6 AC Repair Contractors in Buffalo Grove, IL

4.7 avg rating
5,064 total reviews5 offer 24/7 service
Need emergency service? 5 HVAC providers in Buffalo Grove offer 24/7 availability

Top-Rated AC Repair Contractors in Buffalo Grove

#1

Four Seasons Heating, Air Conditioning, Plumbing, Sewer & Electric

4.7(2,885 reviews)
24/7

The overwhelming majority of reviews award 5 stars, with customers frequently praising same-day response times and technicians who explain options without…

135 N Arlington Heights Rd Ste 180, Buffalo Grove, IL 60089
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#2

Green Air Care

4.6(1,611 reviews)
24/7

Four of five sampled reviewers award five stars, frequently naming Nick, Ron, Aaron, and Alex by name for their responsiveness and expertise. Positive reviews…

1566 Barclay Blvd, Buffalo Grove, IL 60089
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#3

Next Generation Heating & Cooling

5.0(289 reviews)
24/7 Highly Rated

Every reviewer awards 5 stars, with 4 of 6 reviewer accounts explicitly mentioning same-day or within-hours emergency response. Two reviewers specifically note…

1398 Busch Pkwy, Buffalo Grove, IL 60089
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All AC Repair Contractors (6 total)

GVs Heating & Cooling INC

4.9(192)
24/7 Highly Rated

Eight reviewers collectively award five stars, with three specifically praising named technicians John and…

1606 Barclay Blvd, Buffalo Grove, IL 60089
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Assurance Heating & Air Conditioning, Inc.

4.1(79)

Four verified reviewers specifically commend technician Nick for honest assessments that saved homeowners…

760 Hastings Dr, Buffalo Grove, IL 60089
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T.E.M AC Repair Furnace Repair

5.0(8)
24/7

Eight clients awarded perfect 5-star ratings, with zero lower scores recorded. Three reviewers specifically…

88 St Marys Pkwy #1C, Buffalo Grove, IL 60089
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AC Repair Costs in Buffalo Grove

Typical repair costs for Buffalo Grove homeowners, by problem type.

ServiceLowAverageHigh
Diagnostic / service call
Usually credited toward repair
$83$132$220
Refrigerant recharge (R-410A)
$165$385$770
Capacitor replacement
$132$275$495
Fan motor replacement
$275$495$770
Compressor replacement
$880$1,980$3,080
Evaporator coil repair
$440$990$1,650
Labor (hourly rate)
Per hour during business hours
$83$121$165

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Repair in Buffalo Grove, IL: What to Expect

Buffalo Grove sits within the Chicago metro area, where summer temperatures reach the mid-80s with moderate humidity, creating genuine cooling demand even though winter heating dominates annual workload. Six contractors serve the area with a 4.7-star average across more than 5,000 customer reviews, giving homeowners solid options when their cooling systems falter during July and August heat waves.

Illinois enforces no statewide HVAC license, leaving permitting and contractor oversight to local authorities. Homeowners typically pay between $83 and $220 for a diagnostic service call, while refrigerant recharges using R-410A range from $165 to $770 depending on system size and refrigerant volume needed. Capacitor replacements, a common repair for older units, run $132 to $495. These price points reflect the competitive market among six area contractors working under local regulatory scrutiny.

Customer feedback reveals distinct service strengths among top-rated companies. Four Seasons Heating, Air Conditioning, Plumbing, Sewer & Electric draws frequent praise for same-day response times and technicians who explain options without applying pressure. Green Air Care repeatedly earns mentions of staff by name, with Nick, Ron, Aaron, and Alex cited for responsiveness and transparent financing programs. Next Generation Heating & Cooling maintains a perfect five-star rating, with several reviewers specifically noting same-day or within-hours emergency response during system failures.

Frequently Asked Questions

AC repair in Buffalo Grove typically costs $83-$3,080 depending on the problem. Diagnostic calls run around $75-$200, refrigerant recharges $150-$700, capacitor replacement $120-$450, and compressor replacement $800-$2,800. Most contractors apply the diagnostic fee toward the final repair cost if you proceed.