Structure: body
Mack technical service bulletin S4373-202502 for 2025 Mack Anthem (An) and 2025 Mack Pioneer PR (4).
- Bulletin number
- S4373-202502
- Component
- Structure: body
- Summary
- Mack Trucks has determined that certain Mack sleeper cab assemblies were possibly manufactured with an insufficient number of welds across the rear flange of the upper header. The reduced number of welds could lower the designed cab integrity.
Vehicles covered
- Mack Anthem (An) 2025 2025
- Mack Pioneer PR (4) 2025 2025
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