Metro Detroit’s Finest Fleet Team

Complex Diagnostics.
Major Diesel Repairs.

From complex diagnostics and major repairs to diesel upgrades and custom builds, we help you get more from your truck. Bring us your concerns or your ideas. You’ll get clear answers, capable hands, and a team that stands behind its work.

Over-the-road drivers welcome.
About 4 miles from I-75 via Sibley Road.

Talk With Our Team

5.0 on Google/136 reviews

Two smiling men standing together beside a silver Peterbilt at FleetFix

DIESEL UPGRADES & CUSTOM BUILDS

Your Truck.
Built Your Way.

For the pickup you take pride in, the semi you earn your living with, and the build you’ve been planning. We help you choose compatible upgrades and bring your ideas together with professional installation.

Explore Upgrades & Custom Builds

AUTHORIZED DEALER & INSTALLER

These are a few of the brands we work with. Ask us about options for your truck.

Built for the Difficult Jobs.

Understand what your truck needs and why. We bring careful diagnostics and clear communication to all makes of heavy-duty, medium-duty, and light-duty one-ton trucks.

Engine Overhauls & Replacements

Diesel engine repairs, overhauls, and replacements, starting with a diagnosis and a clear plan.

Transmission Replacements

Transmission diagnostics and replacement, with attention to related driveline concerns.

Differentials & Driveline

Differential repair and replacement, axle concerns, and driveline problems.

Complex Electrical Diagnostics

Persistent faults, intermittent problems, wiring issues, and communication faults that need a methodical diagnosis.

Programming & ECM Tuning

ECM programming, calibrations, parameter changes, and tuning for your truck.

DPF, DEF & SCR Diagnostics

Aftertreatment troubleshooting for emissions faults, repeat derates, and problems that keep returning.

Freightliner, Kenworth, Peterbilt, International, Volvo, Ford, GM, RAM, and more.

HUNTER HAWKEYE® XL ALIGNMENT

Ambulances to Heavy Wreckers.
Precision for Every Working Mile.

Our state-of-the-art Hunter system uses high-definition cameras and live multi-axle measurements to help address uneven tire wear and keep your vehicle tracking as it should.

Explore Wheel Alignment

Everyday Truck Service, Too.

Brakes, suspension, preventive maintenance, DOT inspections, A/C service, hydraulic lines, and accessory installation.

Explore All Services

FleetFix technician working under the open hood of a white semi truck

COMPREHENSIVE FLEET CARE

Here for Your Fleet.

Put your fleet’s maintenance and toughest repairs in capable hands. Turn to us for complete fleet care, or let us support your in-house shop with major repairs, OEM software work, and DPF or aftertreatment concerns—so your technicians can stay focused on their daily workload.

How We Help Fleets

We do not currently offer roadside repairs or emergency repair service.

PARTS & ORDERING

The Right Parts
for Your Truck.

Finding the right part starts with your truck and what it needs. Our team can help you check availability, understand pricing, and work through an order.

Call About Parts

Help Us Find Your Part

Your truck: Year, make, model, and VIN
The part: Part number, if available, or a description of what you need
Your timeline: How soon you need the part and how we can reach you

CUSTOMER REVIEWS

What Our
Customers Say.

Read Reviews on Google

5.0

★★★★★

136 Google reviews

Detail-focused work and dependable support for fleet repairs.

Jeff Peters5-star Google review · summary

Five-star review highlights · Google snapshot from September 16, 2026.

CONTACT FLEETFIX

Questions?
We’re Here to Help.

Call or Text

(734) 767-6897

Text

Whether you’re planning maintenance, weighing a repair, or thinking about an upgrade, we’re here to talk it through. Call, text, or email for clear guidance on what comes next.

Have repair details ready? Send Repair Details

FIND THE SHOP

18940 Quarry St
Riverview, MI 48193

About 4 miles from I-75
Via the Sibley Road exit

Get Directions

SHOP HOURS

Monday–Friday: 8 AM–8 PM
Saturday–Sunday: Closed

View Current Hours on Google ↗

Complex Diagnostics.Major Diesel Repairs.

Your Truck.Built Your Way.