5506 Bissonnet St. Houston, TX 77081 | Monday-Friday 8am-6pm & Saturday: 8am-1pm |  (281) 954-3756


Transmission Repair & Maintenance in Houston and the Surrounding Areas

At A1 American Transmission we provide an array of services to keep your car, truck or SUV shifting smoothly. You can count on our ASE certified team of technicians to take care of your vehicle in a fair priced and timely manner.


If you experience any signs of transmission trouble, such as grinding gears, delayed response or a transmission fluid leak, contact our nearby transmission shop right away. We’d be happy to schedule you an appointment or provide an estimate for the cost of transmission repair in Houston or the surrounding area.

  • Domestic Transmission Repair
  • European Transmission Repair
  • Asian Transmission Repair
  • Automatic Transmission Repair
  • Manual Transmission Repair
  • Transmission Diagnostics
  • Transmission Maintenance
  • Transmission Service
  • Transmission Fluid  Flush
  • Free Transmission Cost Estimates

Foreign & Domestic Transmission Repair

Our Houston transmission shop services all makes and models of foreign and domestic cars, trucks and SUVs. We complete German transmission repair, Italian transmission repair, Swedish transmission repair, English transmission repair, Japanese transmission repair, Korean transmission repair and domestic transmission repair. The cars we service include:


  • Domestic Transmission Repair: Chevrolet, Cadillac, GMC, Buick, Oldsmobile, Pontiac, Hummer, Saturn, Ford, Lincoln, Mercury, Chrysler, Dodge, RAM, Jeep & Plymouth.
  • European Transmission Repair: MINI, Jaguar, Land Rover, Fiat, Alfa Romeo, BMW, Mercedes-Benz, Volkswagen (VW), Audi,  Porsche, Volvo & Saab.
  • Asian Transmission Repair: Honda, Acura, Mazda, Toyota, Nissan, Lexus, Genesis, Kia Hyundai, Subaru, Mitsubishi & Scion.

Automatic Transmission Repair

At A1 we conduct automatic transmission repair and semi-automatic transmission repair (CVT) for all makes and models of vehicles. If you begin to experience delayed shifting, which is characterized by a high revving engine as the vehicle tries to shift, or if your transmission is difficult to shift, leaks fluid or has other issues, be sure to give us a call right away. We fix transmission issues big and small, ensuring they don’t grow worse.

Manual Transmission Repair

Whether your vehicle has three, four, five or six speeds, or some other number of gears, we can service and repair it. A1 American Transmission is a full service transmission repair shop in Houston and our technicians can diagnose and correct any issue you're having with your manual transmission in a quick manner and at an affordable price.


We take pride in our work and want you to leave our shop knowing your vehicle's transmission is in great shape and that you were treated fairly and honestly. Give us a call to schedule service.

Transmission Service & Maintenance

Our local transmission center completes factory maintenance services as well, such as transmission fluid flushes. At certain mileage intervals, as recommended by the vehicle manufacturer, transmission fluid needs to be drained and refilled to ensure proper operation of the transmission. If you're due for an ATF flush give us a call today for expert transmission service in Houston.


When you need professional transmission repair in Houston leave it to A1 American Transmission. Stop by our shop on Bissonnet Street or give us a call at (281) 954-3756 to schedule an appointment or to request an estimate for transmission repair costs for your vehicle. Our mechanics look forward to helping you keep your vehicle running and shifting great for miles to come.

A1 American Transmission & Automotive Blog

By A1 American Transmission December 26, 2024
The CV (constant velocity) axle plays a vital role in your vehicle's drivetrain by delivering power from the transmission to the wheels. When it’s functioning correctly, you probably don’t give it much thought. But if something goes wrong, it can lead to serious performance issues and safety risks. Below, we discuss the key signs that your CV axle needs attention. When you need CV Axle Repair, bring your vehicle to A1 American Transmission in Houston. Clicking or Popping Noises When Turning A clicking or popping noise, especially when making sharp turns, is one of the most common indicators of a failing CV axle. This usually means the CV joint—a critical axle component—is worn out. Ignoring this issue can lead to a complete axle failure, leaving you stranded or worse, causing an accident. Grease Leaks Around the Tires Spotting grease near your tires or under the vehicle is another red flag. This usually happens when the CV boot, which protects the joint, is cracked or torn. Once the grease leaks out, dirt and debris can enter the joint, causing it to deteriorate rapidly. Vibrations While Driving If you feel unusual vibrations coming from the front of the vehicle, especially when accelerating, it could indicate a damaged CV axle. The vibrations occur because the axle isn’t rotating evenly, which can put additional stress on other parts of the drivetrain. Difficulty Steering or Loss of Control A failing CV axle can impact your ability to steer, especially during tight maneuvers. If left unchecked, it can worsen, making your vehicle unsafe to drive. Why You Shouldn’t Ignore These Signs Delaying CV axle repairs can lead to more extensive (and expensive) damage, such as issues with your transmission or differential. Worse, a complete axle failure can result in loss of control while driving. CV Axle Repair in Houston The constant velocity axle, or CV axle, is what makes it possible for the transmission to transmit power to the wheels. If you notice a clicking noise when turning or accelerating, or your car seems to pull to one side when you hit the gas, it could be that the CV axle is failing. When trouble is brewing, it is vital that you visit us for proper diagnostics and CV axle repair in Houston. Putting off repairs could lead to a tire being unable to spin at all if the axle fails completely. Call A1 American Transmission at (281) 954-3756 at the first sign of a problem to ensure that this doesn’t happen to you.
By A1 American Transmission & Automotive November 27, 2024
Transmission fluid plays a critical role in keeping your vehicle's transmission system lubricated, cooled, and running smoothly. A leak can lead to serious issues, including transmission failure if left untreated. Identifying the signs early and taking the right steps can save you costly repairs. If you suspect your transmission is leaking, bring your vehicle to A1 American Transmission in Houston. Common Signs of a Transmission Fluid Leak Puddles Under Your Vehicle One of the most obvious signs is a reddish-brown or dark fluid puddle under your parked car. Transmission fluid typically has a slick, oily texture and a sweet or burnt odor. Difficulty Shifting Gears A fluid leak may cause insufficient lubrication or pressure within the transmission system if you notice hesitation, grinding, or slipping when shifting gears. Unusual Noises Whining or grinding noises while driving could indicate that the transmission fluid level is too low to properly lubricate the system. Overheating Transmission Low transmission fluid can cause the system to overheat, triggering dashboard warning lights or emitting a burning smell. Low Fluid Levels Checking your transmission dipstick and finding low or discolored fluid could confirm a leak. Healthy fluid should be clear or light red. What To Do About a Transmission Fluid Leak Inspect and Locate the Leak - Look for cracks or loose seals around the transmission pan, cooler lines, or gaskets. Top Off Fluid Levels - If the leak is minor, refill the transmission fluid temporarily to avoid further damage. Be sure to use the fluid type specified for your vehicle. Seek Professional Repairs - Leaks often require expert attention. A mechanic can repair or replace damaged seals, gaskets, or components to prevent ongoing fluid loss. Transmission Repair in Houston At A1 American Transmission we specialize in taking care of your vehicle's automatic or manual transmission. We provide an array of services to keep your car, truck, or SUV shifting smoothly, including scheduled services such as fluid flushes and complex transmission rebuilding or replacement. You can count on the ASE-certified team of technicians at A1 to get the job done right and in a timely manner. If you experience any signs of transmission trouble, such as grinding gears, delayed response, or notice a transmission fluid leak, contact A1 American Transmission. Give us a call at (281) 954-3756 to schedule an appointment or request a free and accurate estimate for transmission repair in Houston! And don’t forget to check out our special offers for a discount!
By A1 American Transmission & Automotive October 25, 2024
Upgrading your vehicle’s transmission can offer significant benefits, especially if you’re looking to enhance performance or extend the lifespan of your vehicle. But is it worth the investment? We explore why a transmission upgrade might make sense and when it’s a smart choice. If you think your vehicle would benefit from a transmission upgrade, visit A1 American Transmission in Houston. Improved Performance One of the main reasons drivers upgrade their transmission is to improve their vehicle's performance. High-performance transmissions, particularly in sports cars or heavy-duty trucks, allow for smoother shifting, quicker acceleration, and better handling under stress. An upgraded transmission can handle more power from the engine, which is especially useful if you’ve made other modifications like adding a turbocharger or upgrading the exhaust system. Whether you're towing heavy loads or seeking better track times, a stronger, more efficient transmission is key to unlocking your vehicle’s full potential. Enhanced Durability If you’re driving in tough conditions, such as towing, off-roading, or handling high engine outputs, a stock transmission might not hold up in the long run. An upgraded transmission is built to withstand higher levels of stress and can significantly reduce wear and tear on major components. This is especially true for vehicles regularly used for heavy-duty tasks. A stronger transmission means fewer breakdowns and longer intervals between repairs, making it a smart investment for those who push their vehicles to the limit. Increased Fuel Efficiency Believe it or not, upgrading your transmission can also improve fuel efficiency. Many modern performance transmissions are designed with optimized gear ratios that allow the engine to run more efficiently at various speeds. This means you could see better gas mileage, especially on the highway, reducing long-term fuel costs. For drivers who spend a lot of time on the road, this benefit can add up significantly over time. When It’s Not Worth It Upgrading your transmission isn’t always necessary. If you drive a standard commuter car without any performance modifications, your stock transmission is likely sufficient for your needs. The cost of upgrading can be substantial, so it may not make sense unless your vehicle demands it due to performance enhancements, towing requirements, or tough driving conditions. Additionally, older vehicles nearing the end of their lifespan may not benefit enough from a transmission upgrade to justify the expense. Transmission Service in Houston At A1 American Transmission we specialize in taking care of your vehicle's automatic or manual transmission. We provide an array of services to keep your car, truck, or SUV shifting smoothly, including scheduled services such as fluid flushes and complex transmission rebuilding or replacement. You can count on the ASE-certified team of technicians at A1 to get the job done right and in a timely manner. If you experience any signs of transmission trouble, such as grinding gears, delayed response, or notice a transmission fluid leak contact A1 American Transmission. Give us a call at (281) 954-3756 to schedule an appointment or request a free and accurate estimate for transmission repair in Houston!
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