Ceasor's Auto
“Great service and the price was great was quoted twice the price at another garage really recomend them”
Best Truck Repair near Cornwall, ON
3 of these mechanics are based in Cornwall; the others serve Cornwall from towns including Long Sault (5 km), St Andrews West (5 km) and Apple Hill (22 km).
2 open 24/7 · 4 open weekends · 9 rated 4.5+
Data verified October 18, 2026
Eastern Ontario Truck Repair/ Eotr
“Great service, very friendly staff would definitely recommend”
Dynamic Auto Service & Maintenance
“I've brought several vehicles here over the course of many years, and they've earned my loyalty every step of the way.”
DNA Truck & Trailer Repair
“I highly recommend this truck shop.”
Cornwall Mobile Truck and Trailer Repair Inc
“Fantastic friendly of quick and effective service and AJAYPAL singh is very nice and helpful guy”
Picard Mobile Truck Repair
“Needed some tools when I was missing some on a call, he did more than just lend me some, helped me do my job as well and didn't ask for a penny, not many people like him in Canada”
Listed for drivers in and around Cornwall, ON, these 10 shops work on medium and heavy duty trucks. What each one says about fleet accounts, road service, inspections and hours comes from its own website; ratings and quotes come from public reviews.
Area overview: Cornwall, ON
The 10 mechanics on this page are rated from 4.2 to 5.0 across 286 reviews; 1 has 50 or more reviews and 9 are rated 4.5 or higher. 2 are open around the clock; 4 are open on Saturdays and 3 on Sundays. Domain records put 2 websites of the mechanics on this page at ten or more years old; the oldest dates from 2012. 2 offer emergency or roadside call-outs. We have a website on file for 5 of the mechanics on this page; 5 publish a contact page; 5 list a public email and 1 takes bookings online. We count these figures across the mechanics on this page; distances are straight-line, and hours and prices change, so confirm the details with the mechanic before you visit.
Why does this page include shops beyond Cornwall?
3 of the 10 shops sit inside Cornwall; the rest come from other towns. Truck shops need land, long approaches and highway access, so they end up on the edge of town. Drivers already plan around that.
General Truck Repair
Tanglewood Mechanical
“Great Service, Quick Turnaround and Mobile if needed.”
RJ Truck & Trailer Repair Inc.
“Really nice answer and service received , prompt response on a Sunday as everyone closed !”
Carl's Auto Body
“Hit a deer and they found more damage inside and delt with the insurance for the extra work for me.”
Why these companies made our list
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