Emission Service & Repair

Auto Service in St.Charles, MO


Emissions Testing

5 Star Auto Plaza is a Missouri State vehicle emissions test station. Certified and licensed to repair emissions related to automobile components, our expert team is made up of ASE automotive technicians. If your car, truck, van, or SUV has previously failed a Missouri emission inspection, we have state of the art vehicle diagnostic equipment which can assist in getting your vehicle repaired and ready to be licensed. Most days we can offer same day service!

Call NOW for an appointment (636)940-1950!

Do you also need a car safety inspection? We do those FREE- Click here!

You need to get an emissions test if your vehicle is:

  • 1996 and newer Gas Powered vehicles or 1997 and newer diesel powered vehicles.
  • 8,500 lbs or less.
  • Registered in the following locations:
    • St. Louis City
    • St. Louis County
    • St. Charles County
    • Franklin County
    • Jefferson County

When do you need to get tested?

  • The Department of Revenue mails vehicle registration 60 days before license plate expiration:
    • Even vehicle model years test in even years.
    • Odd vehicle model years test in odd years.
  • Any time a vehicle is sold or the title is transferred.
  • If you and your vehicle are new to the state of Missouri

What happens if you don’t get tested?

Your vehicle won’t receive new tabs and it will be illegal to drive your car.

To schedule an emissions test, call 5 Star Auto Plaza at (636)940-1950!

5Star auto plaza Review

5 Star Auto Plaza

5 Star Auto Plaza Review

  • St. Charles Auto Financing

    Review Your DealerAnthony went the extra mile for us as we are in a difficult point in our lives. We had to file bankruptcy and our only car had a “terminal” problem. Thanks to 5 Star and Jack Adams we have a car beyond what we expected. Thank you!!! Read More
  • O’Fallon Used Cars For Sale

    Review Your DealerAmazing staff, Daniel was such a gentleman. We really enjoyed our car buying experience with them. We will be back (sooner than later) 🙂 Read More
  • St. Charles Auto Financing

    Review Your DealerI had an awesome experience and would come back to do business in the future. The staff was extremely nice! Read More
  • St. Charles Auto Dealers

    Review Your DealerFast service combined with an extremely competent and professional sales staff who focused on individual needs. Read More
  • St. Charles Auto Dealerships

    Review Your DealerI had a wonderful experience. I got more for my trade in than I expected. I walked out approved for a brand new vehicle which has never happened with my credit. Overall very satisfied. Read More
  • St. Louis Auto Service

    Review Your DealerI absolutely love the service I receive from Tim and the entire service department. They professional, knowledgeable, and most importantly extremely helpful. I can count on more than one occasion when I have had to contact Tim about my car and he was more than willing to help and provided me with just what I [...] Read More
  • O’Fallon Used Cars For Sale

    Review Your DealerGreat to work with! Kind, understanding and willing to work with us! Great experience. Read More
  • St. Charles Auto Loans

    Review Your DealerMy salesperson Mr. TJ Watkins is a true professional. 5 Star Auto should be very proud to have him as an employee because of his thorough follow through and knowledge in the auto sales business. I was helped tremendously. TJ made my auto purchase experience a great one and I would recommend Mr. Watkins and [...] Read More
  • St. Louis Affordable Used Cars For Sale

    Review Your DealerVery informative. Very understanding. My salesman made me feel comfortable. He tried his best and exceeded in helping me through any issues I may have had. Excellent part of the team. Read More
  • St. Charles Auto Dealership

    Review Your DealerThis is the second car I have purchased from 5 Star Autos, but the first I purchased on my own. The experience was just amazing. It was a long day of looking at cars and negotiating pricing, but I was so happy to have a team of people that actually seemed to care about ME [...] Read More
  • At 5 Star Auto Plaza, we believe buyers should have expectations.

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