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Trusted Truck & Trailer Repair Services in Arizona
Arizona Fleet Service has been a trusted name in commercial fleet maintenance and repair across Arizona for over two decades. Our team of certified diesel mechanics delivers comprehensive services ranging from emergency breakdown assistance to preventive maintenance and DOT inspections, ensuring compliance and operational efficiency for trucks and trailers. With a full-service shop in Prescott Valley and mobile units strategically located in Phoenix, Tucson, Mesa, and Flagstaff, we provide rapid response times and on-site solutions tailored to minimize downtime.

Our commitment to quality, professionalism, and absolute integrity has earned us a reputation as Arizona's premier fleet service provider, serving both local and national clients with unmatched reliability and technical expertise.
Services
DOT Inspections Mobile Truck Repair Preventive Maintenance Emergency Breakdown Services Welding & Fabrication Tire Replacement Engine Diagnostics Air Brake Repair Coolant System Service Suspension Repair
Highlights and features
  • We offer 24/7 emergency breakdown services with a 90-minute average response time.
  • Our technicians are certified and equipped with OEM diagnostic tools for accurate repairs.
  • We provide transparent pricing with upfront quotes before any service begins.
  • We operate Arizona's largest mobile fleet service network with same-day parts availability.
  • We guarantee first-time repair accuracy and maintain a clean 20-year service record.
Associations and certifications
  • Better Business Bureau (BBB)
What people say
Immediate and professional response Lower than estimate bill Highly recommend this shop Performed services timely Job done right first time
Services
Emergency Breakdown Services
Our 24/7 emergency breakdown service provides rapid response for trucks and trailers stranded across Arizona. With mobile units equipped with OEM diagnostic tools and common replacement parts, we address engine failures, air brake malfunctions, and electrical issues on-site. Our certified technicians prioritize minimizing downtime while ensuring repairs meet federal safety standards, serving commercial fleets in extreme weather conditions from Phoenix to Flagstaff.
DOT Inspections
We conduct comprehensive DOT and BIT inspections to ensure fleet compliance with federal and California regulations. Our inspectors examine braking systems, lighting, tires, and documentation at client facilities or distribution centers. With a BBB A+ rating, we guarantee accurate assessments and corrective repairs to maintain FMCSA scores and prevent equipment shutdowns, serving local to Fortune 500 fleets.
Preventive Maintenance
Our preventive maintenance programs reduce unexpected breakdowns through scheduled inspections and servicing. We perform oil changes, coolant flushes, tire rotations, and system diagnostics using Michelin and Goodyear-certified procedures. By maintaining optimal vehicle conditions, we help fleets improve fuel efficiency, extend equipment lifespan, and maintain compliance with state and federal regulations across Arizona.
Mobile Truck Repair
Our mobile repair units deliver shop-quality service directly to fleet locations across Arizona. Technicians handle engine diagnostics, transmission repairs, and electrical system fixes using Autel diagnostic computers and OEM software. With stocked inventory and welding capabilities, we perform complex repairs roadside or at job sites, eliminating tow costs and reducing vehicle downtime for commercial operators.
Welding & Fabrication
We provide on-site welding services for trailer frames, mud flap brackets, and brake chamber mounts damaged by road incidents. Our technicians use industrial torches and welding equipment to repair structural components during emergency calls. This service eliminates the need for multiple vendors by combining tire replacement with metal fabrication, ensuring complete roadside solutions for heavy-duty fleets.
Questions
What areas in Arizona do you service?
We provide fleet services across Arizona, including Phoenix, Tucson, Mesa, Prescott Valley, Flagstaff, and surrounding regions with a 150-mile radius from Prescott Valley.
How quickly can I get emergency service?
Our average response time is 90 minutes, depending on location and traffic conditions, with 24/7 availability for breakdown assistance.
Do you service all truck makes and models?
Yes, we repair and maintain all heavy-duty truck and trailer brands using OEM diagnostic tools and certified technicians.
Are your technicians certified?
All our mobile mechanics hold industry certifications and have minimum 2 years field experience, with many exceeding 20 years.
Can you perform DOT inspections at my facility?
Yes, we conduct DOT and BIT inspections on-site at your location or distribution center with proper documentation and compliance checks.
Reviews (5)
Josh Feitl
May 21, 2022 Report
Horrible experience with these guys. They are not organized. Called on a Friday to make sure they worked on what I needed, called on Monday, they said it would be better if it was Tuesday. Kelly (office lady) gave me her direct number. Called Tuesday twice with no response, went to the shop and Kelly said they can't take the truck for 2 weeks. Unbelievable. Horrible to work with.
Chrissie
Feb 07, 2022 Report
Worst customer service ever! This company was hired by my insurance company, an appointment was made a day in advance for roadside assistance. I received 3 messages that they were delayed and then a message they were on the way. I called them to confirm arrival time and dispatch told me they weren't coming, that the job didn't pay enough. I literally need air in a tire, roadside. The company never bothered to cancel my appointment and I drove an hour one way to meet then there. I would not recommend ever using this company, wry unreliable.
Randolph Anderson
Jul 13, 2021 Report
Andy helped me out of a big time jam. My Rental truck broke done on top of a mountain road in Tonto National Park. Andy arrived, diagnosed the problem quickly and fixed it on the spot! That allowed me to resume my move without going to a garage or losing a night. He was excellent - professional, timely and accurate in his diagnosis. Service: Auto engine diagnostic
Priscilla Hernandez
Jun 20, 2021 Report
Me and my Husband were stuck on the side of the road in Prescott Valley, Az due to a Bad Stater and we called Arizona Fleet by BGA and they sent out an amazing Mechanic named Andy. Andy was extremely professional, very nice and helpful young man and did a great job fixing our diesel to help get us back on the road. Service was Amazing from Andy and Arizona Fleet, he came very quickly and they are very honest. If you're ever in need check them out to see if they cover your area, Promise you won't regret it
Stacey Frank
Jun 19, 2021 Report
Have a diesel Motorhome that had a power steering leak I could not fix, contacted Owen at Arizona Fleet Service and asked for his help. He got me right in, said he could have us done the next day and kept me informed all along the repair process. Excellent person to work with and WILL use him again. he is an asset to the company. Service: Steering & suspension repair