Michana Transmission Specialists

Home of the 3 Year/100,000 Mile Warranty

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Certified Transmission of
Mishawaka, Indiana

Your Transmission and Driveline Specialist’s.

Our shop services domestic and imported cars, trucks, and SUVs. Certified Transmission, Inc, is home of the three-year, 100,000-mile warranty (on most vehicles). Besides providing industry leading expert repairs on most makes and models, Certified Transmission, Inc, puts our reputation for quality, honesty and integrity on the line each and every time we provide any type of service or repair.  Because of our dependable service, our customers rely on us for expert transmission care and advice they can trust.



We are happy to serve you for all of your transmission, transfer case, differential, and driveline needs. Below are some of the repairs and services our technicians are trained to perform.  Don’t see a repair or service your vehicle is in need of? No problem, don’t hesitate to give us a call to speak with an expert and find out if it is something we can help you with.



  • Diagnostics
  • Automatics
  • Manual/Standard
  • Clutches
  • Repairs
  • Rebuilds
  • Replacements
  • Fluid Services
  • Leaks
  • Adjustments
  • & More

Transfer Case

  • Diagnostics
  • Repairs
  • Rebuilds
  • Replacements
  • Fluid Services
  • Leaks
  • 4×4 (Four-Wheel-Drive)
  • AWD (All-Wheel-Drive)
  • Electrical Systems
  • Manual Systems
  • & More!


  • Diagnostics
  • Front Differentials
  • Rear Differentials
  • Ring & Pinion
  • Carrier
  • Posi Units
  • Spider Gears
  • CV Shafts
  • Fluid Services
  • Driveshafts
  • & More!

See What Our Customers Are Saying

Slide "Don and his crew at Certified Transmission are
great people to go to for transmission problems.
They were extremely helpful in answering
my questions. The quality of their work is excellent
and fair priced. I highly recommend them.”
~ Terri J.
testimonial icon man - certified trans and drive train website
Slide "Top notch! I use to work here many,
many years ago. Great people, very
knowledgeable staff from the owner
to the manager and builders!"
~ Jason J.
testimonial icon man - certified trans and drive train website
Slide testimonial woman for certified transmission repair of mishawaka in website "Friendly, top notch bunch of folks. Deal
with them often and never disappointed.
Highly recommend them. They make
you feel like family and never misguide
you in your auto needs."
~ Dana T.
Slide "Thanks Don for a fast transmission
repair on our truck at Mike's Fencing."
~ Chuck F.
testimonial icon man - certified trans and drive train website

Tell Us How We’re Doing


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Stress Free Financing

0% Interest For 6 Months

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3703 Grape Road
Mishawaka, IN 46545


Mon-Fri 8:00 AM – 5:00 PM
Saturday & Sunday Closed

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