Best Transmission Repair Shops in Florissant, MO

15 mechanics listed · 5 in Florissant · 3 open weekends · 10 rated 4.5+

Data verified October 19, 2026

Clark's Automotive

Clark's Automotive

4.8 72 reviews
“They give you a detailed explanation of any issues with your vehicle as well as other options if they can't do the repairs.”
Diesel serviceSince 1981Family-ownedBBB A+
600 Wiethaupt Rd
i
Joe's Automotive

Joe's Automotive

4.5 64 reviews
“The lady Jackie I believe that's her name was very nice as well, glad customer service still exist and I will be back”
BBB ASince 1993
1915 Washington St
i
Gary's Automotive

Gary's Automotive

4.8 118 reviews
“I can honestly say your company is the most honest shop I have ever been to.”
Coupons & offersASE certifiedSince 1987
1779 N Hwy 67
i
Book onlineBook
Ronsick's Auto Care

Ronsick's Auto Care

4.8 108 reviews
“I have always had a positive experiance with the repairs I have never had to bring my car back after the repairs this is an excellent company”
$10 off any oil change12-mo/12k-mi warrantyAAA-approvedFinancing availableA/C check-up $19.95Since 1965
14241 New Halls Ferry Road
i
Ferguson Motor Service

Ferguson Motor Service

4.6 67 reviews
“Ferguson Motor Service is a shining example of what an auto service center should be – professional, welcoming, and customer-oriented.”
Coupons & offersSince 1925
Ferguson, MO · 4 mi from Florissant
i
Laurenti Automotive

Laurenti Automotive

4.2 64 reviews
“I'll be honest sometimes it takes a minute for them to get your vehicle in, however it is worth the wait!”
800 rue, St Charles St
i

Listed for drivers in and around Florissant, MO, these 15 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: Florissant, MO

Of the 15 mechanics we list here, 5 are in Florissant itself and 10 come from towns including St. Louis (4, 12 mi), Jennings (3, 6 mi) and Ferguson (1, 4 mi). The mechanics on this page are rated from 3.2 to 4.8 across 4,386 reviews; 11 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 "price" and "fair". 3 are open on Saturdays. 1 lists staff certifications (ASE) and 6 have a BBB rating of A or A+. 10 have ten or more years of experience, the longest 101 years. 2 offer financing; 3 are family- or locally-owned and 5 list coupons or special offers. We have a website on file for 10 of the mechanics on this page; 8 publish a contact page; 4 list a public email and 2 take 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 any shops listed for Florissant offer financing?

2 of the 15 shops on this page say they offer financing. Transmission work is one of the larger repair bills a car can hand you, so terms are worth reading closely before you sign anything at the counter.

Boyd A-1 Auto Repair

Boyd A-1 Auto Repair

4.3 32 reviews
“He acts nonchalant , like he could care less but he is thorough and will get it right the first time.”
Since 2005
Saint Louis, MO · 12 mi from Florissant
i
Gene & Sons Auto Services

Gene & Sons Auto Services

4.6 26 reviews
“Will tell you if your car is worth keeping”
Since 1973
Saint Louis, MO · 12 mi from Florissant
i
Cory's Autoworks

Cory's Autoworks

4.4 11 reviews
“Always there when you need him!”
Jennings, MO · 6 mi from Florissant
i
T&G Motorsports

T&G Motorsports

4.2 10 reviews
“Best mechanic in North St Louis county.”
Jennings, MO · 6 mi from Florissant
i
Glass Automotive and Repair L.l.c.

Glass Automotive and Repair L.l.c.

3.2 3 reviews
“I was highly satisfied with the quality of work, and the professionalism, They did major work to my car in a sufficient amount of time and the cost was low as well.”
Jennings, MO · 6 mi from Florissant
i
Book onlineBook
Jammin' J Auto Repair & Tire

Jammin' J Auto Repair & Tire

4.7 114 reviews
“I have been going to Jammin Js for years know and they do great work!”
Since 2010BBB A+Family-owned
Saint Louis, MO · 12 mi from Florissant
i
LTS Automotive

LTS Automotive

4.8 118 reviews
“I was so pleased with the customer service, especially from Levi that I felt compelled to leave a review.”
Coupons & offersBBB A+Since 2019Financing
Saint Charles, MO · 10 mi from Florissant
i
Greg's Auto Service and Repair

Greg's Auto Service and Repair

4.5 61 reviews
“Honest, reliable, kind, efficient, expert: great people and auto diagnostic and repair services.”
12-mo/12k-mi warrantyAsian vehicle repair specialistFleet accountsAfter-hours key dropSince 2011BBB A+
Saint Louis, MO · 12 mi from Florissant
i
Maher's Auto & Truck Service

Maher's Auto & Truck Service

4.7 35 reviews
“Friendly folks that got me back on the road for a decent price.”
Coupons & offersBBB A+Since 1987Family-owned
Alton, IL · 10 mi from Florissant
i
HomeTransmission Repair ShopsMissouriFlorissant, MO

Why these companies made our list

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