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2024

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Best Transmission Shops in Thornton

Our Recommended Top 12

We did the research for you!

  • Licensing
  • User Reviews
  • Mystery Shopping Calls

Our goal is to connect people with the best local professionals. We scored Thornton Transmission Shops on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

41Reviewed

29Curated

12Top Picks

Learn about our selection process.

Providers

featured provider = Featured Provider

Website
2925 W 92nd Avenue, Federal Heights, CO 80260
  • Service, Diagnose and Repair

Why choose this provider?

Established in 2018, Honest-1 Auto Care Federal Heights is an independently owned and operated facility that serves motorists in Thornton and the rest of the Denver Metro area. Its team of ASE-certified technicians provides resealing, rebuilding, and external transmission services for manual and automatic models. It also offers maintenance services such as transmission flush, filter changes, and fluid changes. The facility employs eco-friendly auto care standards and practices such as recycling, resource conservation, and pollution prevention.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.7
Google
4.7 / 5 (335)
Facebook
4.7 / 5 (33)
Yelp
3.5 / 5 (13)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
11450 Huron St Unit K, Northglenn, CO 80234
  • AAA Certified
  • ASE Certified
  • Service, Diagnose and Repair

Why choose this provider?

Dream Workz Automotive has been providing transmission repairs and maintenance services to clients in Thornton and the surrounding areas since 2019. It caters to transmission concerns of modern performance, trucks, off-road, Powersports, and electric vehicles. The shop specializes in performance upgrades like turbos, motors, suspensions, and headers. It sets up all types of race cars and vehicles in a manner that maximizes their road performance. The shop accommodates vehicle brands such as Aston Martin, Cadillac, Dodge, Ferrari, Lamborghini, and McLaren.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.9
Google
4.8 / 5 (20)
Facebook
5.0 / 5 (9)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
10651 Irma Dr., Northglenn, CO 80233
  • Service, Diagnose and Repair

Why choose this provider?

Accurate Automotive is a locally owned and operated business that serves clients in the Thornton metro. Its crew works on transmission systems and helps clients keep their cars in optimal condition. Its ASE-certified technicians perform pre-purchase inspections and conduct general maintenance services. It also accommodates after-hours drop-off and provides a shuttle service for clients in need of transportation while their vehicle is under repair. In addition, its services come with a 36-month maintenance plan. The company has been operating for more than two decades.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.3
Google
4.4 / 5 (226)
Yelp
3.5 / 5 (22)
Facebook
5.0 / 5 (1)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
10855 Irma Dr. Ste A, Northglenn, CO 80233
  • Service, Diagnose and Repair

Why choose this provider?

Fahrenheit Motors caters to car owners in Thornton and the surrounding communities. The business offers auto repair and maintenance services, specializing in servicing vehicles from companies like Volkswagen and BMW. Its scope of work ranges from maintaining transmission systems through fluid or filter changes to diagnosing and repairing common issues related to the check engine light. Fahrenheit Motors employs staff with over 30 years of combined industry experience and factory training for European car models.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.9
Google
4.9 / 5 (88)
Facebook
5.0 / 5 (13)
Yelp
5.0 / 5 (8)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
780 W 84th Ave, Thornton, CO 80260
  • Service, Diagnose and Repair

Why choose this provider?

A-Affordable Transmissions Center is a family-owned and family-operated business that serves Thornton. Its technicians repair and rebuild the transmission for various makes and models of cars and trucks, whether domestic or imported. Before the project, they perform a pre-check inspection, including an electronic scan and road test. Its mechanics provide customers with a checklist of the parts that require replacement and recommend reusing the functional components and replacing the defective ones. They also handle transfer cases and clutch and differential repair projects.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.5
Google
4.5 / 5 (126)
Yelp
5.0 / 5 (14)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
2.0
Responsiveness
Friendliness
Helpfulness
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Detail
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Website
6425 Washington St. #18, Denver, CO 80229
  • Audi Service Center

Why choose this provider?

Bluewater Performance has been providing auto care and repair services to clients in Thornton and nearby cities since 2009. Its German-car specialists handle issues with Audi, BMW, and VW automobiles' transmissions that may affect the overall performance. Some of the transmission problems they address are torque converter leaks, fluid line cracks, broken seals, transmission pan gasket failure, and pan wear and strain. Owner Gabe Adams is passionate about motorsports and has participated in PPHIC and the Eurotuner Grand Prix competitions.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.9
Google
4.9 / 5 (598)
Facebook
4.9 / 5 (175)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
12111 Grant Street, Thornton, CO 80241
  • Manual Transmission
  • Clutch Repair

Why choose this provider?

Alternative Auto Care, Inc., offers its services to residents in Thornton and the surrounding communities. The company focuses on the service and repairs of foreign-made vehicles. It fixes car transmissions in both manual and automatic cars. The team also inspects and adjusts the clutches of a vehicle. The business performs replacement, if necessary, on internal transmission components like bearings, gears, shafts, and dirty or stale transmission fluid. It promotes customer involvement by explaining its suggested repairs to its clients.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.6
Google
4.7 / 5 (249)
Yelp
4.0 / 5 (17)
Facebook
4.4 / 5 (14)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
11901 West Cedar Dr, Lakewood, CO 80228
  • Honda Service Center
  • Audi Service Center
  • BMW Service Center
  • Acura Service Center
  • Hyundai Service Center

Why choose this provider?

Lee Myles Autocare + Transmission - Lakewood is a full-service car facility that serves clients in Thornton. It works on making transmissions function properly by examining their parts, including the clutch, valve body, and pump. It also conducts pan cleaning, filter replacement, and fluid replenishment. A road test is done to check if the car is working optimally. The facility's owner is a self-described "gear head" for being skilled in rebuilding anything mechanical, from jeeps and motorcycles to electric scooters and toasters.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.4
Google
4.5 / 5 (219)
Yelp
3.5 / 5 (30)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
12590 First Street, Thornton, CO 80241
  • Service, Diagnose and Repair

Why choose this provider?

A & C Autoworks Inc. is a locally owned and operated shop that has been providing transmission services to motorists in Thorton for 20 years. It has a team of ASE-certified technicians that handles repairs and replacements of automatic and manual transmissions. Its staff, which includes a Subaru specialist, has a combined 30 years of experience in the industry and handles engine repairs and replacements, fuel injection repairs, multi-point inspections, oil changes, alignments, and brake repairs. The shop also offers fleet services for commercial and light-duty trucks.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.5
Google
4.7 / 5 (114)
Facebook
4.3 / 5 (95)
Yelp
4.5 / 5 (21)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
3.8
Responsiveness
Friendliness
Helpfulness
Detail
––

Website
11450 N. Huron St. Suite F,, Northglenn, CO 80234

Why choose this provider?

Roadmasters Auto and Tire Center repairs transmission systems for clients living in Thornton and the surrounding areas. The team works on 6-speed and 8-speed vehicles and models with manual and automatic transmission systems. Clutches are replaced or adjusted to maintain the smooth shifting of gears. Tire replacement facilities are also available, and parts from Dunlop, Hankook, and Bridgestone are used. The company also replaces heater hoses and CV axles. It has been open since 1980.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.5
Google
4.6 / 5 (108)
Yelp
4.0 / 5 (33)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
2091 E 74th Ave Unit C, Denver, CO 80229
  • ASE Certified
  • Service, Diagnose and Repair

Why choose this provider?

Mastermind Enterprises Auto Care is a family-owned company that provides services to clients in Thornton and the neighboring communities. It helps individuals improve their vehicles by repairing damaged batteries and alternators, engines, heating systems, transmissions, and air conditioners. Its team conducts oil changes involving air filter, brake, belt and hose, and exhaust system maintenance services. The company has been in the industry since 2002. The company deals with vehicles from Mitsubishi, Acura, Ram, Mazda, Hyundai, and Pontiac.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.9
Google
4.9 / 5 (133)
Facebook
5.0 / 5 (40)
Yelp
5.0 / 5 (20)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

Website
7970 North Federal Boulevard, Westminster, CO 80030

Why choose this provider?

Westminster Auto Clinic has been serving motorists in Thornton for more than 50 years. Its crew repairs manual and automatic transmissions of domestic and foreign cars, trucks, and sports utility vehicles. The repair shop also offers preventive maintenance services, such as engine tune-ups, oil changes, and ignition system replacements. The business's owner, Mark James, holds an associate's degree in Applied Science in Diesel Engines and Technology. He also worked as a field mechanic for the McCoy Company until 1981.

Reputation:

We scour the internet for reviews from well-known resources. Each provider is evaluated based on the quality and quantity of their reviews, their presence on multiple review sites, and their average minimum rating.
4.6
Google
4.6 / 5 (72)

Professionalism:

We hire mystery shoppers to call our providers anonymously and evaluate them. Providers who respond quickly, answer questions thoroughly, and communicate politely score higher.
5.0
Responsiveness
Friendliness
Helpfulness
Detail

FAQs

  • Introduction

    Transmission repair technicians work in auto body shops and assist with broken transmission adjustments, new transmission installs, transmission resealing, and inspections. Vehicles often require transmission repair when they're leaking fluid, making grinding noises, or shaking. Most transmissions are designed to last between 80,000 and 150,000 miles.

    In certain vehicles, the check engine light may come on when there are transmission problems, and in most cases, transmissions don't completely go out without giving off warning signs. Minor transmission issues can often be remedied by flushing out the system or repairing small parts of the system, while more extensive matters may require complete replacement.
  • What is transmission repair?

    Transmission repair refers to multiple types of repairs performed on a vehicle's transmission. Repair options include fluid replacement, adjustments, resealing, leak repair, and complete transmission overhaul. In cases where transmissions have completely failed due to age or severe damage, full replacements are often required.

  • What are signs that your transmission is going out? 

    Signs that a transmission is going out can include fluid leakage, slow response or a total lack of response, grinding and jerking when driving, and a burning smell coming from the vehicle. A vehicle owner may also notice that their car doesn't easily go into gear, and the service engine soon light may come on more frequently.

  • What causes a transmission to go out?

    Transmissions can go out for a variety of reasons, including overheating, failure to maintain fluid levels, starting the vehicle too quickly, and abrupt stopping. In certain cases, using the wrong type of fluid can also lead to transmission failure.

  • Can you drive with a bad transmission?

    In certain cases, it's possible to drive with a bad transmission. However, depending on the extent of the damage, it can be risky and dangerous, and it's not recommended. When a transmission continually slips out of gear into neutral or it's continually leaking fluid, it should be assessed by a mechanic immediately.

  • Can you repair a transmission without replacing it?

    If only one specific part of a transmission requires repair, or if a transmission is simply in need of a tune-up or fluid replenishment, a full replacement may not be needed. Replacements are generally recommended when there is total transmission failure or vehicles have been driven between 80,000 and 150,000 miles.

  • Should I repair my transmission?

    When a transmission is leaking fluid or causing the vehicle to jerk or not start properly, it's important to consult with a skilled mechanic who can perform repairs to prevent further damage and potentially dangerous driving conditions. In certain cases, such as complete transmission failure, replacements or rebuilds are often recommended.

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