About Us

ATRA cert. transmission & auto repair

Family Owned – 50 Years!

Hy-Tech is family owned, ATRA certified transmission and auto repair business with more than 50 years of experience in providing our customers with quality repair work and attentive customer service. We run a clean and well organized shop, which allows us to complete your repair quickly and correctly the first time. We offer a full range of automotive service including specialization in Automatic and Manual Transmissions, Clutch Work, Transfer Cases, Differentials, and 4×4 service. We also provide Electrical Diagnostics, Drive Shaft Service, U-Joints, General Auto Repair, Tune-ups, Brake Service, Suspensions, Water Pumps, and other General Maintenance. We also provide a wide variety of diesel upgrades for both stock and performance applications, to include anything from simply towing & pulling trucks.

HY-Tech Transmissions Truck Greenville, IL
ATRA cert. transmission and auto repair icon
ATRA CERT.

TRANSMISSION & AUTO REPAIR

Hy-Tech is family owned, ATRA certified transmission and auto repair business with more than 50 years of experience in providing our customers with quality repair work and attentive customer service. We run a clean and well organized shop, which allows us to complete your repair quickly and correctly the first time. We offer a full range of automotive service including specialization in Automatic and Manual Transmissions, Clutch Work, Transfer Cases, Differentials, and 4×4 service. We also provide Electrical Diagnostics, Drive Shaft Service, U-Joints, General Auto Repair, Tune-ups, Brake Service, Suspensions, Water Pumps, and other General Maintenance. We also provide a wide variety of diesel upgrades for both stock and performance applications, to include anything from simply towing & pulling trucks.

  • Transmission Repairs
  • Transmission Performance Upgrades
  • Oil & Fluid Change Services
  • Engine Repair
  • 4WD/AWD Repair
  • Diesel Transmission and Performance
    Diagnostic Testing
  • Drive Shaft Service
  • Suspensions
  • Water Pumps and More
Diesel Transmission Performance improvement icon
DIESEL TRANSMISSION

PERFORMANCE IMPROVEMENT

 

Whether your diesel truck is stock, for towing, or performance, we have transmission options for you. We have affordable options for any application with your budget in mind. From stock power to 1000+ horsepower, we’ve got you covered.

Diesel Transmission Upgrade and Enhancments icon
DIESEL TRANSMISSION

UPGRADES & ENHANCEMENTS

 

Sure, The factory diesel transmission in your truck gets you to work and the grocery store, but does it get you the performance and attention your beast deserves? Probably not. You need power and reliable performance, and you need it now. Don’t let your truck let you down. Call us today and ask about our diesel transmission upgrade service. We’ll tear down your old transmission and rebuild it using top quality performance parts, designed for your specific needs. Whether you need more power to pull your toys, or just looking to spend the weekend in the mud, call us today and we’ll reinstall a premium, transmission package that delivers results. We can rebuild your diesel transmission in many different forms depending on your application:

  • Stock
  • Towing
  • Performance
Open sign hours icon
HOURS, BBB, & WARRANTY

MON. – FRI. 8:00AM – 5:00PM

 

We’re available to serve your needs Monday through Friday from 8:00am to 5:00pm.
Hy-Tech Transmissions is an A+ rated, accredited member of the Better Business Bureau.

We are also  proud to be a member of the Automatic Transmission Rebuilders Association (ATRA)  –   As an ATRA member, we offer the Golden Rule Warranty.

 

The Golden Rule Warranty is a nationwide inter-shop warranty plan issued and serviced by authorized ATRA members in good standing. ATRA is the largest network of automatic transmission repair shops in the world, making the Golden Rule warranty the most widely accepted warranty of any chain or franchise.  The ATRA Golden Rule warranty is warranted by the original repairing member shop.
 
Auto Services Repair and safety maintenance icon
Auto Services

AUTO REPAIR AND SAFETY MAINTENANCE

 

At Hy-Tech, we understand an automobile is one of the more important assets a person owns. Whether you need manufacturer recommended maintenance, a checkup, or something isn’t working right – we can help keep your vehicle in tiptop shape with our automotive repair services. You can rest easy knowing you are in capable hands with our technicians working on your vehicle.

4 wheel drive repair icon
4 WHEEL DRIVE REPAIR

RUGGED PERFORMANCE

 

Four wheel drive and all wheel drive is not something you think about until it is needed. We can service your system to make sure it is in proper working order or repair any issues you are having with your 4 wheel drive and all wheel drive.

transmission & auto repair
ATRA cert.

Hy-Tech is family owned, ATRA certified transmission and auto repair business with more than 50 years of experience in providing our customers with quality repair work and attentive customer service. We run a clean and well organized shop, which allows us to complete your repair quickly and correctly the first time. We offer a full range of automotive service including specialization in Automatic and Manual Transmissions, Clutch Work, Transfer Cases, Differentials, and 4×4 service. We also provide Electrical Diagnostics, Drive Shaft Service, U-Joints, General Auto Repair, Tune-ups, Brake Service, Suspensions, Water Pumps, and other General Maintenance. We also provide a wide variety of diesel upgrades for both stock and performance applications, to include anything from simply towing & pulling trucks.

  • Transmission Repairs
  • Transmission Performance Upgrades
  • Oil & Fluid Change Services
  • Engine Repair
  • 4WD/AWD Repair
  • Diesel Transmission and Performance
  • Diagnostic Testing
  • Drive Shaft Service
  • Suspensions
  • Water Pumps and More
Performance Improvement
Diesel Transmission

Whether your diesel truck is stock, for towing, or performance, we have transmission options for you. We have affordable options for any application with your budget in mind. From stock power to 1000+ horsepower, we’ve got you covered.

Upgrades & Enhancements
Diesel Transmission

Sure, The factory diesel transmission in your truck gets you to work and the grocery store, but does it get you the performance and attention your beast deserves? Probably not. You need power and reliable performance, and you need it now. Don’t let your truck let you down. Call us today and ask about our diesel transmission upgrade service. We’ll tear down your old transmission and rebuild it using top quality performance parts, designed for your specific needs. Whether you need more power to pull your toys, or just looking to spend the weekend in the mud, call us today and we’ll reinstall a premium, transmission package that delivers results. We can rebuild your diesel transmission in many different forms depending on your application:

  • Stock
  • Towing
  • Performance
Mon. - Fri. 8:00am - 5:00pm
Hours, BBB, and Warranty

We’re available to serve your needs Monday through Friday from 8:00am to 5:00pm.
Hy-Tech Transmissions is an A+ rated, accredited member of the Better Business Bureau.

We are also  proud to be a member of the Automatic Transmission Rebuilders Association (ATRA)  –   As an ATRA member, we offer the Golden Rule Warranty.

 

The Golden Rule Warranty is a nationwide inter-shop warranty plan issued and serviced by authorized ATRA members in good standing. ATRA is the largest network of automatic transmission repair shops in the world, making the Golden Rule warranty the most widely accepted warranty of any chain or franchise.  The ATRA Golden Rule warranty is warranted by the original repairing member shop.

 

 

Auto Repair and Safety Maintenance
Auto Repair & Inspection Services

At Hy-Tech, we understand an automobile is one of the more important assets a person owns. Whether you need manufacturer recommended maintenance, a checkup, or something isn’t working right – we can help keep your vehicle in tiptop shape with our automotive repair services. You can rest easy knowing you are in capable hands with our technicians working on your vehicle.

Rugged Performance
4 Wheel Drive Repair

Four wheel drive and all wheel drive is not something you think about until it is needed. We can service your system to make sure it is in proper working order or repair any issues you are having with your 4 wheel drive and all wheel drive.

Our Services

Transmission Repair

Transmission Repair

Looking to upgrade your diesel transmission? Hy-Tech Transmissions specializes in rebuilding and upgrading diesel transmissions for maximum performance.
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General Auto Repair

General Auto Repair

We offer a full range of automotive service including Electrical Diagnostics, Drive Shaft Service, U-Joints, General Auto Repair, Tune-ups, Brake Service, Suspensions, Water Pumps, and other General Maintenance.
Read More

High Performance

High Performance

Your factory diesel transmission gets you to work and the grocery store, but does it get you the performance and attention your beast deserves? You need power and reliable performance, and you need it now.
Read More

CALL TODAY TO SCHEDULE YOUR REPAIR SERVICE OR TRANSMISSION UPGRADE