Best Transmission Fluid Change & Flush Services in Saint Charles, MO

The highest-rated Transmission Fluid Exchange & Flush companies out of 148 vetted & reviewed in the Saint Charles area.

Duncan Transmission

Duncan Transmission

(10)
Towing is Available, Computer Diagnostic, Transmission Mounts
“They couldn't help me with my specific problem but they recommended me to a shop who could and didn't charge me for the time they spent helping me.”
Licensed, BBB Rating: A+
In Business Since 2012
Accepts All Major Credit Cards
Serving Saint Charles Area
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Weldon Spring Automotive

Weldon Spring Automotive

(47)
Wheel Alignment, Oil Change, Brake Repair
“They discovered the problem, made the corrections, and did not charge me for the unexpected work all while staying after hours in order for me to get my car back.”
Coupons & Offers
Licensed, BBB Rating: A+
In Business Since 2003
Accepts All Major Credit Cards
818 O'Fallon Rd, St Charles, MO
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Cintech Automotive Repair

Cintech Automotive Repair

(50)
  • Inspection
  • Team
  • Job
“I do as much as I can myself (oil changes, brakes, etc) but when I do not have the time or the expertise, Cintech has been our go-to for over 20 years.”
Family Business
ASE, MACS, ASE, ASE Certified
In Business Since 1998
Coupons & Offers
1207 Harvestowne Ind Dr, St Charles, MO
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LTS Auto Service Center

LTS Auto Service Center

(49)
“I drove in 5 minutes later and waited while they pulled screw out of the tire, patched it, and turned it back over to me just as they were closing for the night.”
Offers Financing Options
Licensed, BBB Rating: A+
In Business Since 2019
Accepts All Major Credit Cards
923 1st Capitol Dr, St Charles, MO
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Coffey Automotive

Coffey Automotive

(48)
  • Coffee
  • Transmission
  • Safety
“They were able to complete the work quickly, I was able to provide payment over the phone and they explained how I could retrieve my keys at my convenience.”
Offers Financing Options
Licensed, BBB Rating: A+
In Business Since 1993
Accepts All Major Credit Cards
2060 Exchange Dr, St Charles, MO
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Sparks Tire & Auto

Sparks Tire & Auto

(38)
Vehicles
“Awesome staff, awesome service, Jessica, Greg, and Zan (I believe) were awesome - service-excellence, consultative, honest prices, and overall solid buying process.”
Offers Financing Options
ASE Certified
In Business Since 1990
Family Business
1665 Scherer Pkwy, St Charles, MO
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Aamco Transmissions & Total Car Care

Aamco Transmissions & Total Car Care

(46)
Automatic Transmission Fluid Service, Air Conditioning Services, Automatic Transmission Repair and Rebuilding
“Had the transmission replaced through Car Shield and although it took nearly a month,(all Car Shields delay) Rich kept me informed every step of the way.”
Locally Owned & Operated
Offers Financing Options
In Business Since 2012
Coupons & Offers
3625 Harvester Rd, St Charles, MO
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C & K Automotive

C & K Automotive

(47)
Oil Changes, Ignition & Electrical Systems, Scheduled Maintenance & Tune Ups
“Two of my family members use them so I brought my car with a check engine light on to them at 9:00 in the morning and by 3:00 they had it diagnosed and ready for pickup by 5:00.”
Accepts Financing available
In Business Since 2006
Free Initial Consultation
2554 S Old Hwy 94, St Charles, MO
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Madagascar Auto

Madagascar Auto

(44)
  • Truck
  • Needs
  • Prices
“Buds is a good place to get your car in tip top condition very good work pretty fast service good prices staff is very friendly and knowledgeable he also sells some nice cars and trucks.”
Transparent Fees & Pricing
In Business Since 1994
2889 MO-94, St Charles, MO
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Roy's Garage LLC

Roy's Garage LLC

(34)
  • Vehicle
  • Price
“I ended up not taking my truck to Roy's (circumstances changed) but they deserve a 5 star review for scheduling me for an emergency fix and holding a place in their schedule for me.”
Family Business
Licensed, BBB Rating: A+
In Business Since 1956
Accepts All Major Credit Cards
115 Harvester Ct, St Charles, MO
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Transmissions and More

Transmissions and More

(32)
  • Truck
  • Price
“Also I would like to note the fact that they got my truck done in a very reasonable time and gave me a very good price I will highly recommend this business to my friends and family for transmission work and other services.”
ATRA Certified
In Business Since 2018
Family Business
1877 S Old Hwy 94, St Charles, MO
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Lunds Engine

Lunds Engine

(42)
  • Driving
  • Quality
  • Motor
“If you're looking for great service and a good laughs if you're fortunate to wait while your parts or vehicle is being serviced this is the place to go.”
ASE Certified
In Business Since 1980
206 Clearview Dr, St Charles, MO
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Square Deal Transmission

Square Deal Transmission

Free Computerized Diagnostic Check Out, Coupons & Special Offers, Schedule a Drop Off Time
“A Diagnostic check-out is the best way to check to see if your transmission is having a problem. Today vehicles are more complex, computer-controlled transmissions; it takes a transmission expert to be able to diagnose a transmission problem correctl...”
Offers Financing Options
Licensed
In Business Since 1979
Free Initial Consultation
8700 St Charles Rock Rd, St. Louis, MO
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Northwest Tire & Auto

Northwest Tire & Auto

(46)
Fuel Injection Cleaning and Flush, Fuel System Service, Jasper Engines
“As an employee this place is somewhere id take my personal vehicle and have no frets about who did what all very experienced and knowledgeable but kinda high parts price but is fair for quality of work given out and in a fairly timley mannor”
Coupons & Offers
ASE Certified
In Business Since 2002
Offers Financing Options
Serving Saint Charles Area
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County Tire & Auto Service

County Tire & Auto Service

(46)
Timing Belts, Safety and Emission Inspection Services
“I thought my car was going to cost upwards of 6k to make safe again from multiple estimates, and they got the entire job done for a fraction of the cost- and I couldn't be happier with the results.”
Free Initial Consultation
Licensed, BBB Rating: A+
In Business Since 2015
Coupons & Offers
9730 Manchester Rd, St. Louis, MO
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Epic Automotive

Epic Automotive

(49)
  • Pricing
  • Speakers
  • Quality
“I messaged them through chat on Google to find out if I could walk in for a safety inspection they said they would try to work me into the schedule and got me in the same day!!!”
Coupons & Offers
Licensed, BBB Rating: A+
In Business Since 2015
Offers Financing Options
8601 Lackland Rd, St. Louis, MO
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Western Tire & Auto

Western Tire & Auto

(45)
Scheduled Maintenance & Tune Ups, Oil Changes, Battery Services
“I didn't realize I needed an emissions test done for my renewal and most places were booked out a week, but they were so kind to tell me to come on in and they'd fit me in!”
Offers Financing Options
Licensed, BBB Rating: A
In Business Since 1997
Family Business
668 Jungermann Rd, St Peters, MO
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Mr. Shifts Transmission Shop

Mr. Shifts Transmission Shop

(48)
Differential Service, Transmission Rebuilds, Transmission Repairs
“Their remanufactured 4L65e units are great, and the service rendered is thorough, even including complimentary fluid changes over the course of your ownership.”
Family Business
ATRA Certified
In Business Since 2011
Accepts All Major Credit Cards
4130 Twill Valley Ct, St Peters, MO
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Henry's Auto & Tire

Henry's Auto & Tire

(39)
Tune up and Engine Performance, Oil Change Service, Preventative Maintenance
“Now, not only is a mom no longer homeless due to the Haven of Grace, but now she has reliable transportation to take her little ones to day care and to go back and forth to both school and her job!”
Offers Financing Options
Licensed, BBB Rating: A+
In Business Since 1982
Accepts All Major Credit Cards
Serving Saint Charles Area
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Florissant Garage & Radiator

Florissant Garage & Radiator

(49)
Visit Our Website For More Info, Foreign and Domestic, Electronics & Emissions Specialist
“I know they can't service everyone but for those of you who aren't happy with your last mechanic's experience, you NEED to go to Florissant Garage, you won't be disappointed!!”
Family Business
Licensed, BBB Rating: A+
In Business Since 1973
Accepts All Major Credit Cards
549 St Ferdinand St, Florissant, MO
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Advance Transmissions

Advance Transmissions

(47)
Transmission Repair, Clutch Repair, Replacement, Auto Repair
“Had my transmission rebuilt on 2007 Ford Taurus in 2019 and developed an issue in 2021 but it occurred within the 3-year 100,000 mile warranty thankfully.”
Coupons & Offers
Licensed, BBB Accredited
In Business Since 2011
Accepts All Major Credit Cards
Serving Saint Charles Area
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A.M. Clark Auto Repair

A.M. Clark Auto Repair

(45)
  • Vehicles
  • Mechanic
  • Price
“Even though they weren't able to get their hands on the tires I needed since it was so last minute, they called a tire store for me to help set up an appointment for the next day.”
Licensed, BBB Rating: A+
In Business Since 1935
Accepts All Major Credit Cards
Serving Saint Charles Area
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Hart Automotive

Hart Automotive

(49)
“Hart Auto, best customer service, very friendly and always there when you need them, if it be emergency or regular maintenance the place to keep your vehicle in good order.”
Licensed, BBB Rating: A+
In Business Since 1953
Accepts All Major Credit Cards
8 Industrial Ln, Florissant, MO
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Complete Auto Repair

Complete Auto Repair

(49)
Air Conditioning Diagnostics
“During that time, when I drove a 2004 Acura sports car and more recently a 2014 Toyota SUV, I have never had to do more than standard maintenance on these cars!”
Licensed, BBB Rating: A+
In Business Since 2014
Accepts All Major Credit Cards
Serving Saint Charles Area
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Transmission Maintenance Services in Saint Charles, MO Cost Estimates

Minimum cost
$89
Maximum cost
$277
National Average
$167
$111
$211
Average price range is based on 498 cost profiles
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Average Cost $167
Minimum cost $89
Maximum cost $277

Average range $111 to $211 is based on 498 cost profiles.

Why these companies made our list

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