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New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary derates and downtime caused by failures in the sensors designed to monitor diesel exhaust fluid on trucks.
Detroit Engines: Trusted Performance, Built for What's Next
Reducing Fleet Downtime with Advanced Diagnostics
6 Dashcam Tactics to Improve Safety & ROI
It’s here: The 2026 Fleet Technology Trends & AI Impact Report
Apr 9, 2026 | 11:00 AM PDT
Apr 9, 2026 | 11:00 AM PDT
Heavy Duty Trucking's Top 20 Products awards recognize the best new products and technologies. Check out the award presentations at the 2026 Technology & Maintenance Council annual meeting.
Heavy Duty Trucking's Top 20 Products awards recognize the best new products and technologies. Check out the award presentations at the 2026 Technology & Maintenance Council annual meeting.
![Technology & Maintenance Council 2026 Annual Meeting [Photos]](https://assets.bobitstudios.com/image/upload/f_auto,q_auto,dpr_auto,c_fill,g_auto,w_650,h_365/Gallery-TMC2026-Tesla-outside-displays-DL_jhj1zz.jpg)
