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Your Trusted Auto Repair Experts in Indiana
At Expert Transmission & Automotive, we have proudly served the communities of Bluffton, Decatur, and surrounding areas in northeastern Indiana and northwestern Ohio for over three decades. As a family-owned and operated business, we combine our deep-rooted commitment to customer satisfaction with the expertise of ASE Master Certified Mechanics. Our team utilizes the latest training and advanced diagnostic tools to ensure precise repairs for both foreign and domestic vehicles, from transmissions to complex electrical systems.

We prioritize transparency, offering complimentary services like free Wi-Fi, shuttle assistance, and repair estimates. With two convenient locations in Bluffton and Decatur, Indiana, we strive to make automotive care accessible, reliable, and tailored to your needs. Our dedication to excellence has earned us a reputation as a trusted partner for comprehensive auto repair, ensuring your vehicle receives the highest standard of care.
Services
Transmission Repair Brake Service Oil Changes Engine Diagnostics Suspension Repair AC Repair Tire Rotation Timing Belts Exhaust Systems Battery Replacement
Highlights and features
  • We have over 30 years of experience serving northeastern Indiana and northwestern Ohio.
  • Our team includes ASE Master Certified Mechanics with advanced diagnostic training.
  • We offer complimentary services including free Wi-Fi, shuttle assistance, and repair estimates.
  • We service both foreign and domestic vehicles with specialized tools and technology.
  • We partner with Synchrony Bank to provide 0% interest financing options for repairs.
Associations and certifications
  • ASE
Services
Transmission Repair
We specialize in repairing, rebuilding, and servicing automatic and manual transmissions for all vehicle makes. Our technicians handle clutches, torque converters, and 4-wheel drive systems with precision. Using advanced diagnostic tools, we ensure optimal performance and longevity for your vehicle's drivetrain components.
Brake Service
Our comprehensive brake services include pad replacement, fluid flushes, and rotor resurfacing. We diagnose and repair calipers, master cylinders, and brake hydraulics to maintain safety. Timely maintenance prevents costly failures while ensuring reliable stopping power for your vehicle.
Engine Diagnostics
We diagnose check engine lights and perform tune-ups, timing belt replacements, and cylinder head repairs. Our team addresses fuel system issues and engine performance problems using modern diagnostic equipment. Regular maintenance extends engine life and improves fuel efficiency for all vehicle types.
Suspension Repair
Our suspension services include wheel alignment, shock replacement, and ball joint repairs. We service power steering systems and stabilize chassis components to enhance ride comfort. Proper suspension maintenance improves vehicle handling and extends tire lifespan.
AC Repair
We service heating and air conditioning systems through refrigerant recharging, thermostat replacement, and radiator maintenance. Our technicians repair compressors and heater cores to ensure year-round climate control. Regular AC maintenance prevents breakdowns during extreme weather conditions.
Questions
What auto repair services do you offer?
We provide transmission repair, brake services, engine diagnostics, suspension work, AC repair, and routine maintenance for foreign and domestic vehicles.
Do you service both foreign and domestic vehicles?
Yes, our ASE-certified technicians use specialized tools to repair all makes and models, including complex electrical systems in modern vehicles.
Are financing options available?
We partner with Synchrony Bank to offer 0% interest financing for 6 months on qualifying repairs. Ask about eligibility during your visit.
What are your service center hours?
Our Bluffton and Decatur locations operate Monday-Friday from 8:00 AM to 5:00 PM. We offer complimentary shuttle service during business hours.
Do you provide free diagnostics or estimates?
Yes, we offer free check engine light scanning and provide repair estimates at no charge when scheduling service appointments.
Reviews (6)
Brad Brown
Feb 17, 2022 Report
Great service! Prompt repair, great communication and a reasonable price for the service. They are good! Services: General repairs & maintenance, Transmission
Brandon Ness
Feb 16, 2022 Report
My dad recommended this place after dealing with them for yrs and he was right. Very easy to deal with. Will def bring all my vehicles here when needed. Quick, reliable, svc at a fair price
Zach Herman
Jul 02, 2021 Report
I have been doing my own automotive work for 25 years and trust all my transmission work to Expert Transmission. High quality and honest. They have done 2 for me so far, with no issues at all. Service: Transmission
Shirley Harden
Jun 02, 2021 Report
The battery in my car waited until the first rainy day for a couple of weeks to go to it's final resting place. I took it to Expert Transmission. They checked it and replaced it faster than I could sign the paperwork and pay for it. Everyone were friendly and helpful.
Kevin Krick
May 23, 2021 Report
They had my van in and out of their shop in less than 6 hours with a rebuilt transmission. Excellent service knowledgeable staff and friendly service. Highly recommend this establishment. Thanks Guys for the expedience in service. 2
Keiran Toland
Sep 13, 2020 Report
This place has been my go to mechanic shop for about 3 years. They never let me down, as a mail carrier it's inportant to have my car serviced in a quick manner. They never let me down and complet quality work with haste! Very reasonable in pricing and always willing to help, in whatever way possible. Shawn and Chris are very professional and easy to work with! I highly recommend this business!