Diesel mechanics
you can count on.
Providing Lake Havasu City and the Tri-state with honest, comprehensive, quality diesel truck and heavy equipment repair and maintenance.
Some brands that we install and stand behind
From fuel systems to suspension, we run quality parts, not whatever is cheapest. Hover to pause, click any brand to see why we run it.
Why we run these brandsHavasu and the surrounding areas run on diesel trucks.
We keep them running.
Modern Diesel Solutions is Havasu's local diesel shop trusted by truck owners, fleets, and other local businesses across western Arizona and the Tri-state. We know time is the one thing you can't get back. Whether it is for work or play, we strive to eliminate unforeseen downtime.
Diesel Service & Repair
Fleet Maintenance
Scheduled service and preventative maintenance to keep your fleet earning.
Learn more →Heavy Equipment Repair
Preventative maintenance, diagnostics, hydraulic work, and major repairs.
Learn more →
Built for how Havasu actually drives.
Driven by our passion for diesel trucks and our years of combined experience in the trades, we specialize in everything diesel. It was apparent that Havasu and the surrounding area needed a diesel-specific shop trusted for honest, comprehensive, quality workmanship.
Can’t say enough good things about Modern Diesel Solutions. Product knowledge, quality work, and doing what he says. Keeps all of the trucks at Barrett Custom Marine running properly. Thank you MDS!
Adrian • Barrett Custom Marine
From first call to back on the road
Call or Quote
Tell us what is going on. We schedule you in and plan around your downtime.
Honest Diagnosis
We find the real problem and tell you straight, before any work starts.
Quality Repair
Done right with quality parts, whether it is a fix or a full build.
Back to Work
You are back on the road or the water, and we stand behind the work.
Recent diesel work
Diesel service for Havasu and the region
Lake Havasu City is home, and customers throughout western Arizona and the Tri-state trust the shop for honest diagnostics, quality repair, fleet maintenance, and diesel parts installs.
Diesel repair in Havasu, answered
What diesel trucks do you work on?
We specialize in Dodge and Ram Cummins (5.9 and 6.7), GM Duramax (6.6), and Ford Powerstroke (7.3, 6.0, and 6.7), light to heavy duty, plus semis and heavy equipment.
Do you do fleet maintenance?
Yes. We offer mileage and interval-based preventative maintenance, DOT annual inspections, and a fleet portal to track service history, so you can schedule downtime around your revenue.
Do you only work on personal trucks?
No. We work on daily drivers, tow rigs, fleet vehicles, semis, and heavy equipment, plus diesel truck parts, accessories, and installs.
Do you do performance upgrades or just repairs?
Both. Alongside service and repair, we install FASS fuel systems, do CP3 and CP4 work, suspension and steering, turbos, and sensible power upgrades built around how you use the truck.
Do you work on heavy equipment?
Yes. We handle diesel truck and heavy equipment repair and maintenance, including preventative maintenance, diagnostics, and major repairs.
What are your hours?
We are open Monday through Friday, 7:00 AM to 3:00 PM, at 1555 Dover Ave, Ste B in Lake Havasu City. Call (928) 412-3047.
Truck down? Boat day on the line?
Get an honest diagnosis from a shop that does what it says. Call us or send a few details and we will get you back on the road.