Contact us today877.688.6812

Contact us today877.688.6812

After Hours Construction / Truck Service: (800) 952-7767

After Hours Power Service: (877) 891-4181

After Hours Power Rental: (800) 736-8121

Truck Centers Service

Let Patten Truck Centers be your one-stop truck shop.

At Patten Cat, we provide preventative maintenance, as well as full service of any and all chassis repair for your On-Highway Truck. Our Cat® trained technicians are also ASE and EVT certified, able to service all makes and models of Cat-powered trucks and other domestic diesels. We are fully equipped to diagnose the latest technology incorporated in the electronic and emissions controlled engines on the road today. 

Our Truck Service Centers Provide:


615 West Lake St. Elmhurst, IL 60126 Phone: (630) 516-4422 Fax: 630-530-2218 24/7 Emergency Services: (800) 952-7767 Email Address: This email address is being protected from spambots. You need JavaScript enabled to view it. Shop Service: 6:30am – 4:30pm Field Service: 24/7 Call 800-952-7767 Parts: M-F: 6:30am-4:30pm, Sat: 6:30am – 12noon Parts Express: (800) 239-0400


6400 Indianapolis Blvd, Hammond, IN 46320 Phone: (219) 932-6600 Fax: (219) 931-7513 24/7 Emergency Services: (800) 952-7767 Email Address: This email address is being protected from spambots. You need JavaScript enabled to view it. Shop Service: 6:30am – 4:00pm Field Service: 24/7 Call 800-952-7767 Parts: M-F: 6:30am-4:00pm, Sat: 7:00am – 10:00am Parts Express: (800) 239-0400

We are committed to keeping your trucks productive. We use genuine Caterpillar parts, fluids and remanufactured parts, providing you with no-hassle nationwide warranty coverage. 

From basic maintenance to a complete engine overhaul, Patten has the equipment and technicians available to diagnose problems faster, get information to you sooner and get you back on the road!

Our maintenance solutions are designed to help you maximize productivity and minimize downtime. Patten Cat has 80 years of experience supporting a wide variety of on-highway applications -- and now we have the service bays, field service trucks, specialized tooling and technical experts in place to offer bumper-to-bumper service for your truck.

Service Agreements

Talk to your local Patten Cat Truck Center about customized service agreements available for your truck that will help you get more work done at a lower cost. These flexible agreements can cover individual systems, single trucks or entire fleets and range from simple preventive maintenance kits to sophisticated total cost performance guarantees.

With a service agreement, you have more time to focus on what you do best: running your business while trained Patten Service Technicians keep your truck running at maximum efficiency.

Service Locations

No matter where your truck takes you, our Truck Service Centers located in Elmhurst and Hammond, IN are close at hand and staffed to get you back on the road fast. 

Each of our Patten Cat Truck Centers offer full chassis service for our customers. We are dedicated to diagnosing and repairing even the most difficult problems encountered by today’s truck owners.

Altorfer, Inc. Logo

Altorfer, Inc. is proud to announce the acquisition of Patten Cat effective May 9, 2018. We look forward to supporting all your equipment and product support needs by providing the quality products and excellent service that you have come to expect from the Caterpillar family. Please be aware that the Patten Cat website will close soon and all traffic will be pointed to Thank you for giving us the opportunity to partner together with you for continued success.