--- title: "Furnace Control Board Repair Bowie MD | Pentagon Air" description: "Furnace control board replacement in Bowie, MD. Fix erratic furnace behavior. Expert diagnosis. Call (240) 338-0049." lang: en json-ld: | [ { "@context": "https://schema.org", "@type": "Service", "name": "Furnace Control Board Replacement in Bowie, MD | Fix Erratic Behavior", "description": "Furnace control board replacement in Bowie, MD. Fix erratic furnace behavior. Expert diagnosis. Call (240) 338-0049.", "serviceType": "Furnace Control Board Replacement", "provider": { "@type": "HVACBusiness", "name": "Pentagon Air", "telephone": "(240) 338-0049", "address": { "@type": "PostalAddress", "addressLocality": "Bowie", "addressRegion": "MD", "postalCode": "20721" } }, "areaServed": { "@type": "City", "name": "Bowie, MD" } }, { "@context": "https://schema.org", "@type": "LocalBusiness", "@id": "https://pentagonair.com/#localbusiness", "name": "Pentagon Air", "url": "https://pentagonair.com", "telephone": "(240) 338-0049", "description": "Pentagon Air is a trusted local HVAC contractor serving Bowie, MD and surrounding Prince George's County areas including Laurel, Silver Spring, and Upper Marlboro. We specialize in AC repair, maintenance, installation, and heat pump services for residential properties.", "image": "https://pentagonair.com/og-image.jpg", "logo": "https://pentagonair.com/logo.png", "priceRange": "$$", "address": { "@type": "PostalAddress", "addressLocality": "Bowie", "addressRegion": "MD", "addressCountry": "US" }, "areaServed": [ { "@type": "City", "name": "Bowie", "containedInPlace": { "@type": "State", "name": "Maryland" } }, { "@type": "City", "name": "Laurel", "containedInPlace": { "@type": "State", "name": "Maryland" } }, { "@type": "City", "name": "Silver Spring", "containedInPlace": { "@type": "State", "name": "Maryland" } }, { "@type": "City", "name": "Upper Marlboro", "containedInPlace": { "@type": "State", "name": "Maryland" } }, { "@type": "AdministrativeArea", "name": "Prince George's County", "containedInPlace": { "@type": "State", "name": "Maryland" } } ], "sameAs": [], "hasOfferCatalog": { "@type": "OfferCatalog", "name": "HVAC Services", "itemListElement": [ { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "AC Repair", "description": "Comprehensive air conditioner repair services for all major brands in Bowie, MD and surrounding areas. Same-day repairs available." } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "AC Maintenance", "description": "Preventive air conditioning maintenance including condenser coil cleaning, refrigerant level checks, and electrical component testing." } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "AC Installation & Replacement", "description": "New air conditioning system installation and replacement, sized to your home's actual cooling load." } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "Heat Pump Services", "description": "Heat pump installation and repair including refrigerant leaks, compressor failures, defrost board issues, reversing valve problems, and fan motor replacements." } }, { "@type": "Offer", "itemOffered": { "@type": "Service", "name": "HVAC System Maintenance", "description": "Bi-annual maintenance visits in spring and fall to keep heating and cooling systems ready for Bowie's seasonal weather extremes." } } ] }, "knowsAbout": [ "AC Repair", "Air Conditioner Repair", "HVAC Maintenance", "Heat Pump Installation", "Heat Pump Repair", "Air Conditioning Installation", "Refrigerant Leak Repair", "Capacitor Replacement", "Compressor Repair", "Ductwork Inspection" ], "slogan": "Fast, Honest HVAC Service in Bowie, MD", "openingHoursSpecification": [ { "@type": "OpeningHoursSpecification", "dayOfWeek": [ "Monday", "Tuesday", "Wednesday", "Thursday", "Friday" ], "opens": "08:00", "closes": "18:00" } ], "contactPoint": { "@type": "ContactPoint", "telephone": "(240) 338-0049", "contactType": "customer service", "areaServed": "MD", "availableLanguage": "English" } } ] --- Serving Bowie, Maryland & Surrounding Areas [(240) 338-0049](tel:+12403380049) [![Pentagon Air heating and air conditioning logo](/assets/logo-light-CWbp1lkE.webp)](/) [Home](/)[Services](/services)[About Us](/about)[Contact](/contact) [Get A Quote](tel:+12403380049) ![Furnace control board replacement in Bowie MD](/assets/hero-heating-BYUSq9Rk.jpg) # Furnace Control Board Replacement in Bowie, MD | Fix Erratic Behavior A failing control board makes your furnace act unpredictably. We diagnose and replace it right. [Call Now (240) 338-0049](tel:+12403380049)[Schedule Service](/contact) Fully Insured Prompt Response Free Estimates Upfront Pricing The control board is your furnace's brain. When it goes bad, your furnace does strange things. runs the blower without heating, ignores the thermostat, flashes error codes, or cycles randomly. We've seen homeowners in Bowie spend $500+ on other repairs before someone finally checked the control board. Pentagon Air diagnoses control board problems accurately and replaces them with the correct board for your specific system. ## When You Need Control Board Replacement A failing control board causes unpredictable behavior. Your furnace may work fine one hour and refuse to start the next. You might see blinking LED error codes on the board itself. The blower might run without the burners lighting. The thermostat might call for heat and get nothing. If you've had other parts replaced. ignitor, flame sensor, gas valve. and the problem keeps coming back, the control board is probably the root cause. ## Our Control Board Replacement Process We read the error codes, test the board's outputs and inputs, and verify that the board is actually the problem. not a symptom of something else like a wiring issue. We source the exact replacement board for your furnace make and model, install it, program any required settings, and test the system through multiple heating cycles to confirm reliable operation. ## Furnace Control Board Replacement Cost in Bowie Control board costs vary by furnace brand and model. Carrier boards cost different than Rheem boards. We provide an upfront quote after confirming the diagnosis. No hidden fees. This is a more involved repair, but we make absolutely sure the board is the real problem before recommending replacement. ## Why Choose Us Pentagon Air technicians properly diagnose control board failures. we don't swap expensive parts on a guess. We've replaced control boards in furnaces across Bowie and Prince George's County for every major brand. Licensed, insured, and honest about what's actually wrong. [Back to Furnace Repair Service](/furnace-repair-service-bowie-md) Furnace acting erratic? Call Pentagon Air at (240) 338-0049 for accurate diagnosis and repair. Free estimates. [Call (240) 338-0049](tel:+12403380049)[Schedule Online](/contact) ![Pentagon Air heating and air conditioning logo](/assets/logo-light-CWbp1lkE.webp) Maryland Licensed & Insured · Factory-Trained on 8 Major Brands [(240) 338-0049](tel:+12403380049)[info@pentagonair.com](mailto:info@pentagonair.com) 14410 Dolbrook Ln, Bowie, MD 20721 Open 7am - 6pm Monday-Friday ### Quick Links - [Home](/) - [Services](/services) - [About Us](/about) - [Contact](/contact) - [AC Repair Costs Guide](/blog/ac-repair-bowie-md-local-costs-fixes-what-to-expect) - [Bowie AC Repair Blog](/blog/ac-repair-bowie-md) ### Services - [AC Repair](/ac-repair-bowie-md) - [AC Installation](/ac-installation-bowie-md) - [Furnace Repair](/furnace-repair-service-bowie-md) - [Heat Pump Services](/heat-pump-services-bowie-md) - [HVAC Maintenance](/hvac-contractor-bowie-md) - [Thermostat Installation](/thermostat-installation-bowie-md) ### Service Areas - [Bowie, MD](/hvac-ac-repair-bowie-md) - [Laurel, MD](/hvac-ac-repair-laurel-md) - [Silver Spring, MD](/hvac-ac-repair-silver-spring-md) - [Upper Marlboro, MD](/hvac-ac-repair-upper-marlboro-md) - [Annapolis, MD](/hvac-ac-repair-annapolis-md) - [Waldorf, MD](/hvac-ac-repair-waldorf-md) [](#)[](#) © 2026 Pentagon Air. All rights reserved. Website Managed by [Moon Vibes Media](https://moonvibesmedia.com) [](tel:+12403380049)