Sep 3, 2026
AC Blowing Warm Air? Common Causes and Fixes
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HVAC Company
Gregg Heating & AC
VerifiedEstablished · 52 yrs
4.9(111 reviews)•Residential•Serving New Berlin, WI
ACCAEPAEnergy StarLicensed, Bonded, And InsuredNATENCI
Gregg Heating & AC provides expert AC and heating services including repair, replacement, and installation.
52
Years in Business
Yes
Emergency Service
Available
Financing Available
New Berlin, WI
Service Area
Services Offered
Customer Sentiment Summary
Strengths
- Crews carry themselves professionally — 27 reviewers single out polite, respectful technicians.
- Technicians turn up inside the booked window, something 18 reviewers went out of their way to note.
- Technical depth stands out: 20 reviewers credit the crew with a correct diagnosis and a clean repair.
- 13 reviewers describe the technicians as personable and pleasant to deal with.
Areas to Watch
- Quote transparency is mostly positive but not unanimous: 14 of the 108 reviews analysed raised it, and a minority had problems.
- Pricing is mostly positive but not unanimous: 3 of the 108 reviews analysed raised it, and a minority had problems.
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