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Claim This BusinessAlamo Heating and Cooling Inc has operated from Vacaville, California for over two decades, building a service portfolio that spans residential heating repair, cooling system installation, and preventive maintenance. The company holds a state contractor license and maintains an A rating with the Better Business Bureau. With 179 verified client reviews, the contractor has accumulated a 4.9-star average rating, placing them among the highest-rated HVAC providers in Solano County. Their service area includes Vacaville, Dixon, Fairfield, and the surrounding communities throughout the Sacramento Valley region.
What distinguishes Alamo Heating and Cooling from neighboring contractors is their commitment to upfront diagnostic transparency. Each service call begins with a thorough system evaluation, allowing technicians to explain the exact cause of malfunctions before presenting repair options. This diagnostic-first approach minimizes guesswork and helps homeowners understand precisely what their equipment requires. The company stocks common replacement components, enabling many repairs to completed during the initial visit rather than scheduling follow-up appointments.
Customers frequently mention technician Sergio by name, noting his methodical approach to heating system diagnostics and his ability to identify issues that prior contractors overlooked. One homeowner described how Sergio traced a heating problem to its root cause during a winter service call, explaining each step of the inspection process. The company responds to service requests throughout the workweek, with technicians available from 7 AM to 5 PM Monday through Saturday.
179 customers have left reviews for Alamo Heating and Cooling Inc, yielding a 4.9-star average rating. Five-star reviews consistently praise diagnostic thoroughness and technician professionalism, while lower-rated reviews occasionally reference pricing concerns for major component replacements.
| Sunday | Closed |
| Monday | 7 AM–5 PM |
| Tuesday | 7 AM–5 PM |
| Wednesday | 7 AM–5 PM |
| ThursdayToday | 7 AM–5 PM |
| Friday | 7 AM–5 PM |
| Saturday | 7 AM–5 PM |
Diagnoses and repairs furnace malfunctions, ignition failures, and heat exchanger issues.
AC repair, refrigerant recharging, and compressor diagnostics for summer comfort.
New heating and cooling equipment installation for existing homes and new construction.
Seasonal tune-ups that inspect components, replace filters, and verify system operation.
Same-day response for heating failures during cold weather and cooling emergencies during heat waves.