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If you're not satisfied with the installation or performance within 30 days, we'll make it right — no questions asked.
View Our Services →Our story
At GM Heating & Cooling, we specialize in delivering reliable and professional HVAC installations, repairs, and maintenance across Brampton, Mississauga, Etobicoke, and the wider GTA.
We believe every homeowner deserves honest advice, right-sized equipment, and a company that stands behind their work — for years, not just the day of installation.
Why choose us
Industry-leading experts & trusted family-owned business located in Brampton, ON.
67% of HVAC installs are wrong-sized. We measure your home before recommending anything.
Parts AND labor. No fine print. If anything fails in the first 10 years, we fix it.
We come back every year for 3 years at no charge. Scheduled before we leave install day.
A real person answers. A tech is dispatched. No voicemail on the coldest night of winter.
Risk-Free Guarantee
If you're not satisfied with the installation or performance within 30 days, we'll make it right — no questions asked.
View Our Services →Ready to get started?
Book a free 45-minute home audit. Honest advice, no pricing pressure.