Business Details
49 Years
experience
Emergency
services
Heavy-Duty Truck Repair in Dubuque, IA
Guy's Truck & Tractor Service has been family-owned and operated since 1977, starting as a small one-bay shop and growing into a trusted name across Wisconsin, Illinois, and Iowa. With two full-service locations in Kieler, WI, and Galena, IL, we specialize in heavy-duty truck repair, 24/7 towing, and certified Hi-Rail services. Our team of ASE, WreckMaster, and TRAA-certified professionals brings decades of diesel expertise to every job, treating every customer like family.We combine state-of-the-art diagnostics with a hands-on approach to ensure fast, honest work that keeps clients on the road. Backed by a 6-month warranty on all workmanship, we prioritize hard work, honesty, and community values in every interaction.
Services
Preventive Maintenance
DOT Inspections
Mobile Truck Repair
Hydraulic Services
Towing & Recovery
Welding & Fabrication
Bus Repair
RV Repair
Trailer Services
Fleet Maintenance
Details
- Year established: 1977
Highlights and features
- 48 years of family-owned expertise in heavy-duty diesel repair
- 24/7 emergency towing and roadside assistance available
- ASE-certified technicians with specialized training in Hi-Rail systems
- 6-month warranty on all workmanship and parts
- Two fully equipped locations serving Wisconsin, Illinois, and Iowa
Associations and certifications
- ASE Certified
- WreckMaster Certified
- TRAA Certified
- Wisconsin Towing Association
What people say
Amazing job
Great service
Quick and amazing
Listen to your wants
Worth the drive
Services
Heavy-Duty Towing
Our 24/7 heavy-duty towing services handle semi-trucks, commercial vehicles, and equipment recovery using Trebron-equipped wreckers. We provide flatbed towing, long-distance transport, and complex recovery operations. With certified operators and specialized gear, we ensure safe, efficient vehicle extraction and transport for breakdowns, accidents, or stuck vehicles across Wisconsin, Illinois, and Iowa.
Hydraulic Repairs
We specialize in emergency hydraulic hose replacement, cylinder repairs, and system overhauls for heavy-duty vehicles. Our technicians handle Hydracom systems, power units, and custom hydraulic configurations. With mobile service capabilities and OEM-grade parts, we restore hoist, dump, and lift functions quickly to minimize downtime for commercial fleets and owner-operators.
Mobile Truck Repair
Our mobile diesel mechanics provide on-location diagnostics, electrical repairs, brake service, and preventive maintenance. Equipped with advanced tools, we handle fuel delivery, battery jumps, tire changes, and engine troubleshooting at fleet yards, farms, or job sites. This service reduces downtime by eliminating shop visits for routine and emergency repairs across the Midwest.
DOT Inspections
We perform comprehensive annual DOT inspections and pre-trip compliance checks for commercial vehicles. Our certified technicians examine brakes, lights, suspension, safety equipment, and documentation to ensure federal compliance. We provide immediate violation corrections and detailed reports to keep fleets road-ready and avoid roadside enforcement penalties.
Welding & Fabrication
Our welding services include frame repair, custom bracket fabrication, and trailer reinforcement using MIG, TIG, and stick welding techniques. We handle structural repairs for cracked frames, broken mounts, and cross-member damage while providing custom metal solutions for heavy-duty trucks, buses, and specialized equipment.
People
Aaron
Owner
Third-generation owner with over 20 years of diesel repair experience. Specializes in fleet management solutions and business operations.
Ryan
Owner
Certified technician and co-owner with expertise in hydraulic systems and heavy-duty diagnostics. Manages technical operations.
Ben
Owner
Operations manager with 18 years of towing and recovery experience. Oversees day-to-day shop activities and staff training.
Max
Technician
Third-generation technician specializing in mobile repair services. Joined full-time in 2024, bringing fresh expertise to the family business.
Riley
Technician
Certified diesel mechanic with focus on preventive maintenance. Joined the team in 2025, continuing the family tradition of quality repair work.
Questions
What areas do you serve for heavy-duty services?
We serve Dubuque, IA; Platteville, WI; Monroe, WI; Freeport, IL; and surrounding areas across Wisconsin, Illinois, and Iowa.
Do you provide 24/7 towing services?
Yes, we offer 24/7 heavy-duty towing and roadside assistance across our service areas with rapid response times.
What certifications do your technicians hold?
Our team includes ASE Certified Technicians, TRAA Certified Towing Operators, and WreckMaster Certified Recovery Specialists.
Can you handle specialized equipment transport?
Yes, we provide specialized equipment transport and recovery services using our Trebron-equipped fleet for complex jobs.
Do you offer mobile repair services?
Yes, our mobile truck repair service brings full diagnostic and repair capabilities directly to your location.
What warranty do you provide?
We back all workmanship with a 6-month warranty and use OEM parts with manufacturer warranties.