Riverside Automotive Repair
“They were so kind, helpful, and got me in last minute when I was in a pretty bad and dangerous situation.”
Best Transmission Repair Shops in St. George, UT
11 mechanics listed · 9 in St. George · 2 open weekends · 10 rated 4.5+
Data verified October 16, 2026
Zion Motors
“They replaced my transmission and when they came into complications they didn't charge me extra.”
Southwest Diesel Service Inc
“They were able to accurately troubleshoot a tough issue with our Isuzu Titlmaster that other mechanics couldn't figure out.”
Hummel's Automotive Diagnostic and Repair
“Just had repairs on both and they were completed in a timely manner at a good price.”
St George Transmission & Automotive
“Always courteous and willing to solve problems with a couple of my older vehicles.”
Speed Lube.
“They're pretty friendly, usually very quick, and the price is good for the time you'll save not doing the work yourself.”
Listed for drivers in and around St. George, UT, these 11 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: St. George, UT
Of the 11 mechanics we list here, 9 are in St. George itself and 2 come from Santa Clara (1, 5 mi) and Washington (1, 6 mi). The mechanics on this page are rated from 4.4 to 5.0 across 2,908 reviews; 8 have 50 or more reviews and 10 are rated 4.5 or higher. The topics that come up most in reviews of the mechanics on this page are "diagnosis" and "price". 2 are open on Saturdays. 2 list staff certifications (ASE) and 2 have a BBB rating of A or A+. Domain records put 7 websites of the mechanics on this page at ten or more years old; the oldest dates from 2008. 1 offers financing and 3 list coupons or special offers. We have a website on file for 9 of the mechanics on this page; 8 publish a contact page; 1 lists 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.
Do years in business matter for transmission work?
Ten or more years in business is claimed by 8 of the 11 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.
Guy's Auto Master
“They are great at listening to what's going on and always get the job done.”
NCR Performance
“He has consistently done quality work for significantly less money than other shops in town.”
ATB Auto Repair
“He always takes care of the problem in a timely manner while keeping costs reasonable and fair.”
Steve's Automotive Specialists
“I was impressed with the knowledge of the technicians, great customer service and the efficiency of this shop.”
Jessop Motor Company
“He's always been very dependable, punctual and ocd about his work.”
Why these companies made our list
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