Best Mechanic Shops near Sarnia, ON

2 of these technicians are based in Sarnia; the others serve Sarnia from towns including Brigden (22 km), Corunna (12 km) and Petrolia (16 km).

2 open weekends · 8 rated 4.5+

Data verified October 21, 2026

One Stop Automotive

4.9 18 reviews

“Very knowledgeable, friendly, fair prices and went of their way to inform me of what they were doing.”

R&J Automotive

5.0 4 reviews

“He works on my alternator belt was completed quickly The cost of the repair was low as quoted, and He save my money .”

J's Performance & Customizing

4.8 27 reviews

“This business is incredibly reliable and honest, i have used them a few times now for custom exhaust work they were done on time, worked around my schedule and beat competitors by about $600.”

Preece Enterprises

4.9 20 reviews

“I needed a 2032 battery 🔋 while in Brigden - and by chance - they had one!!”

Corunna Auto Clinic

5.0 16 reviews

“The owner is top notch and is the most honest person around!”

Pro Fleet Care Lambton-Middlesex

4.4 4 reviews

“John has done an excellent job of oil spraying our work vehicles for many years.”

Listed for drivers in and around Sarnia, ON, these 10 shops are general mechanics. What each one states about certifications, warranties and financing comes from its own website; ratings and quotes come from public reviews.

Area overview: Sarnia, ON

9 of the 10 technicians on this page have a rating, from 4.4 to 5.0 across 165 reviews; 8 are rated 4.5 or higher. 2 are open on Saturdays. 1 is family- or locally-owned. We have a website on file for 2 of the technicians on this page; 2 publish a contact page and 1 lists 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.

Why are some shops on this page not in Sarnia?

2 of the 10 shops are located in Sarnia; the rest come from other towns within 25 km. Distances are straight-line.