There is an update to the CARB Base Emissions Warranty Limits table and Manufacturer’s Warranty Coverage...
Kenworth technical service bulletin 99-051 for 2025 Kenworth T680, 2025 Peterbilt 579 and 2025 Kenworth T880 and others.
- Bulletin number
- 99-051
- Component
- Engine
- Summary
- There is an update to the CARB Base Emissions Warranty Limits table and Manufacturer’s Warranty Coverage section in certain Engine Model Year (EMY) 2025 MX-11 and MX-13 Operator’s Manuals.
Vehicles covered
- Kenworth T680 2025 2025
- Peterbilt 579 2025 2025
- Kenworth T880 2025 2025
- Peterbilt 567 2025 2025
- Peterbilt 520 2025 2025
- Kenworth L770 2025 2025
- Kenworth W990 2025 2025
- Peterbilt 589 2025 2025
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