Get matched with top furnace / forced air heating system install or replace pros in Lodi, CA

"The guy called me back right away, which was nice. He told me he was booked up for the next two weeks, which was not to nice. Can't say I fault him, it is a really busy time for AC people. But I found another guy who was able to come out the same day, Guess who I will call next time."

"They installed central heating and air in our home in 2025. They were efficient, did a excellent clean up, and friendly. They checked in a week after to make sure we were satisfied with the system and if we had any questions. We are extremely satisfied with the new system. The controls are easy to work and the system is very quiet and efficient."

"Elite heating and air was very knowledgeable when it came to high efficiency heat pump mini split systems they put a multi zone in our 750 sq ft adu with a 12 year unit replacement warranty thank you once again"

"TMC Heating & Cooling performed the installation of my new attic fan in a very timely manner. I would certainly consider using them again for other projects."

West Coast Air Conditioning provides residential and light commercial heating and air conditioning services throughout Calaveras and San Joaquin Counties. Our services include HVAC repair, system replacement, heat pump installation, furnaces, air conditioning, ductwork, maintenance, and indoor comfort solutions. We specialize in helping homeowners evaluate their existing system and choose practical repair or replacement options based on the condition of their equipment and home. From routine service to complete high-efficiency HVAC and duct system upgrades, our focus is quality workmanship, clear communication, and dependable local service.

"Sales rep (Tim) was professional, providing an on-site assessment and recommendations for furnace replacement. He also walked me through the installation process and benefits of the recommended furnaces vs our budget. Installation team (Alvaro & Joaquin) was professional, friendly & communicated what to expect. Discovered that delivered furnace was switched to another one due to conflict with our local codes. After they made phone calls with their home office, an acceptable solution was provided that met my expected furnace performance and stayed within the quoted cost. Another ABC staff member picked up an upgraded furnace and delivered it to our house. Installation was smooth and crew cleaned up after themselves. We were left with a "warm" feeling about ABC!"

"I have had Guerrero's out to several of our residential properties over the years. This company has replaced two units for us. A ground unit and a roof unit. They have also replaced old thermostats with new eco friendly ones and fixed other problems like a dead capacitor (took 15 minutes to diagnose), bad board, etc., very quickly and for a reasonable price. They show up at the time they say they will show up. That means a lot to us. I absolutely do not want to be waisting hours of my time waiting on a contractor that may be running late but doesn't have the decency to call me. Guerrero's does quality professional work in a timely manner. I can trust this company is doing me right and not over charging me and will do a professional job in a timely manner. We are very lucky to find Guerrero's and will continue to use Guerrero's for any of our AC/Heating needs."

"Ken was amazing. He evaluated our equipment, installed new heating and air systems, linked the thermostat, and came back to be sure we were comfortable with the system and how to use it. And to be sure we were comfortable with the temperature! His attention to detail, service, and understanding our needs is exactly what makes us recommend AJAX to friends, too. Thanks, Ken!"

"Ken was helpful, with a spirit of wanting to teach and share his knowledge. Super fast, super effective. We have a new heat & air company!"

"Just awesome ,very professional and made it a very comfortable , was informative about how the furnace worked , took his time in checking everything."