The drive belt idler pulley bracket material does not have adequate hardness and the attaching bolts may...
BMW technical service bulletin B110224 for 2024 BMW M3, 2025 BMW M4 and 2024 BMW M2.
- Bulletin number
- B110224 (0011730700)
- Component
- Engine
- Summary
- The drive belt idler pulley bracket material does not have adequate hardness and the attaching bolts may loosen.
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