What Is SmartLINQ?

SmartLINQ is a remote diagnostics platform, designed to give drivers and fleet managers real-time visibility into their truck’s health and performance. Accessible through the PACCAR Solutions Portal or the SmartLINQ app, this platform helps monitor over 800 diagnostic codes, provides instant alerts, and lets you plan service before problems happen.

This service is compatible with most Model Year 2017+ Peterbilt trucks equipped with PACCAR MX engines.

Why SmartLINQ?

Real-Time Diagnostic Monitoring

SmartLINQ categorizes alerts by severity:

• Stop Now
• Service Now
• Service Soon
• Informational

This helps you prioritize service and avoid costly delays on the road.

Dealer Locator + Notifications

Know exactly where to go with automatic dealer mapping. SmartLINQ shows you the three closet Peterbilt dealerships and keeps you informed via email and portal alerts.

Over-the-Air (OTA) Updates

SmartLINQ enables remote software updates for engine and aftertreatment systems:

• No need to visit the shop
• Updates delivered anytime, anywhere
• Use the SmartLINQ app or PACCAR Solutions Portal

Fleet-Wide Insights

Track and export critical data across your fleet:

• Fuel economy
• Idle time
• Engine hours
• Mileage
• Driver performance
• Proactive Service Planning

Schedule repairs before problems grow. Fleet managers can use SmartLINQ to book service appointments in advance—ensuring the parts and technicians are ready when the truck arrives.

How Do Over-the-Air Updates Work For A Semi-Truck?

Step 1: Enable the Truck

Log into the PACCAR Solutions Portal or SmartLINQ app and enable the chassis for OTA functionality.

Step 2: Download the Update

When an update becomes available, select the vehicle and initiate the download.

Step 3: Install the Software

Using the PACCAR OTA app, follow on-screen prompts to complete the installation safely.

Pro Tip: You can queue software downloads while trucks are still on the road to save time at the shop.

SmartLINQ FAQs

Q: Which trucks support SmartLINQ?
Peterbilt trucks from model year 2017 and newer with PACCAR MX engines.

Q: Is someone required to be present during OTA updates?
Yes—someone must be present to assist with a few basic steps, such as turning the key and engaging the cruise control.

Q: How long do updates take?
Once downloaded, installations take approximately 30 minutes.

Q: How long do I have to install the update?
Updates remain available for up to six months after download.

Q: Where can I find the Peterbilt SmartLINQ Manual?

A: You can find the SmartLINQ manual and other helpful resources directly on Peterbilt's official website. Click here for more information and downloads. 

Get Connected, Stay Ahead

Whether you run a single truck or a full fleet, SmartLINQ keeps you informed, prepared, and ahead of unexpected downtime. It’s one of the many reasons Peterbilt trucks remain a top choice for performance, reliability, and innovation.