":2,"url":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#faq-question-1764133773001","name":"Can I perform my own maintenance?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Homeowners can handle simple tasks like replacing filters or clearing vents. Professional inspections are necessary for gas connections, burners, and safety controls. Learn more about <a href=\"https:\/\/www.galmicheandsons.com\/hvac-blog\/professional-vs-diy-furnace-maintenance\/\">professional vs. DIY maintenance<\/a>.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#faq-question-1764133786007","position":3,"url":"https:\/\/www.galmicheandsons.com\/hvac-blog\/gas-furnace-maintenance-checklist\/#faq-question-1764133786007","name":"Will maintenance reduce my energy bills?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes. A well-maintained furnace operates efficiently, reducing energy waste and lowering monthly heating costs.","inLanguage":"en-US"},"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-json\/wp\/v2\/posts\/18771","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-json\/wp\/v2\/comments?post=18771"}],"version-history":[{"count":0,"href":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-json\/wp\/v2\/posts\/18771\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-json\/wp\/v2\/media\/18794"}],"wp:attachment":[{"href":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-json\/wp\/v2\/media?parent=18771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-json\/wp\/v2\/categories?post=18771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.galmicheandsons.com\/hvac-blog\/wp-json\/wp\/v2\/tags?post=18771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}