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June 13, 2026 Service bulletin

The currently published HD BEV Chassis with PACCAR EPowertrain Service (Built After 1/14/2026)...

Kenworth technical service bulletin 46-027 for 2024-2026 Kenworth T680, 2024-2026 Peterbilt 579 and 2024-2026 Kenworth T880 and others.

Bulletin number
46-027
Component
Electrical system
Summary
The currently published HD BEV Chassis with PACCAR EPowertrain Service (Built After 1/14/2026) de-energizing Procedures on ServiceNet cannot be utilized for certain pre-production Battery Electric Vehicle (BEV) chassis.

Owners of these vehicles have filed 1 complaints in the electrical category.

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