Barrie drivers need heat that works in winter and AC that works when summer shows up. Weak airflow, poor cooling, no heat, strange smells, or fogging issues are all signs that the climate-control system needs attention. It is much easier to deal with these problems before the season you need most is already here.
Gunn's Auto Service helps diagnose heating and AC problems so you understand whether the issue is airflow-related, temperature-related, or tied to another system concern.
Heating and AC problems have a way of showing up at the worst time. If the system is weaker than it should be, booking early can save you from scrambling during the first heat wave or the next cold snap.
At Gunns Auto, we value your feedback and strive to provide the best service possible. Schedule your appointment today and experience the difference!
I had an outstanding experience from start to finish. The staff was incredibly professional, and the receptionist was courteous and thorough in answering all my questions over the phone. The process of dropping off and picking up my car was seamless and efficient. I’ve been to many places, but this one truly stood out. Highly recommend!
Good service pages should not leave you at a dead end. If you are still comparing symptoms, maintenance timing, or whether Gunn's Auto Service is the right fit, these related links give you a clearer next step.
Related Services
Seasonal Tire Changeovers
Winter-to-summer and summer-to-winter tire swaps, inspections, balancing, pressure checks, and honest advice on what makes sense for your vehicle and driving habits.
Conventional, synthetic, and manufacturer-spec oil changes with the right viscosity, fresh filters, fluid checks, and a quick look for leaks or maintenance concerns.
Brake inspections, pads and rotors, caliper concerns, brake fluid service, noise and vibration diagnosis, and straightforward recommendations based on what your vehicle actually needs.
Accurate scan-tool diagnostics and hands-on troubleshooting for warning lights, drivability issues, rough running, hard starts, emissions faults, and intermittent concerns.
Call us (705) 728-1769 
8:00am - 5:00pm Mon-Fri
Comfort matters in every season
