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April 8, 2025 Service bulletin

Safety Recall – Interim Notification Certain Battery Electric Vehicle (BEV) chassis equipped with certain...

Peterbilt technical service bulletin 25PBC for 2022-2025 Peterbilt 579 and 2022-2025 Peterbilt 520.

Bulletin number
25PBC (25PBC)
Component
Electrical system
Summary
Safety Recall – Interim Notification Certain Battery Electric Vehicle (BEV) chassis equipped with certain Accelera High Voltage Interlock Loop (HVIL)circuit configurations may experience a sudden loss of high voltage power with unintended opening of electrical contactors, which may occur without warning. This can result in a loss of propulsion and may increase the risk of a crash. This bulletin will be updated once parts and procedures are available.

Owners of these vehicles have filed 2 complaints in the electrical category.

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