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Real-Time Vehicle Monitoring with AI. 

Expert-Reviewed Alerts. Actionable Repair Plans

WatchTower gives bus, transit, and coach fleet 24/7 visibility into vehicle health by combining advanced AI with real diesel technicians who review alerts and deliver repair plans to keep you running.

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We go beyond a remote monitoring platforms bombarding you with raw data and leave you guessing what matters. WatchTower is different. We use a combination of AI-powered software and experienced diesel technicians to:

  • Filter through the noise
  • Validate critical alerts
  • Predictive AI for your emission systems to get ahead of issues before they occur
  • Remotely troubleshoot your vehicle as its driving down the road
  • Deliver step-by-step repair plans based on real-world knowledge and your vehicle’s live data

You’re not just getting diagnostics … you’re getting answers from experts. Answers that allow you to make better decisions on where, when, and what gets repaired on your equipment.

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How It Works

WatchTower continuously ingests over a million data points per vehicle each month, using advanced machine learning to detect potential breakdowns before they happen. When the AI engine flags an issue, a Diesel Laptops technician reviews the alert, validates the findings, and creates a repair plan. The result is a clear, actionable maintenance roadmap delivered straight to your team so you can fix problems early, avoid costly downtime, and keep your fleet moving.

From Fault Code to Fix in 30 Seconds

Watch how Diesel WatchTower identifies the issue, finds the repair, and delivers the part number and price. All in under half a minute.

Detect Early. Increase Uptime. Empower Technicians.

WatchTower isn’t theory. It’s proven. By combining predictive AI with expert diesel technicians, fleets gain clarity, reduce costs, and keep vehicles on the road where they belong.

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  • Fewer Breakdowns
    Prevent up to 20% of road calls by acting on issues before they become failures.
  • Less Downtime
    Cut diagnostic time by nearly 50%, so vehicles spend less time in the shop and more time in service.
  • Lower Costs
    Transit agencies using WatchTower have reported a 24% reduction in material costs thanks to targeted, accurate repair planning.
  • Smarter Decisions
    Know which problems are urgent and which can wait — helping fleet managers prioritize without the guesswork.
  • Peace of Mind
    Your fleet is monitored 24/7, with predictive AI and experienced diesel technicians filtering the noise and delivering only the plans that matter.
  • The Wikipedia of Repair Information
    Every WatchTower subscription comes with Pro access to Diesel Repair, giving your team full repair information, wiring diagrams, troubleshooting guides, and more all in one platform available via web, iOS, and Android.

Trusted by Transit Agencies in North America

WatchTower isn’t science fiction. It’s built on years of proven success with some of the largest transit fleets in North America. From New York City to Canada, transit agencies have already seen the impact of combining predictive AI with expert technicians.

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NYC Transit (MTA)

In a Transit Tech Lab pilot, WatchTower's AI foundation delivered a 43% increase in maintenance productivity and a 24% reduction in material costs, helping one of the world's busiest bus fleets keep vehicles on the road longer.

"Predictive maintenance on our aftertreatment system has helped the Department of Buses prevent road calls and service disruptions, schedule and complete repairs more efficiently, and provide reliable service to our customers"
-Frank Annicaro,
SVP of Bus Operations

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Saskatoon Transit

Over a four-month pilot, Saskatoon Transit achieved a 50% reduction in labor hours when technicians used WatchTower's predictive insights to prioritize the right repairs.

"The maintenance team now finds and repairs issues before they become a bigger issue, and they have data to help prioritize work."
-Tracey Davis,
Fleet & Maintenance Manager

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Award-Winning Deployments

Transit agencies including Dutchess County Public Transit and Pinellas Suncoast Transit Authority were recognized with innovation awards after deploaying WatchTower's AI-powered monitoring and repair planning tools.

"The fact that WatchTower is not just a tool but an interaction with a separate maintenance team makes it special."
-Michael Grattini,
Director of Public Transit at the Dutches Country Department of Public Works

Choose the Solution That Fits Your Fleet

WatchTower comes in two flavors – One for monitoring only and the other is for predictive AI on your most troublesome system, aftertreatment.

24/7 Monitoring Only

Table header 0Table header 1
Fleetwide Reporting & History LogsYes
24/7 Vehicle Monitoring by AIYes
Fault Code Detection & AlertsYes
Diesel Repair AccessYes
Predictive AI on AftertreatmentNo
Diesel Tech prepared repair plansNo
PricingPer Truck Per Month

24/7 Monitoring + Predictive

Table header 0Table header 1
Fleetwide Reporting & History LogsYes
24/7 Vehicle Monitoring by AIYes
Fault Code Detection & AlertsYes
Diesel Repair AccessYes
Predictive AI on AftertreatmentYes
Diesel Tech prepared repair plansYes
PricingPer Truck Per Month

Ready to See WatchTower in Action?

WatchTower is already helping transit fleets reduce breakdowns, cut diagnostic time, and lower costs. Let’s show you how it can do the same for your operation.








Common Questions

Does WatchTower work with my vehicles?

We support all types of “people movers” powered by diesel, electric, or propane (LPG) in US & Canada.

Do I need to install anything?

We can use your existing ELDs or we can supply hardware. We provide a simple plug-in device that enables remote access. Setup is quick and guided by our team.

Is this fully automated?

No, and that’s the point. We combine automated monitoring with real diesel technicians, so you get accurate, human-reviewed advice every time. This provides a continuous feedback loop constantly improving the solution.

What does it cost?

We offer two pricing models. One is for 24/7 vehicle monitoring only and the other also includes Predictive AI on your emission systems. Pricing depends on fleet size and support level. Talk to our team for a quote.