Autotech Performance Inc.
“Denis and Patrick offer a great customer service.”
Best Car Tune-Up near Saint-Constant, QC
We have 4 technicians in Saint-Constant on file, but only the highest-rated make our list, and none of them made it; the 10 here come from towns including Saint-Jean-sur-Richelieu (4, 24 km), Pierrefonds (2, 27 km) and Saint-Laurent (1, 18 km).
2 open weekends · 8 rated 4.5+
Data verified October 19, 2026
514 • Muffler (Tire Select)
“Was told I had a catalytic converter crack and they suggested a fix instead of a costly replacement.”
Centre De Collision Saint Jean Carrxpert
“I went to pick up the vehicle, everything is spotless AND the vehicle was cleaned inside!”
Autosolution
“Excellent Service by Raphael and his team !!”
Antirouille Rust-Proofing
“The place is a bit run down but they do a good job of spraying your car.”
Alignement Vézina Inc.
“Very good service, accurate on the situation of your vehicle!”
Listed for drivers in and around Saint-Constant, QC, these 10 shops handle tune-up work and running faults. What each one says about diagnostics, warranties and service specials comes from its own website; ratings and quotes come from public reviews.
Area overview: Saint-Constant, QC
The 10 technicians on this page are rated from 4.3 to 4.9 across 1,570 reviews; all 10 have 50 or more reviews and 8 are rated 4.5 or higher. The topics that come up most in reviews of the technicians on this page are "price", "honest" and "professional". 2 are open on Saturdays. Domain records put 7 websites of the technicians on this page at ten or more years old; the oldest dates from 2009. 4 list coupons or special offers. We have a website on file for all 10 of the technicians on this page; 7 publish a contact page and 9 list a public email. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
Which shops listed for Saint-Constant open on Saturdays or Sundays?
2 of the 10 shops here show Saturday or Sunday hours. Plugs and filters fit neatly into a Saturday. A chase for an intermittent misfire does not, since it can need the car overnight to catch the fault happening from cold.
Garage Répar-Action Inc
“I never felt like anyone was trying to sell me a service that I didn't need.”
GO Pneus
“Great service, super nice staff every time I go there, they always try to help at a super good price!”
Silencieux GMS Longueuil Auto Mécano
“I have been going to this place for years, always professional, I have had all my maintenance done, even the storage of my tires.”
Cynthia Pneus Mécanique
“Very good service, more than reasonable price.”
Why these companies made our list
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