Check a VIN

June 1, 2025 Service campaign

Mack Trucks has identified that certain MDe model trucks may have complications with the instrument...

Mack technical service bulletin S4536 202506 for 2024-2026 Mack MD (Electric).

Bulletin number
S4536 202506
Component
Unknown or other
Summary
Mack Trucks has identified that certain MDe model trucks may have complications with the instrument cluster displaying a message requesting the truck be shifted into neutral when the driver’s door is opened, and the truck is already in neutral. Some trucks may also experience issues related to instrument clusters missing the VINNO parameter, affecting Geotab’s ability to read the datalink. Follow the instructions below to update the software in the instrument cluster.

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