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Auto AC & Heating Shops in Mississauga, ON

Find trusted auto ac & heating services in Mississauga. Compare prices, read reviews, and book online.

Square One Auto Service

Square One Auto Service

100 City Centre Dr, Mississauga, ON L5B 2C9

(905) 555-1401

Mississauga's trusted auto repair near Square One. Complete mechanical service, emissions testing, A/C repair, transmiss...

Veerpreet Service Centre

Veerpreet Service Centre

6559 Airport Rd, Mississauga, ON L4V 1E5

(905) 673-1239

Looking for 24 hour mechanic in Brampton? Veerpreet Service Centre specializes in all make & model auto repairs in Missi...

Aire One Peel | Furnace Repair Mississauga, Heat Pump Installation & AC Service

Aire One Peel | Furnace Repair Mississauga, Heat Pump Installation & AC Service

1625 Courtneypark Dr E, Mississauga, ON L5T 1V9, Canada

(905) 564-8545

Convertible Heating and Air Conditioning

Convertible Heating and Air Conditioning

1321 Blundell Rd Units 10 & 11, Mississauga, ON L4Y 1M6, Canada

(800) 423-0969

Glors Heating and Air Conditioning

Glors Heating and Air Conditioning

1426 Pate Ct, Mississauga, ON L5V 2Y8, Canada

(647) 883-4051

HVAC X Supply - Mississauga

HVAC X Supply - Mississauga

278 Watline Ave, Mississauga, ON L4Z 1P4, Canada

(416) 399-9330

Leite Group - Hvac & Hydronics

Leite Group - Hvac & Hydronics

105 Hanson Rd, Mississauga, ON L5B 2E3, Canada

(416) 879-5790

Maxwell Auto Inc.

Maxwell Auto Inc.

7035 Maxwell Rd #10, Mississauga, ON L5S 1R5, Canada

(905) 670-9314

Auto AC Repair & Heating Service in Mississauga, ON

Stay comfortable year-round with expert auto AC and heating services in Mississauga. From ice-cold air conditioning recharges to heater core replacements, Boommar connects you with certified HVAC technicians who keep your cabin climate perfectly controlled.

Common Causes of AC & Heating Failure

Signs Your Auto AC or Heating System Needs Service

Auto AC & Heating Services Available

AC Recharge & Leak Test

Evacuating, testing for leaks, and recharging refrigerant

AC Compressor Replacement

Installing a new compressor with full system flush

Heater Core Replacement

Dashboard removal and heater core swap

Cabin Air Filter Replacement

Installing a fresh filter for clean cabin airflow

Blend Door Actuator Repair

Replacing the motor that controls hot and cold air mixing

Blower Motor Replacement

Restoring full fan speed and airflow

Auto AC & Heating Tips

  • Run your AC system for at least 10 minutes per month even in winter to keep the seals lubricated
  • Replace your cabin air filter every 20,000-25,000 km for optimal airflow and air quality
  • If your AC stops blowing cold, get a leak test before just adding more refrigerant
  • A sweet antifreeze smell inside the cabin is a strong indicator of a leaking heater core
  • After winter, have your AC system inspected before the summer heat arrives
  • Don't ignore a defroster that doesn't work—it's a serious safety hazard in cold weather

Frequently Asked Questions

A basic AC recharge with leak inspection costs $150-$300. If a leak is found and a component needs replacement (condenser, evaporator, or compressor), the total repair can range from $500-$2,000+.

This is often caused by an intermittent refrigerant leak, a failing compressor clutch, or a blocked expansion valve. A professional leak test and system pressure check can pinpoint the exact cause.

Heater core replacement is labor-intensive because the dashboard must be partially or fully removed. Expect to pay $800-$1,800+ depending on your vehicle's complexity.

A properly sealed AC system should not need regular recharging. If it needs refrigerant frequently, there's an active leak that must be repaired first to avoid environmental damage and ongoing costs.

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