Best Transmission Repair Shops in Mississauga, ON
24 mechanics listed · all 24 in Mississauga · 12 open weekends · 22 rated 4.5+
Data verified October 30, 2026
Halton Auto Service & Transmission Mississauga
Autotex Service Centre Ltd.
Shiftfix Transmissions
S.b.s Automotive
Best Truck Repair & Tire Centre Ltd
Listed for drivers in and around Mississauga, ON, these 24 shops work on transmissions. What each one says about rebuilds, warranty terms and the brands it handles comes from its own website; ratings and quotes come from public reviews.

Area overview: Mississauga, ON
All 24 mechanics we list here are in Mississauga itself. We have 61 mechanics in Mississauga on file; this page shows the highest-rated 24. The mechanics on this page are rated from 4.1 to 5.0 across 4,286 reviews; all 24 have 50 or more reviews and 22 are rated 4.5 or higher. The topics that come up most in reviews of the mechanics on this page are "price", "professional" and "honest". 12 are open on Saturdays and 1 on Sundays. 3 have ten or more years of experience, the longest 26 years. 1 is family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 10 of the mechanics on this page; 5 publish a contact page; 4 list a public email and 1 takes bookings online. We count these figures across the mechanics on this page; hours and prices change, so confirm the details with the mechanic before you visit.
Do years in business matter for transmission work?
Ten or more years in business is claimed by 3 of the 24 shops here. Rebuild quality is hands-on skill, and a shop that has been in one place a long time is easier to hold to a warranty. It is what their listings state, not a guarantee.