Sep 3, 2026
AC Blowing Warm Air? Common Causes and Fixes
Reading Time About 6 Min
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HVAC Company
Pinnacle Heating & Cooling
VerifiedEstablished · 18 yrs
5.0(88 reviews)•Residential•Serving Homer Glen, IL
AHRIEPAEnergy StarNATENCI
A heating and air conditioning contractor offering HVAC service, repair, and maintenance for Lennox furnaces, air conditioners, heat pumps, ductless systems, and geothermal systems.
18
Years in Business
Yes
Emergency Service
Available
Financing Available
Homer Glen, IL
Service Area
Services Offered
HVAC service
HVAC repair
HVAC maintenance
furnace servicefurnace repairair conditioner serviceair conditioner repairheat pump serviceheat pump repairductless system serviceductless system repairgeothermal system service
geothermal system repair
Customer Sentiment Summary
Strengths
- Technical depth stands out: 25 reviewers credit the crew with a correct diagnosis and a clean repair.
- Crews carry themselves professionally — 21 reviewers single out polite, respectful technicians.
- Easy to deal with: 15 reviewers highlight fast responses and plain-English explanations.
- 13 reviewers describe the technicians as personable and pleasant to deal with.
Areas to Watch
- Quote transparency is mostly positive but not unanimous: 13 of the 84 reviews analysed raised it, and a minority had problems.
- Pricing is mostly positive but not unanimous: 7 of the 84 reviews analysed raised it, and a minority had problems.
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