15 HVAC Repair Contractors in St. Charles, IL
Top-Rated HVAC Repair Contractors in St. Charles
McNally's Heating and Cooling
“Every client rating across all four displayed reviews awards five stars. Customers consistently reference specific team members, Russ, Garett, Luis, Chris,…”
One Hour Heating & Air Conditioning
“Across 1,885 reviews, the company maintains a 4.9-star average with zero one-star ratings visible in the sampled feedback. Multiple reviewers explicitly praise…”
All HVAC Repair Contractors (15 total)
Service Plus Heating & Cooling
“All 193 reviews carry 5-star ratings, reflecting perfect reviewer satisfaction. Customer accounts emphasize…”
Eco Temp HVAC
“Every reviewed technician earned a perfect 5-star rating, with Jordan, Tyler, Marco, and Shawn each named by…”
American Mechanical Heating & Cooling
“All 59 reviewers award 5-star ratings, with Ricardo named as the responding technician in every detailed…”
Performance Heating & Air
“Forty-three client reviews yield a perfect 5.0 average rating. Reviewers consistently cite thorough cleanup…”
Shark Heating & Air Conditioning Inc
“All seven reviews award five stars, with customers praising fair pricing, honest assessments, and the…”
Harmonic Heating & Air Conditioning, Plumbing & Electric Saint Charles
“All 6 reviewers awarded 5 stars, with technicians Nate, Kenny, and Liz specifically named across feedback.…”
DeLuxe HVAC/R, Inc.
“Three reviewers awarded 5 stars, with each praising different strengths: technical knowledge, fair pricing,…”
Heating And Cooling
“All 4 reviews award 5 stars, with clients specifically praising dependability, prompt response, and…”
Heating & Air Conditioning
“Three of six reviewers award five stars, praising same-day response and honest assessments, while two…”
Sun Mechanical Systems Inc
“Three of five reviewers awarded five stars, with positive feedback citing professional installation and…”
HVAC Repair Costs in St. Charles
Typical heating and cooling repair costs in St. Charles, by component.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call | $83 | $132 | $220 |
Thermostat replacement | $165 | $303 | $550 |
Blower motor replacement | $440 | $715 | $1,210 |
Heat exchanger replacement | $1,650 | $2,420 | $3,850 |
Ignitor replacement (gas furnace) | $165 | $275 | $440 |
Control board replacement | $330 | $605 | $990 |
Full system repair (major) Multi-component failure | $550 | $1,320 | $3,300 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.