Certified Auto and Transmission is a trusted auto repair shop in northwest Indiana, known for its reliable and high-quality service. Customers appreciate their trustworthy and skilled mechanics who handle a variety of repairs, including transmission replacements and collision repairs. The team is responsive, understanding, and provides great customer service. Repairs are completed quickly, often within a week, and vehicles are restored to excellent condition, sometimes looking as good as new after collision work. Many customers have been returning for years and highly recommend Certified Auto for their dependability and professionalism in vehicle repairs of all kinds.
Good people to do business with I'm from Chicago and the cost factor of getting work done out. There is worth it compared to what quality of work and triple the price it cost here in the city. I highly recommend
January 2026
First time using them and just needed my fluid changed in my trans. Fair price and Pete was very nice guy to deal with. Will use them again.
December 2025
Amazing service! Got a break job done and tune up, done on the same day
