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Duncan Transmission & Automotive - We Offer Auto Repair Services In Bridgeton, MO

  • Here at Duncan Transmission & Automotive in Bridgeton, MO, we take pride on using our expertise to provide high-quality service to make sure you leave our shop satisfied.

    Duncan Transmission & Automotive in Bridgeton, MO wants to gain customers that will be customers for life, not just a one-time service.

    From domestic transmission to foreign transmission, we've got you covered! Our highly trained mechanics utilize the best in transmission repair technology for a rapid turnaround time, so you spend less time in the shop, and more time on the road


  • You Can Count On Duncan Transmission & Automotive
    • In Business Since 1973
    • Automatic Transmission Specialist
    • General Auto Repair Specialist
    • Friendly, professional service and convenience
    • Quality service at reasonable price

Our Services

    • Transmission Repair
    • Auto Repair
    • General Repair
    • Automatic Transmissions
    • Rebuilt Transmissions
    • Cooling Lines
    • CV Axles
    • Electronic Controls
    • Engine RPM
    • Fluid Leaks and Retention
    • Manual Linkage
    • Neutral Switch
    • Throttle Linkage
    • Transmission Mounts
    • U-Joints
    • Bench Work
    • Warranty Service
    • Free Road Tests
    • Computer Diagnostic
    • Estimates
    • Towing is Available
  • In Business Since 1973

    Automatic Transmission Specialist

    General Auto Repair Specialist


    Quality service at reasonable price

    Friendly, professional service and convenience

    Towing Available

  • Duncan Transmission & Automotive

    Phone: 314-291-1615

    Our Location

    11835 St Charles Rock Rd
    Bridgeton, MO 63044

    Business Hours

    Today CLOSED
    Monday - Thursday 9:00 AM - 4:00 PM
    Friday 9:00 AM - 3:00 PM
    Weekends CLOSED

Questions about Auto Repair

Service Questions

More FAQs
Can I bring in a vehicle for computer diagnostics?

Yes. Duncan Transmission & Automotive offers computer diagnostics. Bring any saved codes or test reports, but remember that a fault code identifies a condition to investigate rather than proving a particular part needs replacement.

Can I have a brake noise or vibration inspected?

Yes. Discuss brake squeal, pulsation, pulling or pedal changes with Duncan Transmission & Automotive. If braking is reduced or the pedal suddenly feels soft or sinks, stop safely and arrange assistance instead of driving to the shop.

How often should I service my vehicle?

Follow the intervals in your owner’s manual and your vehicle’s maintenance minder. As a rule of thumb, plan for oil changes every 5,000–7,500 miles (synthetic), tire rotations every 6,000–8,000 miles, brake inspections every service, and fluids/filters at manufacturer intervals. Duncan Transmission & Automotive can create a maintenance plan based on your mileage and driving conditions.

Can I discuss a battery or starting problem with the shop?

Yes. Contact Duncan Transmission & Automotive about battery and starting concerns. Tell us whether the engine cranks, whether you hear clicks and whether the lights dim so we can discuss the evaluation your vehicle needs.

Can I ask about tires, alignment and suspension service?

Yes. Duncan Transmission & Automotive provides general auto repair including tires, alignments and suspension work. Describe uneven tire wear, pulling, vibration or ride changes and confirm the specific service for your vehicle.

Do you work on CV axles, U-joints and transmission mounts?

Yes. Duncan Transmission & Automotive offers work on CV axles, U-joints and transmission mounts. Tell us whether the noise or vibration occurs when turning, accelerating, changing gears or cruising.

Contact Us

Tell us about your vehicle and the service you need.