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M3 Roadside – DOT compliance and truck repair
(409) 233-8574
Semi truck pulled over on a Louisiana highway shoulder at golden hour with a mobile service truck behind it

Mobile DOT Compliance · Truck Repair · Roadside

DOT Compliance & Truck Repair That Comes to You.

From small cars to heavy equipment. M3 Roadside keeps fleets compliant and rigs rolling across Sulphur, Lake Charles and the I-10 corridor.

Call (409) 233-8574

10

Towns served from Sulphur

12

Mobile services

6

Vehicle types, cars to heavy equipment

15%

Off for repeat clients & referrals

Why fleets call M3

M3 Roadside DOT Compliance badge – fleet ready

DOT compliance focus

M3 Roadside badge – small cars to heavy equipment

Small cars to heavy equipment

M3 Roadside commercial truck repair badge

Commercial truck repair

M3 Roadside mobile roadside badge – we come to you

Mobile roadside help, we come to you

M3 Roadside badge – 15% off for repeat clients

15% off for repeat clients

M3 Roadside badge – 15% off for referrals

15% off for referrals

Technician checking air brake lines and gladhands on a semi trailerFleet ready

Our main focus

Stay DOT compliant without losing a day on the road.

M3 comes to your yard, lot or job site and checks the items that most often fail roadside inspections, then fixes what it finds.

  • Brakes and air systems
  • Lights, wiring and reflective tape
  • Tires, wheels and lug nuts
  • Coupling devices and fifth wheel
  • Steering and suspension
  • Leaks, exhaust and fuel system

How it works

Simple from the first call.

  1. 1

    Call or send a request

    Call, text or use the form on this page.

  2. 2

    Tell us the vehicle and the problem

    What it is, what it is doing and where it is parked.

  3. 3

    We come to your location

    Yard, job site, lot or shoulder. No towing to a shop.

  4. 4

    Back on the road, compliant

    Fixed on the spot with your OK, plus a plain report.

On the job

The shop comes to you.

Brakes, lights, trailers, heavy equipment and roadside calls, worked where the vehicle sits.

DOT Compliance Checks by M3 Roadside
DOT Compliance Checks
Brake & Air Brake Repair by M3 Roadside
Brake & Air Brake Repair
Lights, Wiring & Reflective Tape by M3 Roadside
Lights, Wiring & Reflective Tape
Commercial Truck Repair by M3 Roadside
Commercial Truck Repair
Trailer Repair by M3 Roadside
Trailer Repair
Heavy Equipment Field Repair by M3 Roadside
Heavy Equipment Field Repair
Fleet Preventive Maintenance by M3 Roadside
Fleet Preventive Maintenance
Mobile Truck Diagnostics by M3 Roadside
Mobile Truck Diagnostics
Jump Starts & Batteries by M3 Roadside
Jump Starts & Batteries
Flat Tire Change by M3 Roadside
Flat Tire Change
Fuel Delivery by M3 Roadside
Fuel Delivery
Lockout Service by M3 Roadside
Lockout Service

Savings

Save 15% when you come back or send a friend.

15% OFF

for repeat clients

15% OFF

for referrals

Mention it when you call or book.

Mobile service truck with tool compartments open at a truck yard

Why M3 Roadside

One call for compliance, repairs and roadside help.

We come to you: yards, job sites, roadsides, lots.
From small cars to heavy equipment.
DOT compliance is our main focus.
Straight answers before the work starts.

Service areas

Serving Southwest Louisiana.

Based in Sulphur, covering Lake Charles and the I-10 corridor.

FAQ

Good questions.

Yes. M3 Roadside is fully mobile. We come to your yard, lot, job site, home or the side of the road.

Semi trucks parked at a Louisiana truck stop at dusk

Get M3 on the way

Vehicle
What do you need?

View our Privacy Policy and Terms of Service

Or call (409) 233-8574

Call or text to schedule

Need a truck fixed or a fleet checked?

Call (409) 233-8574
Call