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Diamond Diesel & Auto

"Driven By Perfection"

About Us

Diamond Diesel & Auto is a leading truck repair located in Beecher, IL that specializes in light-duty truck repair, diesel engine repair, and fleet repair and maintenance. With over 30 years of combined experience, we offer diagnostics, suspension work, full custom builds, and more. Our team of certified technicians provide exceptional service and quality repairs to customers in the Southeast Illinois area. Since 2017, Diamond Diesel & Auto has been dedicated to providing the best truck repair experience to all our customers. We are committed to providing reliable, quality service and always use the latest technology and industry-leading methods. Our knowledgeable and experienced staff will help you find the right solutions for your vehicle's needs.
**We will be closed the last Saturday of every month!!**

Areas Served

What We Offer

Our Specialties include:

With over 30 years of Combined Experience

Our Services include:

Light Duty Truck Repair
Diagnostics
Diesel Engine Repair
Diesel Performance
Lift Kits
Suspension Work
Alignments
Full Custom Builds
Light Duty Maintenance
Fleet Repair and Maintenance
Commercial vehicles

Our Products include:

Tires
Wheels
Truck Accessories
HOTSHOT’S Secret Products
FASS Filters
Shirts
Hats
Hoodies

Testimonials

On 10/25/2024 Ashton Podlin had this to say:
Diamond diesel is one of my favorite places to go. They always do amazing work. I will never go to a different company!

On 9/7/2024 BFD BRAD'S FABRICATION AND DESIGN had this to say:
They did a great job on getting my 06 megacab back on the road. Will be a return customer. Very thorough with their work.

On 8/14/2024 Nick Burkhardt had this to say:
I had a great experience with Diamond Diesel. They are incredibly trustworthy, honest, and professional. The staff is friendly and efficient, getting the job done quickly without compromising on quality. Highly recommend them for anyone in need of reliable trucking repair services!"

On 7/12/2024 Justin V had this to say:
Zach got my truck in for maintenance really quick. He got the alignment perfect and balanced the wheels which gave me a much smoother ride. Super nice to deal with.

On 2/16/2024 Patrick Lydon had this to say:
Trustworthy, fair and professional.

Contact Us

Diamond Diesel & Auto
30455 S Dixie Hwy Suite 2 Beecher, IL 60401
Phone: (708) 231-6111
Email: diamonddieselandauto@gmail.com

On Rte 1, South of Beecher

Where To Find Us

Payment Types Accepted

American Express, Cash, Debit Cards, Discover, MasterCard, Visa

Our Hours

Holiday Hours May Vary. Please Call For Details.

Monday: 7:00 AM - 5:00 PM
Tuesday: 7:00 AM - 5:00 PM
Wednesday: 7:00 AM - 5:00 PM
Thursday: 7:00 AM - 5:00 PM
Friday: 7:00 AM - 5:00 PM