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July 10, 2026 Service bulletin

The battery care, maintenance, and charging guidelines have been updated to include Absorbent Glass Mat...

Kenworth technical service bulletin 32-009 for 2024-2027 Kenworth W990 and 2025-2027 Peterbilt 589.

Bulletin number
32-009
Component
Electrical system
Summary
The battery care, maintenance, and charging guidelines have been updated to include Absorbent Glass Mat (AGM) battery information. Dealers are responsible for maintaining inventory trucks and on-shelf batteries.

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