Best Emissions Testing & Smog Check in Knoxville, TN
The highest-rated Emission Repair Service and Smog Check companies out of 101 vetted & reviewed in the Knoxville area.
Learn how we score.
Prominent finalists A-Z in Knoxville
A.M Auto Repair Service
Affordable Car Care
Asian Auto Specialists
Auto-Mobile Diagnostic
Chris’ Auto Service
Ellis Auto Services
Fast Lane Auto Repair LLC
Fred’s Garage
Hager Environmental & Atmospheric Technologies
Harper British Repair Center
Hofker Automotive Diagnostic
Import Automotive Professionals
J&J Quality Car Care
Joe’s Garage
Knox Trailers
LA FAMILIA mechanic shop
Los Amigos Auto Repair
M & M House-Brakes & Mufflers
Mpro Automotive Services
NRC & Automotive
Nagi Auto Repair
Onsite Tank Testing
Ontime Auto Care
Tipton’s Garage
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Knox Trailers
(45)
“I had an axle bracket break on my trailer and although I didn't actually do business with them, the man that answered my inquiries was more than helpful.”
i
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Post Onsite Tank Testing & Repair
(35)
“Everyone I have dealt with is helpful and very friendly, pricing on there services are fair with most other shops, If you need a drive shaft repaired or a new one made that can help you.”
i
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Asian Auto Specialists
(49)
“Most important to me though I did not once feel like I was talked down to or that they had any intention to upcharge me at all because of being a woman.”
i
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Hofker Automotive Diagnostic
(34)
Truck
Price
Mechanic
“Courteous, Kind Professional And Very Timely, My First Time There but i will use and i recommend them to for anyone looking for A Trustworthy Auto Mechanics shop, And Affordable Will Not Try taking you For A Ride, Thanks Gary And Staff...”
i
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Ontime Auto Care
(33)
Truck
Money
Tow
“This place is great,if your stuck with a bad tire somewhere they will come to change your tire and bring it back to you,they can tow your car in if its something more serious too.”
i
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M & M House-Brakes & Mufflers
(30)
Engine Repairs, Oil Changes
“I feel like most of the time they have told me that the people were just after my money and that I had a few months before the repair needed to take place--or that the repair wasn't needed at all.”
i
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Joe's Garage
(28)
Honest
Vehicle
Price
“Joe is the man to see for service to your vehicle and he will do you right and his prices are reasonable if you go to a dealership everyone knows they are there to make money and sometimes you go in with one problem and come out with another problem....”
i
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Harper British Repair Center
(7)
Team
Tires
“Without fail, I am immediately greeted with sincere warmth, impeccably taken care of by supreme professionals, and sent on my way with the confidence and security of knowing I've been the beneficiary of unmatched service.”
i
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Chris' Auto Service
(24)
Truck
Price
Mechanic
“Chris is honest&has worked on many of our vehicles over the years”
i
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LA Familia Mechanic Shop
(18)
Price
“I definitely would recommend if you are looking for an honest group of mechanics and have had tough luck with "Price Gougerz" hiking up their price because you are not "Mechanically Inclined Nor Part Savy".”
i
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NRC & Automotive
(10)
Mechanic
Price
Future
“I've been looking for a good mechanic ever since I moved to Knoxville/Maryville in 2018 and am used to mom and pop shops, so this place was a great find.”
i
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Los Amigos Auto Repair
(10)
Quality Service
Price
“Great service, quality work, good customer service”
i
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Nagi Auto Repair
(3)
“I will definitely keep doing business with them.”
i
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Mpro Automotive Services
(2)
“Sam at MPRO, installed an engine in my wife's 2012 BMW 328i and he did a very good job.”
i
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Auto-Mobile Diagnostic
i
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Hager Environmental & Atmospheric Technologies
“The temperature of the exhaust relative to the ambient temperature is an indication of whether the vehicle is in a warmed-up or cold-start state. When a vehicle is in a cold-start state, it will appear to be a high emitter due to emissions caused by ...”
i
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Import Automotive Professionals
(32)
Subaru Services, Toyota Service
“Aaron Nielson of Import Automotive Professionals repaired my 2005 Subaru Outback that had multiple oil leaks, from the valve cover gasket & the oil cooler o ring.”
i
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Affordable Car Care
(47)
“We use them even before they opened this location (through MANY different vehicles) and cannot say enough good things - they are the only garage we trust!!”
i
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J&J Quality Car Care
(48)
Auto Parts
“They've done a great job fixing our Silverado and Sierra trucks.”
i
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Fred's Garage
(47)
“They fixed my granddaughter's horn on here car for her at a very reasonable price, You guys are great anymore work I need done I will be bringing our cars to you ,Thanks”
i
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A.M Auto Repair Service
(17)
“Matt was great he quoted me up front and resolved my issue within a reasonable time I'm really impressed with this mechanic and will be doing all my future business with them Positive Punctuality, Quality, Professionalism, Value Services A/C installa...”
i
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Ellis Auto Services
(48)
Work
Mechanic
Vehicle
“Great mechanics and people, took care of my work truck, diagnosed the problem quoted the repair and completed the work in a timely manner to get me back up and running for my next project.”
i
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Tipton's Garage
(31)
Job
Work
Vehicle
“They are fair good people that do not jack up the bill they give you fair prices and tell you if there is anything else you need done to your car before you come pick it up.”