Direct Answer
To hire a reliable hvac system replacement contractor in New Orleans: (1) Get 3 written quotes with line-item breakdowns, (2) Verify LA license at Louisiana State Licensing Board (lslbc.louisiana.gov), (3) Confirm active general liability and workers' comp insurance, (4) Check Google and BBB reviews specific to New Orleans projects, (5) Never pay more than 10-30% upfront — never pay in full before completion.
Full Explanation
Red flags specific to New Orleans contractors: no physical New Orleans-area address, pressure to start immediately, cash-only payment demands, and license numbers that don't verify at Louisiana State Licensing Board (lslbc.louisiana.gov). Seasonal demand during summer brings out less reputable contractors.
Local Factors in New Orleans
📍Verify license: Louisiana State Licensing Board (lslbc.louisiana.gov)
📍File complaints: Louisiana State Licensing Board (lslbc.louisiana.gov)
📍Homeowner protections under LA consumer protection law
📍BBB Greater New Orleans chapter for complaints history