Air conditioning and heating services

HVAC services in Suisun, CA

Make living in Suisun, CA a dream with some of the best heating, ventilation, and air conditioning services provided by A 100% Guarantee Heating and AC. Figure out how our HVAC services have benefitted local homeowners in reliably keeping their homes at the temperature of their preference every day of the year. Call 707-689-5128 today to set up an appointment and see how our HVAC services can help you too.

HVAC solutions that cannot be beat

For the past several years, A 100% Guarantee Heating and AC has worked to improve homes with our top of the line systems that help make customers comfortable in Suisun, CA. As being partly an air conditioning company, our HVAC services do more than just keep your home cool. We also offer air ductwork, which can maintain the system that carries the warm or cool air throughout your home as well as helps circulate it. Furthermore, we offer indoor air quality tests to make sure your systems are not only benefitting your comfort but also positively affecting your health. 

As also a heating company, we focus on not only the heating systems that are included in our HVAC services but maintaining them affordably as well. Our heater parts replacement service will solve the problem that many heating companies tend to push more expensive solutions on. We don’t try and force unnecessary repairs, we go straight to the source and keep in the parts that are still functioning at top capacity.

Professional HVAC services one call away

Give us a call today and learn why our services are so trusted in Suisun, CA. A 100% Guarantee Heating and AC values each customer we work with and strives to give the best experience when extending our many resources. Our technicians are standing by to bring you only the best and most affordable solutions. Call 707-689-5128 today to learn how our HVAC services can help you by making an appointment.

Most Recent Pins (24)

Evan Thompson
A 100 Guaranteed Heating and AC inspected an HVAC system in Vacaville, California. Technicians found the compressor and refrigerant levels operating normally. They identified a failing condenser fan motor and recommended replacement with a 14-go 825 RPM motor. The unit continues to run but may overheat if the motor is not replaced.
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Evan Thompson
A 100 Guaranteed Heating and AC inspected a 2,500 sq ft home in Vacaville, California. Technicians identified crushed and kinked ductwork limiting airflow in multiple rooms. They evaluated the zoning system with 14 barrel dampers and confirmed two return vents. The team recommended duct adjustments to improve airflow, while confirming the HVAC system functioned properly.
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Evan Thompson
A 100 Guaranteed Heating and AC installed a new control board on a Coleman HVAC system in Fairfield, California. The technician completed all necessary checks and confirmed the system functions properly. This service restored full operation to the heating and cooling unit.
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Evan Thompson
A 100 Guaranteed Heating and AC replaced a failed thermostat with a new Honeywell unit in Fairfield, California. The technician confirmed proper system operation after installation. This service restored accurate temperature control and supported efficient HVAC performance.
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Evan Thompson
A technician inspected a nonresponsive furnace in Fairfield, California, and found a failed main control board. The unit, a Nordyne system over 20 years old, may need full replacement. The team will provide a repair estimate before proceeding.
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Evan Thompson
A 100 Guaranteed Heating and AC completed an annual tune-up on a Coleman 80% efficiency furnace in Napa, California. The technician inspected and serviced the unit to ensure proper function for the upcoming season. The system passed all checks and is operating as expected.
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Evan Thompson
A 100 Guaranteed Heating and AC completed an HVAC system inspection and grill cleaning in Fairfield, California. A blocked return grill was restricting airflow to the heat exchanger. Technicians cleaned the grill, restoring proper airflow and system function. Regular maintenance helps prevent airflow issues and supports efficient heating and cooling performance.
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Christina Evangelista
A technician in Davis, California, identified a leak in a Lennox furnace and replaced the emergency drain pan. This repair helped prevent water damage and ensured the furnace operated safely.
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Christina Evangelista
A technician repaired a Lennox HVAC system in Fairfield, California. They identified a faulty transformer, completed wire repairs, and adjusted the limit switch to restore proper system function.
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Christina Evangelista
A technician in Vallejo, California diagnosed a faulty zone board in a Carrier HVAC system. They replaced the malfunctioning component, restoring full system function. The heating and cooling system now operates correctly after the repair.
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Christina Evangelista
A 100 Guaranteed Heating and AC replaced a faulty transformer and installed a low-voltage fuse on a Bryant condenser in Fairfield, California. The technician identified the power issue and completed electrical repairs, restoring the unit’s performance.
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Christina Evangelista
A technician in Woodland, California replaced a damaged Goodman system due to a cracked heat exchanger. The service included removing the faulty furnace, air conditioner condenser, and evaporator coil, and installing new Carrier brand components to restore full HVAC function.
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Christina Evangelista
A technician in Vallejo, California diagnosed a Lennox furnace that failed to start. The technician identified a faulty flame sensor, replaced the part, and restored full operation. The repair ensures the furnace now runs correctly and responds as expected.
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Christina Evangelista
A 100 Guaranteed Heating and AC diagnosed a faulty thermostat on a Trane system in Vallejo, California. The technician replaced the non-working unit with a new Honeywell thermostat to restore system control and temperature accuracy.
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Christina Evangelista
A technician replaced a failed capacitor in a Carrier HVAC system. The repair restored full function to the unit. This service took place in Vallejo, California.
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Christina Evangelista
A technician repaired a Bryant Extreme Heat Pump system in Fairfield, California. The system had a blown fuse, which caused a malfunction. The technician replaced the damaged fuses with new ones. After the repair, the heat pump resumed normal operation.
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Christina Evangelista
A technician replaced a failed fan motor on a Lennox condenser unit. The repair restored full system functionality. This HVAC service took place in Vallejo, California.
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Christina Evangelista
A technician in Vacaville, California diagnosed a non-operational condenser and identified a failed fan motor. The team replaced the fan motor on a Carrier system. After replacement, the air conditioning system resumed normal function.
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Christina Evangelista
A technician in Fairfield, California diagnosed a Goodman furnace that would not start. The issue was traced to a broken door switch that failed to keep the furnace door closed. The latch was repaired, restoring normal system operation.
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Christina Evangelista
A technician replaced a failed inducer motor on a Goodman heating system. The repair restored full system function. This service was completed in Vallejo, California.
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Christina Evangelista
A technician in Fairfield, California, diagnosed a faulty thermostat on a Carrier HVAC system and replaced it with a new Honeywell thermostat. This service restored proper temperature control and ensured system performance.
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Christina Evangelista
A technician replaced a low voltage fuse on a Carrier HVAC unit in Fairfield, California. This service restored electrical functionality and ensured stable system performance. Fuse replacement helps prevent further damage from power interruptions or electrical surges in heating and cooling systems.
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Evan Thompson
A technician replaced a faulty dual run capacitor serving the compressor and fan motor on a Carrier HVAC unit. This repair restored proper function to the cooling system. Service took place in Vacaville, California.
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Evan Thompson
A 100 Guaranteed Heating and AC replaced a failed run capacitor on a blower for an aging Gibson HVAC system in Fairfield, California. This repair restored airflow and prevented further strain on the unit.
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