
Looking for compliance service for your fleet? You've come to the right place. We help commercial operators meet DOT, FMCSA, and state regulations with precision. Trust us to keep your vehicles compliant.

Truck Compliance Service in Denver, CO, and Kalispell, MT
Meeting compliance standards isn’t just about avoiding fines—it’s about protecting your drivers, heavy-duty trucks, and business. We help you prepare for inspections, manage documentation, and correct safety violations before they result in costly downtime or penalties. Whether you’re operating across state lines or running local hauls, our compliance services are designed to keep you inspection-ready every day.
Complete Truck Compliance Services
Iron Buffalo’s truck compliance support includes inspections, documentation, and operational checks that meet regulatory standards. Services include:
- DOT and FMCSA inspection preparation
- State-level compliance checks (Colorado and Montana)
- CDL documentation review and verification
- Vehicle safety system inspection and repair
- Brake, lighting, and suspension compliance evaluation
- Onboard diagnostics and fault code review
- Maintenance record creation and updates
- Compliance documentation storage and review
- Pre-audit inspections and consultation
- Roadside inspection readiness checks
We provide both in-shop and mobile support to keep your trucks compliant without disrupting operations.
What Makes Us Different
Compliance isn’t just about paperwork—it’s about staying proactive and ready for any inspection. At Iron Buffalo, our team stays current with evolving DOT and FMCSA regulations so you don’t have to. We combine technical repair expertise with compliance oversight to ensure your vehicles pass the first time, every time.
We help you build a compliance-first mindset with organized records, documented service intervals, and detailed inspection logs. Whether you manage a fleet or drive solo, we create simple systems that reduce risk and support your operation. With facilities in Denver and Kalispell, and mobile service available, we bring truck compliance service to you—on your schedule, and on your terms.
Need Truck Regulatory Compliance?
If you need help staying DOT-compliant or preparing for a vehicle inspection, call Iron Buffalo today at 303-623-7049 (Denver) or 406-890-7001 (Kalispell). We’ll make sure your truck is compliant, safe, and ready to roll.
FAQs
What Areas Do You Serve?
We offer 24/7 mobile repairs and roadside assistance in the following areas:
Colorado: Boulder, CO; Aurora, CO; Centennial, CO; Fort Collins, CO; Greeley, CO; Georgetown, CO; Brighton, CO; Castle Rock, CO; Colorado Springs, CO; and Longmont, CO.
Montana: Whitefish, MT; Bigfork, MT; Somers, MT; Polebridge, MT; Thompson Falls, MT; Polson, MT; Rollins, MT; Libby, MT; and Eureka, MT.
What Is Included in Truck Compliance Services?
Our compliance services include DOT and FMCSA inspection prep, documentation review, CDL checks, and full vehicle system compliance inspections to meet all safety standards.
Can You Help Prepare for an Audit?
Yes. We offer pre-audit inspections, record reviews, and consultation to ensure your fleet passes DOT and FMCSA audits without issues.
How Can I Get in Touch?
If you're ready to schedule diesel repairs, call Iron Buffalo today at 303-623-7049 (Denver) or 406-890-7001 (Kalispell).

Semi Truck Repair & Diesel Services in Denver, CO & Kalispell, MT
At Iron Buffalo, we provide expert semi truck and equipment repair, fleet maintenance, and specialty diesel services to keep your vehicles performing at their best.From semi-truck repair and hydraulic cylinder services to DOT inspections, mobile truck repair, and truck-mounted crane maintenance, our certified technicians deliver reliable solutions tailored to your needs. Whether you need routine preventive maintenance or complex engine diagnostics, our Denver, CO, and Kalispell, MT locations are equipped to handle the job. Contact us to schedule service and keep your semi trucks, trailers, and heavy equipment running strong.
Light, Medium, and Heavy Duty Vehicles & Fleets
Emissions Testing & CARB Clean Truck Check
Trailers, Commercial & Industrial Equipment
Loaders, Truck-Mounted Cranes & Conveyers

Services
Our Services
At Iron Buffalo, we provide expert heavy-duty truck and equipment repair, fleet maintenance, and specialty diesel services to keep your vehicles performing at their best.From semi-truck repair and hydraulic cylinder services to DOT inspections, mobile truck repair, and truck-mounted crane maintenance, our certified technicians deliver reliable solutions tailored to your needs. Whether you need routine preventive maintenance or complex engine diagnostics, our Denver, CO, and Kalispell, MT locations are equipped to handle the job. Contact us to schedule service and keep your trucks, trailers, and heavy equipment running strong.
Customer testimonials

Light, Medium & Heavy-Duty Truck Repair Services in Denver, CO & Kalispell, MT
Trusted Diesel Repair & Fleet Services - Keeping You on the Road & Job Site
Commerce City, CO
5590 E 55th St, Commerce, City, CO
Kalispel, MT
104 Rocky Cliff Lane, Unit 1, Kalispell, MT