Best Car Tune-Up in Richmond Hill, ON
16 technicians listed · all 16 in Richmond Hill · 1 open 24/7 · 11 open weekends · 15 rated 4.5+
Data verified October 16, 2026
Diesel Depot Inc.
Richmond Hill Auto Repair
Carcone's Auto Works
16th Auto Service & Tire
S & D Auto Svc
Listed for drivers in and around Richmond Hill, ON, these 16 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: Richmond Hill, ON
All 16 technicians we list here are in Richmond Hill itself. The technicians on this page are rated from 4.0 to 5.0 across 1,801 reviews; 9 have 50 or more reviews and 15 are rated 4.5 or higher. The topics that come up most in reviews of the technicians on this page are "price", "professional" and "fair". 1 is open around the clock; 11 are open on Saturdays and 2 on Sundays. 1 shows a licence on its website. 2 have ten or more years of experience, the longest 18 years. 1 offers emergency or roadside call-outs. We have a website on file for 4 of the technicians on this page and 2 publish a contact page. We count these figures across the technicians on this page; hours and prices change, so confirm the details with the technician before you visit.
Which shops listed for Richmond Hill open on Saturdays or Sundays?
11 of the 16 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.