About Us

A Family-Owned-and-Operated Diesel Truck Repair Shop

Located in Glendale, AZ, Diesel Headquarters is one of the most trusted repair shops for Diesel repair, trucks, trailers, and UTVs. We are a family-owned-and-operated company, which means you will receive a more personalized approach from our team.


Certified Team

Our staff at Diesel Headquarters is ASE-certified, which makes them capable of providing quality repair services for all makes of trucks. These include Cummins, Detroit, and Caterpillar vehicles. Whatever type, year, make, or model your truck is, we can get them back on the road in no time.

Top-of-the-Line Equipment

At Diesel Headquarters, we use industry-leading technology to ensure your truck’s needs are met. We have an in-house dynamometer as well as custom tuning and diagnostics equipment. Aside from that, we offer accessories, parts, and performance products that will keep your vehicles running efficiently.


Get in Touch

If you would like to learn more about our available truck parts and accessories, do not hesitate to reach out to our team today.