Diesel trouble?
We come to you.
A diesel mechanic comes to your truck. Follow them live with their photo, truck and plate, and approve the price before any work. Phoenix today. Chicago and Detroit next.
From request to back on the road.
The same steps in the app and on the web. Swipe through them.
Step 1
Tell us what's wrong
Pick the problem and confirm where the truck is. One request, no calling around.
Step 2
A mechanic accepts
You see who's coming: name, photo, rating, truck and full plate.
Step 3
Follow them live
On your Lock Screen and in the Dynamic Island with the app, or on the status page in any browser.
Step 4
They arrive
How to spot your mechanic, and a reminder: you pay in the app, never cash at the truck.
Step 5
Diagnosis, then your price
No estimates. The mechanic finds the problem, quotes it, and you approve before any work.
Step 6
Pay and rate
Pay by card in the app, get your receipt, and rate the job.
Screens from the Mobile Diesel USA app. Names, trucks and amounts are sample data.
No estimates. A real price after diagnosis.
Your mechanic diagnoses the truck first, then quotes the repair. Nothing is charged and no work starts until you approve the price.
Made for the side of the road.
Readable in sun glare
Black on white, big type and 50-point buttons, the same as the app.
One hand, one thumb
Call and Get help sit at the bottom of your phone screen, where your thumb already is.
Know who's pulling up
Your mechanic's photo, truck and full plate, before they arrive.
Share with your fleet
Send the live status to your dispatcher or fleet manager with one tap. No more “where are they?” calls.
Mobile Diesel Pro
Diesel mechanics: the jobs come to you.
Independent mechanics get job offers on their Lock Screen, see the truck and the problem before saying yes, and get paid in the app.
Ask your AI assistant to book it.
AI assistants can check whether we cover your location, explain how pricing works and send a repair request for you. A dispatcher still confirms every job with the driver.
For developers and fleet systemsMCP server (no sign-in needed)
https://mobiledieselusa.com/api/mcp/mcpTry asking
“My truck won't start on I-10 near Buckeye. Can you get a diesel mechanic out here?”
Phoenix today. Chicago and Detroit next.
Phoenix dispatch covers about 60 miles around the metro, 7 AM to 7 PM Arizona time, every day. We open a city only when mechanics there are ready to take jobs.
Phoenix dispatch, 7 AM to 7 PM Arizona time
The Mobile Diesel USA app
Request help, follow your mechanic on the Lock Screen and in the Dynamic Island, approve the price and pay, all in one place.
Questions
The Phoenix, Arizona metro, about 60 miles around Phoenix. Chicago and Detroit are launching next and are not available yet. We do not serve other cities.
Phoenix dispatch runs 7 AM to 7 PM Arizona time, every day. Outside those hours we cannot promise a response. If anyone is in danger, call 911.
We don't give estimates. Your mechanic diagnoses the truck first, then quotes the repair, and you approve the price before any work. Nothing is charged before you say yes.
Dispatch sends your request to nearby mechanics. When one accepts, you see their name, photo, truck and plate and a live arrival time. We don't promise a time before a mechanic accepts.
In the app or on your secure status page, by card, after you approve the price. Nobody should ask you for cash at the truck.
Class 6 to 8 trucks, trailers and reefers, RVs and off-highway diesel equipment. Dispatch confirms a mechanic with the right tools for your repair.
Yes. AI assistants and fleet systems can check coverage and send a request through our booking API or MCP server. A dispatcher still confirms every job with the driver by phone or text.
Broken down in Phoenix right now?
Pull fully off the road, hazards on, triangles out. Then tap one of these. If anyone is in danger, call 911.