Service and Support

Haaker Underground offers expert parts and service support to keep your TRUVAC, Pacific Tek and Ring-O-Matic hydrovac excavators and other equipment running at peak performance. Our Service Department is staffed with factory-trained professionals who work hard every day to keep our customers’ machines up and running.

“A customer is the most important visitor on our premises. He is not dependent on us – we are dependent on him. He is not an outsider in our business he is a part of it. We are not doing him a favor by serving him…he is doing us a favor by giving us the opportunity to do so.”

Team Haaker

Our Service Committment

We supply top quality workmanship in a timely and professional manner and serve our customers with our TAP Principals. Our Parts and Service Departments are staffed with factory-trained pros who work hard everyday to keep our customers’ machines up and running. Whether it’s solving a difficult part requirement, troubleshooting a mechanical problem, or expertly maintaining a machine out in the field, we get the job done. When we sell a new TRUVAC, Ring-O-Matic or Pacific Tek product, our commitment to Total Support continues for the life of the equipment.

Services for You

• Factory trained technicians
• Field service service all makes and models of hydrovac equipment
• Painting
• Factory parts program
• Total maintenance & repair
• Parts warranty
• Technical troubleshooting 24 hrs/day


Alternative Fuel Sources

We are proudly at the forefront of alternative fuel equipment, and we’ve worked with our manufactures to build alternative fuel vehicles while challenging ourselves to be the leaders in servicing alternative fuel equipment. Contact us today to learn more.

Pickup and Delivery

Haaker Underground now offers pick-up and delivery services throughout Southern California at reasonable rates. This service allows you to keep your vital manpower in-house, working on more important tasks.

Mobile Support Services

We have a fleet of service trucks to support and service your equipment at your location. Let us come to you! Our professionals will conveniently deliver the support and service you need quickly.

Planned Maintenance

Schedule routine maintenance with our service team to keep your operating costs at a minimum while ensuring your equipment gives you the performance you need. We’re happy to recommend the best plans for your machines and equipment.


Haaker Underground has the capabilities to train your employees to keep up on industry certifications, whether it is a full day of detailed training with power point presentations or simply an afternoon tailgate meeting. We can structure each training to your specific needs to make sure your operators and mechanics have all the knowledge that they need. Our commitment to solving all your toughest problems goes beyond trainings as we have an on-staff Technical Advisor dedicated to our customer service side where he can answer all of your questions while diagnosing each problem.


• Factory Certified by Elgin & Vactor
• CNG & LNG Tank Installations
• CNG & LNG Certification of Tank Integrity
• Warranty Station for Tank and System
• Manufactures
• Testing & Troubleshooting
• Cummins Diagnostic Support
• Pressure Washer Certifications

Schedule Service

Give us a call today at (909) 598-2706  or fill out the form below to submit your service request.

Customer name
Contact name
Body serial number
Customer unit number
Unit concerns