What Does the Blinking Light on My Furnace Mean?
The blinking light on a furnace is a fault code from the control board. How to read it safely, what common codes mean, and when a reset is fine or not.
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Furnace repair in Shakopee comes with a $79 trip charge, waived when you approve the repair, and a flat-rate price in writing before work starts. The phones are on 7am–9pm, seven days. Shakopee runs from 1800s houses near First Avenue to subdivisions from the mid-1990s on, and we work on both.
The bulk of Shakopee's houses sit in the subdivisions that spread south from the river valley after the mid-1990s: two-stories, split-entries and townhomes with builder-grade furnaces now at or near replacement age. Their failures are predictable for that vintage. Igniters crack, inducers wear, flame sensors coat over and control boards throw codes, and a builder furnace sized by square footage often short-cycles enough to speed that wear along. Townhome furnaces tend to sit in closets or small utility rooms where filters get forgotten.
The older blocks near downtown are a different trade. Houses there go back to the 1800s, with small basements, low clearances and old chimneys, and some still heat with boilers. A furnace in one of those basements may have replaced gravity heat and still rely on a chimney that needs attention. Gas service is split, with CenterPoint Energy in some neighborhoods and Xcel Energy in others, and a gas smell is a call to whichever one bills you.
Updated September 23, 2026
Every furnace repair call in Shakopee starts with a $79 trip charge, waived when you approve the repair, and a written price before any work. Same prices in Shakopee as in every town we serve. National averages (HomeGuide, 2026), not our prices: an inducer motor $400–$1,100, a PSC blower motor $500–$1,400, a variable-speed (ECM) blower motor $800–$2,300. More in the furnace repair cost guide.

More detail on our furnace repair page.
Symptom guides: Blowing cold air · Won't ignite · Short cycling · Blinking light codes · Pressure switch trips · Strange noises · Leaking water · Burning smell · Red tag · Carbon monoxide
Usually. Tight basements make the work slower but not impossible, and most parts are standard. The bigger questions are the chimney and the clearances. An 80% furnace venting into an old masonry chimney needs a flue in good shape, and a furnace squeezed against a foundation wall may be short on service room or combustion air. We check draft and flue condition along with the failed part and tell you if the setup itself needs work.
Your gas utility first, from outside. In Shakopee that's CenterPoint Energy or Xcel Energy, depending on your neighborhood; the name is on your gas bill. Leave without flipping switches, then call. The utility locates the leak and shuts off gas if needed. After the utility clears it, we repair the furnace, whether that's a leaking fitting at the gas valve, a failed valve or a connector that needs replacing.
The blinking light on a furnace is a fault code from the control board. How to read it safely, what common codes mean, and when a reset is fine or not.
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