Champaign, IL Air Conditioner Services

Why to Trust Mike Williams with your New Cooling System:

  • We’ve built our locally owned business on referrals from satisfied clients, and are proud to uphold a commitment to superior installation and service.
  • We have decades of experience designing and installing air conditioning systems in our central Illinois home.
  • We will size your system properly. An improperly sized air conditioning system is the number one reason for dissatisfaction with an AC system. If the system is too big, you’re spending money on equipment you don’t need, and your system will be too loud, and will not control humidity properly. And if it’s too small, you won’t be comfortable on those hottest days of summer.
  • We prioritize the proper sizing and insulation of the ductwork your new air conditioning system utilizes. Mike Williams Plumbing Heating & A/C will be around, you can count on us with your seasonal maintenance.
  • We stock air conditioning equipment. If needed Mike Williams Plumbing Heating & A/C can often complete your installation the next day. Our installation teams are clean, fast and efficient.
  • 100% Satisfaction: With our 100% Satisfaction Guarantee, you can be sure that your new air conditioning system will be both efficient and comfortable.

Mike Williams Plumbing, Heating, Air Conditioning & Sewerstarstarstarstarstar4.5 / 5

123 Total Reviews /files//mike_williams-logo.png217-391-0437$3225 East Clearlake, Springfield IL

Central Illinois AC Repair and Maintenance

For reliable efficient operation, your air conditioning system needs consistent maintenance. At Mike Williams Plumbing Heating & A/C we offer our heating and cooling maintenance program. With it, we'll take the worry out of air conditioning for area business and homeowners. Click here for details.

If your AC system needs service or emergency repairs, we offer 24-hour emergency service. Our EPA Certified and insured heating techs have the experience, and we service all major air conditioning brands. Click here for more information on our heat pump service offerings.

Contact Us Today



Planned Air Conditioning Maintenance Registration for Linda in Champaign, IL
08-19-21

Renewed contract for water main coverage

Air Conditioning Service Registration for Victor in Savoy, IL
08-14-21

AC Frozen

Planned Air Conditioning Maintenance Registration for Sarah in Savoy, IL
08-14-21

Ac tune up

Air Conditioning Service Registration for Daniel in Champaign , IL
08-14-21

Ac Cleaning

Air Conditioning Service Registration for Joel in Champaign, IL
08-14-21

AC CAPACITOR

Air Conditioning Service Registration for Kirsten in Champaign, IL
08-14-21

AC NOT KEEPING HOME COOL

Air Conditioning Service Registration for Mike in Champaign , IL
08-14-21

blowing warm air

Air Conditioning Service Registration for Fran in Champaign, IL
08-14-21

stopped working

HVAC - Split AC Registration for Michael in Mahomet , IL
08-14-21

New Ac estimate

Air Conditioning Service Registration for Sarah in Savoy, IL
08-03-21

Replaced contactor, hard start kit

Planned Air Conditioning Maintenance Registration for Tim in Champaign, IL
07-19-21

Maintenance inspection/tune-up on air conditioner

Planned Air Conditioning Maintenance Registration for Mike in Mahomet, IL
07-16-21

Routine maintenance on air conditioning unit

Planned Air Conditioning Maintenance Registration for Stuart in Champaign, IL
06-18-21

Routine air conditioning maintenance, inspection, tune-up

Air Conditioning Service Registration for Rasheedah in Champaign, IL
06-15-21

Replaced compressor and flame sensor

Air Conditioning Service Registration for Trudy in Champaign, IL
06-14-21

Replaced compressor, budget relay

Planned Air Conditioning Maintenance Registration for Marilyn in Mahomet, IL
06-10-21

Routine air conditioning maintenance, inspection, tune-up special only $79.95

Planned Air Conditioning Maintenance Registration for Diana & Richard in Champaign, IL
06-08-21

Routine air conditioning maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Beverly in Champaign, IL
06-04-21

Routine air conditioning maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Sherfield in Savoy, IL
06-04-21

Routine air conditioning maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Zach in Mahomet, IL
06-02-21

Routine air conditioning maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Melva in Champaign, IL
06-01-21

Routine air conditioning maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for David in Saint Joseph, IL
06-01-21

Routine air conditioning maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Richard in Champaign, IL
05-28-21

Routine air conditioning maintenance, inspection, tune-up

Air Conditioning Service Registration for Rhonda in Mahomet, IL
05-26-21

Repaired air conditioner

Planned Air Conditioning Maintenance Registration for David in Mahomet, IL
05-26-21

Routine air conditioning maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Denise in Saint Joseph, IL
05-20-21

Routine maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Jacqueline in Savoy, IL
05-20-21

Routine maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Donna in Savoy, IL
05-20-21

Routine maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Lori in Savoy, IL
05-20-21

Routine maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Eric in Savoy, IL
05-20-21

Routine maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Marilyn in Thomasboro, IL
05-20-21

Routine maintenance, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Mark in Tolono, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Rick & Gidget in Tolono, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Jiawai in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Farzane in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Ilana in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

HVAC - Split AC Registration for Aurthor in Champaign, IL
05-18-21

Gave free quote/estimate on replacement of air conditioner

HVAC - Split AC Registration for Mahesh in Champaign, IL
05-18-21

Gave free quote/estimate on replacement of air conditioner

Air Conditioning Service Registration for Brady in Champaign, IL
05-18-21

Repaired air conditioning, replaced circuit board

Planned Air Conditioning Maintenance Registration for Matthew in SAVOY, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Air Conditioning Service Registration for Matthew in SAVOY, IL
05-18-21

Replace capacitor and contactor

Planned Air Conditioning Maintenance Registration for Ann in Mahomet, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Mike in Mahomet, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Gary in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Gary in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Air Conditioning Service Registration for Gary in Champaign, IL
05-18-21

Replaced compressor, refilled coolant

Planned Air Conditioning Maintenance Registration for Kathleen in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Ousmame in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Edward in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Richard in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Jan in Savoy, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Ellen in Saint Joseph, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Ellen in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Nancy & Jerald in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Phyllis in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Edward in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Anne in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Trudy in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Aziz in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

Planned Air Conditioning Maintenance Registration for Michael in Champaign, IL
05-18-21

Maintenance on AC unit, clean, inspection, tune-up

HVAC - Split AC Registration for Tyler in Champaign, IL
05-18-21

Gave free quote/estimate on replacement of air conditioner

HVAC - Split AC Registration for Marciano in Champaign, IL
05-18-21

Gave free quote/estimate on replacement of air conditioner and furnace

HVAC - Split AC Registration for Marciano in Champaign, IL
05-18-21

Gave free quote/estimate on replacement of air conditioner and furnace

HVAC - Split AC Registration for Scott in Mahomet, IL
09-11-20

Replaced furnace and air conditioning system

HVAC - Split AC Registration for Jan in Savoy, IL
08-11-20

Installed new air conditioning and furnace

Planned Air Conditioning Maintenance Registration for Karin in CHAMPAIGN, IL
08-04-20

Air Conditioning Service Registration for Louis in CHAMPAIGN, IL
07-31-20

COMPRESSOR, CAPACITOR CONTACTOR, HARD START KIT

Air Conditioning Service Registration for Joseph in CHAMPAIGN, IL
06-19-20

PART OF HOME WAS NOT COOLING EVENLY

Air Conditioning Service Registration for Suellyn in CHAMPAIGN, IL
06-19-20

CHANGE UNIT TXV

Air Conditioning Service Registration for Rebecca in BONDVILLE, IL
06-19-20

REPLACE OUTSIDE FAN MOTOR

Air Conditioning Service Registration for Tammy in CHAMPAIGN, IL
06-19-20

COMPRESSOR SAVER KIT, CONTACTOR, CAPACITOR

Planned Air Conditioning Maintenance Registration for Mila in SAVOY, IL
06-19-20

AIR CONDITIONING SAFETY INSPECTION

Planned Air Conditioning Maintenance Registration for Sandra in MAHOMET, IL
06-19-20

SAFETY INSPECTION ON AC UNIT

Air Conditioning Service Registration for Tara in Saint Joseph, IL
08-21-18

ac service

Air Conditioning Service Registration for Amy in Champaign, IL
08-21-18

Air conditioner inspection

Air Conditioning Service Registration for Martin in Champaign, IL
04-23-18

air conditioner maintenance

Air Conditioning Service Registration for Ariella in Champaign, IL
04-10-18

Air Conditioner Repair