How much does same day HVAC repair typically cost?
Same-day HVAC repair costs vary by the fault, parts, and timing. We start with a diagnostic; promotions as low as $49 are available for many systems. Members on select plans may pay $0 for diagnostics and never pay after-hours fees. Emergency repair is available 24/7. After the diagnostic, your technician presents options and prices before work begins. Maintenance plans can include up to 25% off repairs and an up to 10-year repair warranty. We serve Boise, Nampa, Caldwell, and the Treasure Valley.
Updated: 2026-01-02 00:00:00
Need help in Caldwell, ID? Call (208) 738-4822 or book online.
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- Heating System Repair Diagnostic service: comprehensive diagnosis and report for $49, with 4 Hour Arrival.ultimateheatingandair.com
- $149 A/C Tune-Up with No-Breakdown Guarantee — if your system breaks down within 6 months we'll diagnose at no cost, give priority scheduling, and credit the maintenance charge toward repair.ultimateheatingandair.com
- $149 A/C Tune-Up & No-Breakdown Guarantee + Same Day Service. 100% satisfaction guaranteed. Discounts available for Lion Shield Members.ultimateheatingandair.com
- Air Duct Replacement as low as $107/mo. Includes free proposal, same day service, and financing options available.ultimateheatingandair.com
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- Maintenance Plans | Ultimate Heating & Airultimateheatingandair.com
- FAQ | Ultimate Heating & Airultimateheatingandair.com
- Nampa AC Repair | Ultimate Heating & Airultimateheatingandair.com
- Star AC Repair | Ultimate Heating & Airultimateheatingandair.com