Transmission Repairs

  • ASC Transmission Certified
  • Nationally Recognized Transmission trainer
  • AAMCO Certified on Asian, European, and Domestic vehicles
  • Allison Transmission trained
  • 23 Years Experience
  • BMW Certified
  • Mercedes-Benz Certified

At Gary Johnston Truck & Auto, we are the premier transmission builders in Tulsa. We employ the latest technology and the best components available to guarantee the best possible product for your car, truck, or commercial vehicle. Our builder has over 23 years of experience and is a nationally recognized transmission trainer. We hold certificates with AAMCO, BMW, Mercedes-Benz, Allison Transmission, and ASC. We have several different levels of warranty available, from local to nationwide. 


We at Gary Johnston Truck & Auto work with several performance-enhancing products, meaning we can build transmission from stock to street racing. Whatever your heart desires – let us build yours today!


We also partner with Joy in the Cause on our transmission repairs. With every transmission we sell, we give back $50 to the local community. Lisa Bain does wonders in Tulsa and we at Gary Johnston Truck & Auto are glad to be a part of it. Thank you, Tulsa, for helping support Joy in the Cause!