Do you do diesel deletes or tuner-only builds?

We keep diesel work emissions-legal, we don't install delete or defeat devices. We focus on reliable repair, maintenance, and performance that keeps your truck legal to drive in Arizona.

How much does diesel repair cost?

It depends entirely on the issue, so we diagnose first and then give you a straight explanation of what it needs and what's involved before any work, no guessing, no surprise add-ons.

Do you service diesel work trucks and fleets?

Yes. Diesel work trucks and fleet vehicles are a core part of what we do, see our fleet page to set up ongoing service.

Diesel truck engine bay under dramatic low light

Diesel // Mesa, AZ

Diesel repair & maintenance, done right

Gas and diesel under one roof, with specialty experience on Cummins and Ford Power Stroke. Honest diagnosis, quality work, and everything kept emissions-legal.

Call (480) 656-2586 Fleet Diesel Service

4.9Rated on Google

Auto & fleet repair
Gas & diesel
Cars, trucks & fleets
Mon-Fri, 8:00 AM - 5:00 PM

What we do

Repair and maintenance for diesel trucks

A diesel is a big investment, and the wrong shop can turn a small issue into an expensive one. We diagnose the actual problem, explain it in plain language, and keep your truck running the way it should, whether it’s your daily driver or part of a working fleet.

Diagnostics and repair for diesel drivability issues
Preventive maintenance and fluid service
Cooling, fuel, and electrical diagnosis
Performance upgrades, reliable and emissions-legal
Work trucks and fleet diesels

Cummins

Ram/Dodge diesel. Specialty experience keeping Cummins trucks reliable, diagnosis, repair, and maintenance.

Ford Power Stroke

Ford Super Duty diesel. From routine service to more involved repairs, handled by people who know the platform.

Emissions-legal, always

We don’t install deletes or defeat devices. Performance work is done in a way that keeps your truck legal to drive and register in Arizona.

Reviews

Trusted with trucks and fleets

“We recently had our fleet vehicles serviced at Mesa Auto & Fleet, and the experience was excellent. Landon and Brandon were both great to work with, professional, responsive, and thorough throughout the entire process. They made everything smooth and hassle-free. Mesa Auto & Fleet has definitely earned our future business, and I highly recommend them to anyone needing reliable fleet service.”

SickSlabvia Google

“Quick, honest, and reliable service. I took my truck in for a coolant leak that I had been chasing for months. They got it fixed same day! It has been months still no coolant leak. I was so impressed with the service that I referred my mom to Mesa Auto and Fleet for a water pump issue on her vehicle. Would highly recommend them for any auto needs.”

Bryce Garstvia Google

“Did a great job on my work van, took me in and got everything done quickly. Good pricing and easy to communicate with”

John Paulvia Google

FAQ

Common questions

We service diesel and gas vehicles, with specialty experience on Cummins (Ram/Dodge) and Ford Power Stroke (Super Duty). Tell us what you drive and what's going on.

Get Started

Bring us your diesel

Call (480) 656-2586 or send a request, we'll diagnose it and give you a straight answer.

Call (480) 656-2586 Request Service Ask About Fleet Get Directions

Mon-Fri, 8:00 AM - 5:00 PM · Closed Saturday & Sunday. Submitting a request isn’t an instant booking, we’ll call or text to confirm a time.